datum_code,datum_name,datum_type,origin_description,realization_epoch,ellipsoid_code,prime_meridian_code,area_of_use_code,datum_scope,remarks,information_source,data_source,revision_date,change_id,deprecated
1024,Hungarian Datum 1909,geodetic,"Fundamental point not given in information source, but presumably Szolohegy which is origin of later HD72.",1909,7004,8901,1119,Topographic mapping.,Replaced earlier HD1863 adjustment also on Bessel ellipsoid. Both HD1863 and HD1909 were originally on Ferro Prime Meridian but subsequently converted to Greenwich. Replaced by HD72 (datum code 6237).,"Timár, Molnár and Márta in Geodezia es Kartografia 55(3) pp16-21. www.fomi.hu/internet/magyar/szaklap/geodkart.htm",OGP,2008-08-02,,0
1025,Taiwan Datum 1967,geodetic,"Fundamental point: Hu Tzu Shan. Latitude: 23°58'32.34""N, longitude: 120°58'25.975""E (of Greenwich).",1967,7050,8901,3315,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Adopted in 1980. TWD67 uses the GRS 1967 ellipsoid but with 1/f to exactly 2 decimal places.,"National Land Surveying and Mapping Center (NLSC), http://www.nlsc.gov.tw",OGP,2008-08-11,,0
1026,Taiwan Datum 1997,geodetic,ITRF94 at epoch 1997.0,1997,7019,8901,1228,"Geodetic survey, GIS, topographic mapping, engineering survey.",Adopted in 1998.,"National Land Surveying and Mapping Center (NLSC), http://www.nlsc.gov.tw",OGP,2008-08-11,,0
1027,EGM2008 geoid,vertical,WGS 84 ellipsoid.,2008,,,1262,Geodesy.,,http://earth-info.nga.mil/GandG/wgs84/gravitymod/egm2008/egm08_wgs84.html,OGP,2009-01-30,2008.097,0
1028,Fao 1979,vertical,Average sea level at Fao during two-year period in mid/late 1970s.,1979,,,3625,"Topographic mapping, geodetic survey.",Replaces Fao (datum code 5149) in Iraq.,"Survey Division, Ministry of Water Resources (MoWR).",OGP,2009-03-01,2009.003,0
1029,Iraqi Geospatial Reference System,geodetic,ITRF2000 at epoch 1997.0,2000,7019,8901,1124,Geodetic survey.,,"Survey Division, Ministry of Water Resources (MoWR).",OGP,2009-02-03,2009.003,0
1031,MGI 1901,geodetic,"Fundamental point: Hermannskogel. Latitude: 48°16'15.29""N, longitude: 16°17'55.04""E (of Greenwich).",1901,7004,8901,2370,Geodetic survey.,"The longitude of the datum origin equates to the Albrecht 1902 value for the Ferro meridian of 17°39'46.02"" west of Greenwich. Densified in 1948.","The Ferro prime meridian, Gabor Timar (2007), Geodezia es Kartografia vol 59 issue 12 pages 3-7.",OGP,2009-05-10,2009.015,0
1032,MOLDREF99,geodetic,Densification of ETRS89.,1999,7019,8901,1162,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,State Agency for Land Relations & Cadastre.,OGP,2009-05-11,2009.026,0
1033,Reseau Geodesique de la RDC 2005,geodetic,ITRF2000 at epoch 2005.4.,2005,7019,8901,3613,Geodetic survey.,,"""Revision du Tiers Meridional du Reseau Geodesique de la RDC"", COPIREP Reclus project report, 2005.",OGP,2009-04-16,2009.011,0
1034,Serbian Reference Network 1998,geodetic,Densification of ETRS89 in Serbia at epoch 1998.7 based on coordinates of 6 stations in Serbia of Yugoslav Reference Frame (YUREF) 1998 campaign.,1998,7019,8901,3534,Geodesy.,Observed 1998-2003.,"Delcev et al, FIG Working Week May 2009; http://www.gig.net/pub",OGP,2009-05-11,2009.015,0
1035,Red Geodesica de Canarias 1995,geodetic,ITRF93 at epoch 1994.9 at VLBI station Maspalomas on Grand Canary.,1995,7019,8901,3199,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces Pico de las Nieves 1984 (PN84).,IGN Madrid. http://www.fomento.es.,OGP,2009-05-15,2009.033,0
5100,Mean Sea Level,vertical,,,,,1262,Hydrography.,"msl has geographic and temporal components.  Users are advised to not use this generic vertical datum but to define specific instances of msl based on knowledge of these components; for instance ""msl at xxx during 19yy"".",,OGP,1996-04-12,,0
5101,Ordnance Datum Newlyn,vertical,Mean Sea Level at Newlyn between 1915 and 1921.,,,,2792,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2004-06-16,2004.100,0
5102,National Geodetic Vertical Datum 1929,vertical,26 tide gauges in the US and Canada.,1929,,,1323,"Topographic mapping, geodetic survey.",Normal orthometric heights.,,OGP,1996-09-12,,0
5103,North American Vertical Datum 1988,vertical,"Father's Point, Rimouski, Quebec.",1988,,,1325,"Topographic mapping, geodetic survey.",Helmert orthometric heights.,,OGP,2006-01-16,2005.880,0
5104,Yellow Sea 1956,vertical,2 years tide readings at Qingdao.,1956,,,3228,"Topographic mapping, geodetic survey.",Replaced by Yellow Sea 1985 datum.,,OGP,2002-06-22,2002.160,0
5105,Baltic Sea,vertical,Datum: average water level at Kronstadt 1833. Network adjusted in 1977.,1977,,,1284,"Topographic mapping, geodetic survey.",Uses Normal heights.,,OGP,2005-05-27,2004.100 2005.180,0
5106,Caspian Sea,vertical,Defined as -28.0m Baltic datum,,,,1291,Hydrography.,,,OGP,1996-09-12,,0
5107,Nivellement general de la France,vertical,Mean sea level at Marseille,,,,1326,"Topographic mapping, geodetic survey.",The CNIG states that NGF is a general term applying to all vertical network readjustments of France and recommends more specific terminology. See codes 5118-5120.,"Conseil National de l'Information Geographique groupe de travail ""Reseaux de Nivellement"" recommendations v5.1 April 1994.",OGP,1996-09-12,,1
5109,Normaal Amsterdams Peil,vertical,Mean high tide at Amsterdams Peil in 1684.,,,,1275,"Topographic mapping, geodetic survey, hydrography.",Orthometric heights.,Nederlandse Commissie voor Geodesie publication 30; 1993,OGP,2006-01-16,2004.100 2005.880,0
5110,Oostende,vertical,Mean low water during 1958,1958,,,1347,"Topographic mapping, geodetic survey.",,Nederlandse Commissie voor Geodesie publication 30; 1993,OGP,2006-01-16,2005.880,0
5111,Australian Height Datum,vertical,MSL 1966-68 at 30 gauges around coast.,1968,,,1281,"Topographic mapping, geodetic survey.",,Australian Land Information Group  www.auslig.gov.au,OGP,2005-09-06,2005.460,0
5112,Australian Height Datum (Tasmania),vertical,MSL 1972 at Hobart and Burnie.,1972,,,1282,"Topographic mapping, geodetic survey.",,,OGP,1996-09-12,,0
5113,Sea Level,vertical,,,,,1262,Hydrography.,An unspecified local vertical datum not recommended for use.,,OGP,1996-09-12,,0
5114,Canadian Geodetic Vertical Datum of 1928,vertical,Based on the mean sea level determined from several tidal gauges located in strategic areas of the country,1928,,,1289,"Topographic mapping, geodetic survey.",,"Geodetic Survey Division, Natural Resources Canada. http://maps.nrcan.gc.ca/asdb/asdb_datum.html and http://www.geod.nrcan.gc.ca/index_e/help_e/acron_e.html",OGP,2004-11-26,2004.723,0
5115,Piraeus Harbour 1986,vertical,MSL determined during 1986.,1986,,,3254,"Topographic mapping, geodetic survey.",,Geodesy Department; Public Pertoleum Corporation of Greece,OGP,1997-06-16,,0
5116,Helsinki 1960,vertical,MSL at Helsinki during 1960.,1960,,,3333,"Topographic mapping, geodetic survey.",,National Land Survey of Finland;¶http://www.maanmittauslaitos.fi,OGP,1997-07-22,,0
5117,Rikets hojdsystem 1970,vertical,"Adjustment is referenced to mean high tide at Amsterdams Peil in 1684. To account for land level movements caused by isostatic rebound, heights are reduced to epoch 1970.0 using uplift values computed from repeated levelling observations.",1970,,,3313,"Topographic mapping, geodetic survey.",Realised through the second precise levelling network of 1951-1967. Uses Normal heights. Replaces RH00. Replaced in 2005 by RH2000.,National Land Survey of Sweden,OGP,2008-03-14,2002.480 2004.100 2008.013,0
5118,Nivellement General de la France - Lallemand,vertical,"Rivet number M.ac O-VIII on the Marseille tide gauge site, with the height fixed in 1897 at 1.661 metre above mean sea level between February 2nd 1885 and January 1st 1897.",,,,1326,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,"Conseil National de l'Information Geographique groupe de travail ""Reseaux de Nivellement"" recommendations v5.1 April 1994.",OGP,1997-11-13,2001.470 2004.060,0
5119,Nivellement General de la France - IGN69,vertical,"Rivet number M.ac O-VIII on the Marseille tide gauge site, with the height fixed in 1897 at 1.661 metre above mean sea level between February 2nd 1885 and January 1st 1897.",1969,,,1326,"Geodetic survey, topographic mapping, engineering survey.",Uses Normal heights.,"Conseil National de l'Information Geographique groupe de travail ""Reseaux de Nivellement"" recommendations v5.1 April 1994.",OGP,1997-11-13,2001.470,0
5120,IGN78 Corsica,vertical,Marker MM3 situated on the tide gauge site of Ajaccio. Height is 3.640 metre above mean sea level.,1978,,,1327,"Geodetic survey, topographic mapping, engineering survey.",Uses Normal heights. Replaces NGC (datum code 5189).,"Conseil National de l'Information Geographique groupe de travail ""Reseaux de Nivellement"" recommendations v5.1 April 1994.",OGP,2004-10-14,2001.470 2004.060 2004.564,0
5121,Maputo,vertical,Mean sea level at Maputo.,,,,3281,Topographic mapping.,,Direcção Nacional de Geografia e Cadastral (DINAGECA).,OGP,1998-04-16,,0
5122,Japanese Standard Levelling Datum 1949,vertical,24.4140 metres above mean sea level Tokyo Bay.,1949,,,3263,"Topographic mapping, geodetic survey.",,Ministry of Construction; Japan.  http://vldb.gsi.go.jp/sokuchi/datum/tokyodatum.html,OGP,2004-05-09,2002.080 2004.380,0
5123,PDO Height Datum 1993,vertical,,1993,,,3288,Oil industry mapping.,Misclosure between Muscat and Salalah less than .5 meters with differences from of up to 5 meters from old Fahud Datum.  The PHD93 adjustment was initially known as the Spine.  Replaces Fahud Vertical Datum (code 5124) from 1993.,Petroleum Development Oman,OGP,1999-04-22,,0
5124,Fahud Height Datum,vertical,Single MSL determination at Mina Al Fahal.,,,,3288,Oil industry mapping.,Based on reciprocal trigonometric heighting. Replaced by PHD93 Datum (code 5123) in 1993.,Petroleum Development Oman,OGP,2004-04-07,2004.212,0
5125,Ha Tien 1960,vertical,,1960,,,1302,"Topographic mapping, geodetic survey.",In Vietnam replaced by Hon Dau in 1992.,,OGP,1999-10-20,,0
5126,Hon Dau 1992,vertical,,1992,,,3328,"Topographic mapping, geodetic survey.",Replaces Ha Tien in Vietnam.,,OGP,1999-10-20,,0
5127,Landesnivellement 1902,vertical,Origin at Repere Pierre du Niton (RPN) defined as 373.6 metres above msl. This value derived from msl at Marseille in 1897 through the French Lallemand network.,1902,,,1286,"Topographic mapping, cadastral survey.","Levelling observations not corrected for gravity field. For scientific purposes, replaced by LHHN95.",Bundesamt für Landestopographie,OGP,2004-06-16,2004.100,0
5128,Landeshohennetz 1995,vertical,Origin at Repere Pierre du Niton (RPN) defined as 373.6 metres above msl. This value derived from msl at Marseille in 1897 through the French Lallemand network.,1995,,,1286,Geodetic survey and scientific studies.,"Orthometric heights. For scientific purposes only, replaces LN02.",Bundesamt für Landestopographie,OGP,2004-06-16,2004.100,0
5129,European Vertical Reference Frame 2000,vertical,"Height at Normaal Amsterdams Peil (NAP) is zero, defined through height at UELN bench mark 13600 (52°22'53""N 4°54'34""E) of 0.71599m. Datum at NAP is mean high tide in 1684.",2000,,,1299,Geodesy.,Realised by geopotential numbers and Normal heights of the United European Levelling Network. Replaced by EVRF2007 (datum code 5215).,"European veritical data centre at Bundesamt für Kartographie und Geodäsie (BKG), Leipzig branch. http://crs.bkg.bund.de/evrs/",OGP,2008-06-24,2008.045 2008.101,0
5130,Malin Head,vertical,Mean sea level between January 1960 and December 1969.,1970,,,1305,Topographic mapping,Orthometric heights.,Ordnance Survey of Ireland,OGP,2001-11-06,,0
5131,Belfast Lough,vertical,"Mean sea level between 1951 and 1956 at Clarendon Dock, Belfast.",1957,,,2530,"Large scale (1:1,250, 1:2,500 and 1:10,000) topographic mapping.","Orthometric heights. Malin Head (datum code 5130) used for 1:50,000 and smaller mapping.",Ordnance Survey of Northern Ireland,OGP,2002-09-19,2002.620,0
5132,Dansk Normal Nul,vertical,Mean Sea Level at 10 gauges.,,,,3237,Topographic mapping and engineering survey,Orthometric heights.,Kort & Matrikelstyrelsen,OGP,2001-11-06,,0
5133,AIOC 1995,vertical,Average level of Caspian Sea at the Oil Rocks tide gauge June-September 1995.,1995,,,2592,Oil industry mapping.,AIOC 1995 datum is 1.7m above Caspian datum and 26.3m below Baltic datum.,BP,OGP,2002-02-12,,0
5134,Black Sea,vertical,,,,,1102,Hydrographic surveying and since break-up of Former Soviet Union also topographic mapping.,Black Sea datum is 0.4m below Baltic datum.,BP,OGP,2002-02-12,,0
5135,Hong Kong Principal Datum,vertical,"1.23m below the mean of 19 years (1965-83) observations of tide levels at North Point, Victoria Harbour.",1980,,,3334,"Geodetic survey, engineering survey, cadastre.",,"Survey and Mapping Office, Lands Department. Http://www.info.gov.hk/landsd/mapping/tindex.htm",OGP,2002-06-22,,0
5136,Hong Kong Chart Datum,vertical,Approximates to Lowest Astronomic Tide level (LAT).,,,,3335,Hydrographic survey and charting.,Chart datum is 0.15 metres below Hong Kong Principal Datum (code 5135) and 1.38m below MSL at Quarry Bay.,"Survey and Mapping Office, Lands Department. Http://www.info.gov.hk/landsd/mapping/tindex.htm",OGP,2009-05-21,2009.022,0
5137,Yellow Sea 1985,vertical,20 years tide readings at Qingdao.,1985,,,3228,"Topographic mapping, geodetic survey.",Replaces Yellow Sea 1956 datum.,Guangdong Province Land Resource Information Centre,OGP,2002-06-22,,0
5138,Ordnance Datum Newlyn (Orkney Isles),vertical,Connected to Newlyn datum by triangulation from the British mainland.,,,,2793,"Topographic mapping, geodetic survey.",Considered as separate from Newlyn because the accuracy of the trigonometric connection across the Pentland Firth does not meet geodetic levelling specifications. Orthometric heights.,Ordnance Survey of Great Britain,OGP,2004-06-16,2004.100,0
5139,Fair Isle,vertical,,,,,2794,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5140,Lerwick,vertical,,,,,2795,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5141,Foula,vertical,,,,,2796,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5142,Sule Skerry,vertical,,,,,2797,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5143,North Rona,vertical,,,,,2798,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5144,Stornoway,vertical,,,,,2799,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5145,St Kilda,vertical,,,,,2800,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5146,Flannan Isles,vertical,,,,,2801,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2006-01-16,2005.880,0
5147,St Marys,vertical,,,,,2802,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5148,Douglas,vertical,,,,,2803,"Topographic mapping, geodetic survey.",Orthometric heights.,Ordnance Survey of Great Britain,OGP,2002-09-19,,0
5149,Fao,vertical,,,,,3390,"Topographic mapping, geodetic survey.",Established by Hunting Surveys for IPC. In Iran replaced by Bandar Abbas (code 5150). At time of record creation NIOC data in Ahwaz area still usually referenced to Fao. In Iraq replaced by Fao 1979 (code 1028).,National Iranian Oil Company (NIOC).,OGP,2009-05-21,2009.003,0
5150,Bandar Abbas,vertical,Average sea level at Bandar Abbass 1995-2001.,2001,,,3336,"Topographic mapping, geodetic survey.",Replaces Fao (code 5149).,National Cartographic Centre of Iran,OGP,2002-09-19,,0
5151,Nivellement General de Nouvelle Caledonie,vertical,Rivet AB01 established by SHOM (Service Hydrographique de la Marine)  in 1937 on the Quai des Volontaires in Noumea. Height i: 1.885 metre above mean sea level.,1969,,,2822,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,Service Topographique de la Nouvelle Caledonie.,OGP,2004-03-15,2004.060,0
5152,Poolbeg,vertical,"Low water mark of the spring tide on the 8 April 1837 at Poolbeg Lighthouse, Dublin.",1837,,,1305,Topographic mapping before 1956 in Northern Ireland and 1970 in the Republic of Ireland.,Replaced by Belfast Lough and Malin Head (datum codes 5130-31).,"""The Irish Grid - A Description of the Co-ordinate Reference System"" published by Ordnance Survey of Ireland, Dublin and Ordnance Survey of Northern Ireland, Belfast.",OGP,2003-06-27,,0
5153,Nivellement General Guyanais 1977,vertical,"Mean sea level 1936 at Cayenne. Origin = marker BM35 on stone on St Francois battery, Cayenne, with defined elevation of 1.64m above msl. NGG1977 height 0.00m is 1.96m above sounding datum defined at Cayenne in 1936 by SHM.",1977,,,3146,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,IGN Paris,OGP,2008-09-17,2008.087,0
5154,Martinique 1987,vertical,Mean sea level 1939 at Fort de France. Origin = marker Nbc2 on rebuilt quay wall with defined elevation of 1.38m above msl. Martinique 1987 height 0.00m is 0.56m above SHOM sounding datum.,1987,,,3276,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights. Replaces Martinique 1955 (datum code 5192).,IGN Paris,OGP,2008-09-19,2004.561 2008.087,0
5155,Guadeloupe 1988,vertical,Mean sea level July 1947 to June 1948 at Pointe-Fouillole (Pointe-à-Pitre harbour). Origin = marker GO-7 (formerly AO'-5) with defined height of 2.67m above msl adopted from 1951 value. Guadeloupe 1988 height 0.00m is 0.46m above 1984 sounding datum.,1988,,,2892,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights. Replaces Guadeloupe 1951 (datum code 5193).,IGN Paris,OGP,2008-09-17,2004.561 2008.087,0
5156,Reunion 1989,vertical,Mean sea level during part of November 1949 at port of Saint-Pierre. Origin = marker AB-100 with defined elevation of 13.808m above msl.,1989,,,3337,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights. Replaces Reunion IGN58. Value of marker AB-100 retains height from 1958 adjustment.,IGN Paris,OGP,2008-09-17,2004.561 2008.087,0
5157,Auckland 1946,vertical,MSL at Auckland harbour 1909-1923.,1946,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5158,Bluff 1955,vertical,MSL at Invercargill harbour over 8 years between 1918 and 1934.,1955,,,1501,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5159,Dunedin 1958,vertical,MSL at Dunedin harbour 1918-1937.,1958,,,1501,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5160,Gisborne 1926,vertical,MSL at Gisborne harbour 1926.,1926,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5161,Lyttelton 1937,vertical,MSL at Lyttelton harbour over 9 years between 1918 and 1933.,1937,,,1501,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5162,Moturiki 1953,vertical,MSL at Moturiki Island February 1949 to December 1952.,1953,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5163,Napier 1962,vertical,MSL at Napier harbour. Period of derivation unknown.,1962,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5164,Nelson 1955,vertical,MSL at Nelson harbour 1939-1942.,1955,,,1501,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5165,One Tree Point 1964,vertical,MSL at Whangarei harbour 1960-1963.,1964,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5166,Tararu 1952,vertical,MSL at Tararu Point 1922-1923.,1952,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5167,Taranaki 1970,vertical,MSL at Taranaki harbour 1918-1921.,1970,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5168,Wellington 1953,vertical,MSL at Wellington harbour 1909-1946.,1953,,,1500,"Geodetic survey, topographic mapping, engineering survey.",,"OSG Technical Report #10, February 2001.",OGP,2008-04-04,2008.023,0
5169,Waitangi (Chatham Island) 1959,vertical,MSL at Waitangi harbour collected in 1959.,1959,,,2889,"Geodetic survey, topographic mapping, engineering survey.",,"Interim Report GEO/T1/19/51 for LINZ by John Hannah, ""An Assessment of New Zealand's Height Systems and Options for a Future Height System"", January 2001.",OGP,2008-04-04,2008.023,0
5170,Stewart Island 1977,vertical,MSL at 3-5 high and low tides at two different locations.,1977,,,3338,"Geodetic survey, topographic mapping, engineering survey.",,"Interim Report GEO/T1/19/51 for LINZ by John Hannah, ""An Assessment of New Zealand's Height Systems and Options for a Future Height System"", January 2001.",OGP,2008-04-04,2008.023,0
5171,EGM96 geoid,vertical,WGS 84 ellipsoid.,1996,,,1262,Geodesy.,,NASA http://cddis.gsfc.nasa.gov/926/egm96/egm96.html,OGP,2004-04-27,,0
5172,Nivellement General du Luxembourg,vertical,Reference point Wemperhardt defined as 528.030m above Normaal Amsterdams Peil (NAP). Datum at NAP is mean high tide in 1684. Network adjusted in 1995.,1995,,,1146,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,Administration du Cadastre et de la Topographie. http://www.etat.lu/ACT,OGP,2004-03-09,,0
5173,Antalya,vertical,Mean sea Level at Antalya 1936-71.,,,,3322,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-11-26,2004.722,0
5174,Norway Normal Nul 1954,vertical,MSL defined by regression at 7 gauges with between 17 and 67 years observations.,1974,,,1352,"Geodetic survey, topographic mapping, engineering survey.",Includes initial NN1954 system and NNN1957 system. Former name retained. Normal-orthometric heights.,Statoil,OGP,2004-03-09,,0
5175,Durres,vertical,Mean Sea Level at Durres.,,,,3212,"Geodetic survey, topographic mapping, engineering survey.",Normal-orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5176,Gebrauchshohen ADRIA,vertical,Reference point Hutbiegl defined relative to mean sea level at Trieste in 1875.,,,,1037,"Geodetic survey, topographic mapping, engineering survey.",Normal-orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5177,National Vertical Network 1999,vertical,Reference point Ruse defined relative to mean sea level at Trieste in 1875.,1999,,,3307,"Geodetic survey, topographic mapping, engineering survey.",Normal-orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5178,Cascais,vertical,Mean Sea Level at Cascais 1938.,1938,,,1294,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5179,Constanta,vertical,Mean Sea Level at Constanta.,,,,3295,"Geodetic survey, topographic mapping, engineering survey.",Normal-orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/evrs/Relations.html",OGP,2004-03-09,,0
5180,Alicante,vertical,Mean Sea Level at Alicante between 1870 and 1882.,,,,2366,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5181,Deutches Haupthohennetz 1992,vertical,Network adjusted in 1992. Geopotential number at reference point Wallenhorst defined as value from the UELN-73/86 adjustment. Datum at Normaal Amsterdams Peil (NAP) is mean high tide in 1684.,1992,,,3339,"Geodetic survey, topographic mapping, engineering survey.",Replaces DHHN85 in West Germany and SNN76 in East Germany. Uses Normal heights.,"Bundesamt für Kartographie und Geodäsie (BKG), http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5182,Deutches Haupthohennetz 1985,vertical,Network adjusted in 1985. Height of reference point Wallenhorst defined as value from 1928 adjustment. Datum at Normaal Amsterdams Peil (NAP) is mean high tide in 1684.,1985,,,2326,"Geodetic survey, topographic mapping, engineering survey.",Replaced by DHHN92. Uses Normal-orthometric heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5183,SNN76,vertical,Network adjusted in 1976. Height at reference point Hoppegarten defined as 1957 value from the UPLN adjustment. Datum at Kronstadt is mean sea level of Baltic in 1833.,1976,,,1343,"Geodetic survey, topographic mapping, engineering survey.",Uses Normal heights. Replaced by DHHN92.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5184,Baltic 1982,vertical,Network adjusted in 1982. Height at reference point Varna defined as 1958 value from the UPLN adjustment. Datum at Kronstadt is mean sea level of Baltic in 1833.,1982,,,3224,"Geodetic survey, topographic mapping, engineering survey.",Uses Normal heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5185,Baltic 1980,vertical,,,,,1119,"Geodetic survey, topographic mapping, engineering survey.",Uses Normal heights.,"Eurogeographics, http://crs.bkg.bund.de/crs-eu/",OGP,2004-03-09,,0
5186,Kuwait PWD,vertical,Mean Low Low Water (MLLW) at Kuwait City.,,,,3267,Municipality and military purposes.,Approximately 1.03m below MSL.,Kuwait Oil Company.,OGP,2004-06-16,,0
5187,KOC Well Datum,vertical,,1937,,,3267,KOC exploration and field development subsurface work.,Approximately 3.22m above MSL.,Kuwait Oil Company.,OGP,2004-06-16,,0
5188,KOC Construction Datum,vertical,,1952,,,3267,KOC survey control and facilities engineering.,Approximately 1.52m below MSL. Created for the construction of the Mina al Ahmadi refinery.,Kuwait Oil Company.,OGP,2004-06-16,,0
5189,Nivellement General de la Corse 1948,vertical,Mean sea level at Ajaccio between 1912 and 1937.,1948,,,1327,"Geodetic survey, topographic mapping, engineering survey.",Replaced by IGN78 Corsica (datum 5120).,IGN Paris,OGP,2004-10-14,,0
5190,Danger 1950,vertical,Marker near tide gauge at port of Saint Pierre. Height is 1.26 metres above zero of tide gauge.,1950,,,3299,"Geodetic survey, topographic mapping, engineering survey.",,IGN Paris,OGP,2004-10-14,,0
5191,Mayotte 1950,vertical,Marker on Issoufali jetty at Dzaoudzi. Height is 2.18m above zero of tide gauge.,1950,,,3340,"Geodetic survey, topographic mapping, engineering survey.",,IGN Paris,OGP,2004-10-14,,0
5192,Martinique 1955,vertical,Mean sea level at Fort de France 1939. Marker DO-4-II on quay wall with elevation of 1.38m above msl.,1955,,,3276,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights. Replaced by Martinique 1987 (datum code 5154).,IGN Paris,OGP,2008-09-17,2008.087,0
5193,Guadeloupe 1951,vertical,Mean sea level July 1947 to June 1948 at Pointe-Fouillole (Pointe-à-Pitre harbour). Origin = marker AO'-12 with height of 1.917m above msl.,1955,,,2892,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights. Replaced by Guadeloupe 1988 (datum code 5155). Guadeloupe 1951 height 0.00m is 0.629m above 1947-48 sounding datum.,IGN Paris,OGP,2008-09-17,2008.087,0
5194,Lagos 1955,vertical,"Mean sea level at Lagos, 1912-1928.",1955,,,3287,"Geodetic survey, topographic mapping, engineering survey.",,"Ebong et al, AVN International, 1991.",OGP,2004-10-14,,0
5195,Nivellement General de Polynesie Francaise,vertical,,,,,3134,"Geodetic survey, topographic mapping, engineering survey.",The collection of heterogeneous levelling networks throughout the Society Islands of French Polynesia.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5196,IGN 1966,vertical,Fundamental benchmark: RN501,1966,,,3124,"Geodetic survey, topographic mapping, engineering survey.",Included as part of NGPF - see datum code 5195.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5197,Moorea SAU 1981,vertical,Fundamental benchmark: RN225,1981,,,3125,"Geodetic survey, topographic mapping, engineering survey.",Included as part of NGPF - see datum code 5195.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5198,Raiatea SAU 2001,vertical,Fundamental benchmark: RN1,2001,,,3136,"Geodetic survey, topographic mapping, engineering survey.",Included as part of NGPF - see datum code 5195.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5199,Maupiti SAU 2001,vertical,Fundamental benchmark: RN11,2001,,,3126,"Geodetic survey, topographic mapping, engineering survey.",Included as part of NGPF - see datum code 5195.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5200,Huahine SAU 2001,vertical,Fundamental benchmark: SHOM B3,2001,,,3135,"Geodetic survey, topographic mapping, engineering survey.",Included as part of NGPF - see datum code 5195.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5201,Tahaa SAU 2001,vertical,Fundamental benchmark: RN16,2001,,,3138,"Geodetic survey, topographic mapping, engineering survey.",Included as part of NGPF - see datum code 5195.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5202,Bora Bora SAU 2001,vertical,Fundamental benchmark: Vaitape quay SHOM benchmark B.,2001,,,3137,"Geodetic survey, topographic mapping, engineering survey.",Included as part of NGPF - see datum code 5195.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
5203,EGM84 geoid,vertical,WGS 84 ellipsoid.,1984,,,1262,Geodesy.,,US National Geospatial-Intelligence Agency (NGA); http://earth-info.nga.mil/GandG/,OGP,2005-09-30,,0
5204,International Great Lakes Datum 1955,vertical,"Pointe-au-Père (Father's Point), Quebec",1955,,,3468,Hydrology.,Dynamic heights. Adopted in 1962. Replaced by IGLD 1985 in January 1992.,Coordinating Committee on Great Lakes Basic Hydraulic and Hydrologic Data,OGP,2006-11-11,,0
5205,International Great Lakes Datum 1985,vertical,"Rimouski, Quebec.",1985,,,3468,Hydrology.,Dynamic heights. Replaces IGLD 1955 from January 1992.,Coordinating Committee on Great Lakes Basic Hydraulic and Hydrologic Data,OGP,2006-11-11,,0
5206,Dansk Vertikal Reference 1990,vertical,"Benchmark at Århus cathedral referenced to mean sea level determined during 1990 at 10 tide gauges: Esbjerg, Fredericia, Frederikshavn, Gedser, Hirtshals, Hornbæk, Korsør, København, Slipshavn and Århus.",,,,3237,Topographic mapping and engineering survey,Normal Orthometric heights.,Kort & Matrikelstyrelsen,OGP,2006-12-01,,0
5207,Croatian Vertical Reference System 1971,vertical,"Mean sea level at five tide gauges in Dubrovnik, Split, Bakar, Rovinj and Kopar at epoch 1971.5",1971,,,3234,Geodesy.,,State Geodetic Administration of the Republic of Croatia.,OGP,2008-06-09,2008.043,0
5208,Rikets hojdsystem 2000,vertical,"Adjustment is referenced to mean high tide at Amsterdams Peil in 1684. To account for land level movements caused by isostatic rebound, heights are reduced to epoch 2000.0 using values computed from the RH 2000 LU (=NKG2005LU) uplift model.",2000,,,3313,"Topographic mapping, geodetic survey.","Realised through the third precise levelling network of 1979-2003. Adopted in 2005, replacing RH70. Uses Normal heights.",National Land Survey of Sweden,OGP,2008-03-14,,0
5209,Rikets hojdsystem 1900,vertical,"Adjustment is referenced to mean sea level at Slussen, Stockholm.",1900,,,3313,"Topographic mapping, engineering survey.",Realised through the first precise levelling network of 1886-1905. Replaced by RH70.,National Land Survey of Sweden,OGP,2008-03-14,,0
5210,IGN 1988 LS,vertical,"Mean sea level 1984 at Terre de Haut. Origin = marker O de -5 with defined height of 1.441m above msl. IGN 1988 LS height 0.00m is 0.46m above 1987 sounding datum; this approximately corresponds with msl at Pointe-à-Pitre (see datum code 5155, CRS 5757).",1988,,,2895,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,IGN Paris,OGP,2008-09-17,,0
5211,IGN 1988 MG,vertical,"Mean sea level 1987 at Grand-Bourg. Origin = marker M0-I with defined height of 0.832m above msl. IGN 1988 MG height 0.00m is 0.46m above 1987 sounding datum; this approximately corresponds with msl at Pointe-à-Pitre (see datum code 5155, CRS code 5757).",1988,,,2894,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,IGN Paris,OGP,2008-09-17,,0
5212,IGN 1992 LD,vertical,Mean sea level at Pointe-à-Pitre. Origin = marker A with defined height of 0.792m above msl. IGN 1992 LD height 0.00m is 0.629m above sounding datum at Pointe-à-Pitre.,1992,,,2893,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,IGN Paris,OGP,2008-09-17,,0
5213,IGN 1988 SB,vertical,Mean sea level 1988 at port of Gustavia. Origin = marker A.ef-2 with defined height of 0.621m above msl. IGN 1988 SB height 0.00m deduced to be 0.201m above mean sea level at Pointe-à-Pitre.,1988,,,2891,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,IGN Paris,OGP,2008-09-17,,0
5214,IGN 1988 SM,vertical,Mean sea level 1949-1950 deduced at Fort Marigot. Origin = marker AS-13 with defined height of 6.990m above msl. IGN 1988 SM height 0.00m deduced to be 0.41m above sounding datum.,1988,,,2890,"Geodetic survey, topographic mapping, engineering survey.",Orthometric heights.,IGN Paris,OGP,2008-09-17,,0
5215,European Vertical Reference Frame 2007,vertical,13 stations (to be completed),2007,,,3594,Geodesy.,Realised by geopotential numbers and Normal heights of the United European Levelling Network. Replaces EVRF2000 (datum code 5129).,"European veritical data centre at Bundesamt für Kartographie und Geodäsie (BKG), Leipzig branch. http://crs.bkg.bund.de/evrs/",OGP,2008-11-21,,0
6001,Not specified (based on Airy 1830 ellipsoid),geodetic,,,7001,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6002,Not specified (based on Airy Modified 1849 ellipsoid),geodetic,,,7002,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6003,Not specified (based on Australian National Spheroid),geodetic,,,7003,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6004,Not specified (based on Bessel 1841 ellipsoid),geodetic,,,7004,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6005,Not specified (based on Bessel Modified ellipsoid),geodetic,,,7005,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6006,Not specified (based on Bessel Namibia ellipsoid),geodetic,,,7046,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2001-01-21,1996.080 2000.420 2001.150,0
6007,Not specified (based on Clarke 1858 ellipsoid),geodetic,,,7007,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6008,Not specified (based on Clarke 1866 ellipsoid),geodetic,,,7008,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6009,Not specified (based on Clarke 1866 Michigan ellipsoid),geodetic,,,7009,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6010,Not specified (based on Clarke 1880 (Benoit) ellipsoid),geodetic,,,7010,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6011,Not specified (based on Clarke 1880 (IGN) ellipsoid),geodetic,,,7011,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6012,Not specified (based on Clarke 1880 (RGS) ellipsoid),geodetic,,,7012,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6013,Not specified (based on Clarke 1880 (Arc) ellipsoid),geodetic,,,7013,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6014,Not specified (based on Clarke 1880 (SGA 1922) ellipsoid),geodetic,,,7014,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6015,Not specified (based on Everest 1830 (1937 Adjustment) ellipsoid),geodetic,,,7015,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6016,Not specified (based on Everest 1830 (1967 Definition) ellipsoid),geodetic,,,7016,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6018,Not specified (based on Everest 1830 Modified ellipsoid),geodetic,,,7018,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6019,Not specified (based on GRS 1980 ellipsoid),geodetic,,,7019,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6020,Not specified (based on Helmert 1906 ellipsoid),geodetic,,,7020,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6021,Not specified (based on Indonesian National Spheroid),geodetic,,,7021,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6022,Not specified (based on International 1924 ellipsoid),geodetic,,,7022,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6024,Not specified (based on Krassowsky 1940 ellipsoid),geodetic,,,7024,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6025,Not specified (based on NWL 9D ellipsoid),geodetic,,,7025,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6027,Not specified (based on Plessis 1817 ellipsoid),geodetic,,,7027,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6028,Not specified (based on Struve 1860 ellipsoid),geodetic,,,7028,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6029,Not specified (based on War Office ellipsoid),geodetic,,,7029,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6030,Not specified (based on WGS 84 ellipsoid),geodetic,,,7030,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6031,Not specified (based on GEM 10C ellipsoid),geodetic,,,7031,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6032,Not specified (based on OSU86F ellipsoid),geodetic,,,7032,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6033,Not specified (based on OSU91A ellipsoid),geodetic,,,7033,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6034,Not specified (based on Clarke 1880 ellipsoid),geodetic,,,7034,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,1996.080 2000.420,0
6035,Not specified (based on Authalic Sphere),geodetic,,,7035,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown. Deprecated and replaced by 6047.,OGP,OGP,2001-06-05,1996.080 2000.420,1
6036,Not specified (based on GRS 1967 ellipsoid),geodetic,,,7036,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,2000.420,0
6041,Not specified (based on Average Terrestrial System 1977 ellipsoid),geodetic,,,7041,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,2000.420,0
6042,Not specified (based on Everest (1830 Definition) ellipsoid),geodetic,,,7042,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,2000.420,0
6043,Not specified (based on WGS 72 ellipsoid),geodetic,,,7043,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,2000.420,0
6044,Not specified (based on Everest 1830 (1962 Definition) ellipsoid),geodetic,,,7044,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,2000.420,0
6045,Not specified (based on Everest 1830 (1975 Definition) ellipsoid),geodetic,,,7045,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2000-05-03,2000.420,0
6047,Not specified (based on GRS 1980 Authalic Sphere),geodetic,,,7048,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2004-04-27,2001.190 2003.330,0
6052,Not specified (based on Clarke 1866 Authalic Sphere),geodetic,,,7052,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2004-04-27,,0
6053,Not specified (based on International 1924 Authalic Sphere),geodetic,,,7057,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2006-09-22,,0
6054,Not specified (based on Hughes 1980 ellipsoid),geodetic,,,7058,8901,1263,Not a valid datum.,Included for coordinate reference systems where datum is unknown.,OGP,OGP,2006-09-22,,0
6055,Popular Visualisation Datum,geodetic,Not specified in the classical sense of defining a geodetic datum.,,7059,8901,1262,Used by certain popular Web mapping and visualisation applications.,Not recognised by geodetic authorities.,Microsoft.,OGP,2008-03-13,2008.114,1
6120,Greek,geodetic,"Fundamental point: Athens Observatory. Latitude 37°58'20.132""N, longitude 23°42'58.815""E (of Greenwich)",,7004,8901,1106,Topographic mapping.,See geodetic datum alias 6404.  Used as basis of topographic mapping based on Hatt projection. Replaced by GGRS87 (code 6121).,Topography Department; National Technical University of Athens,OGP,2008-06-24,2004.183 2008.045,0
6121,Greek Geodetic Reference System 1987,geodetic,"Fundamental point: Dionysos. Latitude 38°04'33.8""N, longitude 23°55'51.0""E of Greenwich; geoid height 7.0 m.",1987,7019,8901,1106,Topographic mapping.,Replaced (old) Greek datum.  Oil industry work based on ED50.,L. Portokalakis; Public Petroleum Corporation of Greece,OGP,2008-06-24,2008.045,0
6122,Average Terrestrial System 1977,geodetic,,1977,7041,8901,1283,Topographic mapping.,In use from 1979.  To be phased out in late 1990's.,New Brunswick Geographic Information Corporation land and water information standards manual.,OGP,1997-07-02,,0
6123,Kartastokoordinaattijarjestelma (1966),geodetic,Adjustment with fundamental point SF31 based on ED50 transformed to best fit the older VVJ adjustment.,1966,7022,8901,1095,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Adopted in 1970.,National Land Survey of Finland;¶http://www.maanmittauslaitos.fi,OGP,2006-03-31,2006.270,0
6124,Rikets koordinatsystem 1990,geodetic,,1982,7004,8901,1225,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces RT38 adjustment (datum code 6308),National Land Survey of Sweden,OGP,1997-11-13,,0
6125,Samboja,geodetic,Original origin station P2 Exc now destroyed.  Extensions recomputed using Toran station T9 as origin.,,7004,8901,1328,Topographic mapping.,,Total Indonesia.,OGP,1997-11-13,,1
6126,Lithuania 1994 (ETRS89),geodetic,Constrained to 4 ETRS89 points in Lithuania from the EUREF Baltic 1992 campaign..,1994,7019,8901,1145,"Topographic mapping, geodetic survey.",Densification of ETRS89 during the 1992 Baltic campaign.,HNIT-Baltic GeoInfoServisas,OGP,1998-03-12,,0
6127,Tete,geodetic,Fundamental point: Tete.,,7008,8901,3281,Topographic mapping.,,Mozambique Direcção Nacional de Geografia e Cadastral (DINAGECA).,OGP,1998-04-16,,0
6128,Madzansua,geodetic,Fundamental point: Madzansua.,,7008,8901,1315,Topographic mapping.,Replaced by transformation to Tete datum (datum code 6127).,Mozambique Direcção Nacional de Geografia e Cadastral (DINAGECA).,OGP,1998-04-16,,0
6129,Observatario,geodetic,Fundamental point: Maputo observatory.,,7008,8901,1329,Topographic mapping.,Replaced by transformation to Tete datum (datum code 6127).,Mozambique Direcção Nacional de Geografia e Cadastral (DINAGECA).,OGP,1998-04-16,,0
6130,Moznet (ITRF94),geodetic,ITRF94 at epoch 1996.9,,7030,8901,1167,Topographic mapping.,,Mozambique Direcção Nacional de Geografia e Cadastral (DINAGECA).,OGP,2006-08-18,2006.770,0
6131,Indian 1960,geodetic,DMA extension over IndoChina of the Indian 1954 network adjusted  to better fit local geoid.,,7015,8901,1302,Topographic mapping.,Also known as Indian (DMA Reduced).,,OGP,2003-12-31,2003.361,0
6132,Final Datum 1958,geodetic,"Fundamental point: Maniyur.  Latitude: 31°23'59.19""N, longitude: 48°32'31.38""E (of Greenwich).",,7012,8901,1300,Oil industry mapping.,Network included in Nahrwan 1967 adjustment.,IOEPC records,OGP,2008-06-24,2008.045,0
6133,Estonia 1992,geodetic,Densification from 4 ETRS89 points.,1992,7019,8901,1090,"Topographic mapping, Geodetic survey.",Based on ETRS89 as established during the 1992 Baltic campaign. Replaced by Estonia 1997 adjustment (code 6180).,http://www.geo.ut.ee,OGP,2005-09-06,2005.460,0
6134,PDO Survey Datum 1993,geodetic,Adjustment best fitted to Fahud network.,1993,7012,8901,3288,Oil industry mapping.,Replaces Fahud datum (code 6232). Maximum differences to Fahud adjustment are 20 metres.,Petroleum Development Oman,OGP,1999-04-22,,0
6135,Old Hawaiian,geodetic,"Fundamental point: Oahu West Base Astro.  Latitude: 21°18'13.89""N, longitude 157°50'55.79""W (of Greenwich)",,7008,8901,1334,Topographic mapping.,Hawaiian Islands were never on NAD27 but rather on Old Hawaiian Datum.  NADCON conversion program provides transformation from Old Hawaiian Datum to NAD83 (original 1986 realization) but making the transformation appear to user as if from NAD27.,http://www.ngs.noaa.gov/ (NADCON readme file).,OGP,2008-06-24,2005.460 2008.045,0
6136,St. Lawrence Island,geodetic,,,7008,8901,1332,Topographic mapping.,Many Alaskan islands were never on NAD27 but rather on independent datums.  NADCON conversion program provides transformation from St. Lawrence Island Datum to NAD83 (original 1986 realization) - making the transformation appear to user as if from NAD27.,http://www.ngs.noaa.gov/ (NADCON readme file),OGP,1999-05-24,,0
6137,St. Paul Island,geodetic,"Fundamental point latitude: 57°07'16.86""N, longitude: 170°16'24.00""W (of Greenwich).",,7008,8901,1333,Topographic mapping.,Many Alaskan islands were never on NAD27 but rather on independent datums.  NADCON conversion program provides transformation from St. Paul Island Datum to NAD83 (original 1986 realization) - making the transformation appear to user as if from NAD27.,http://www.ngs.noaa.gov/ (NADCON readme file),OGP,2008-06-24,2008.045,0
6138,St. George Island,geodetic,"Fundamental point latitude: 56°36'11.31""N, longitude: 169°32'36.00""W (of Greenwich).",,7008,8901,1331,Topographic mapping.,Many Alaskan islands were never on NAD27 but rather on independent datums.  NADCON conversion program provides transformation from St. George Island Datum to NAD83 (original 1986 realization) - making the transformation appear to user as if from NAD27.,http://www.ngs.noaa.gov/ (NADCON readme file),OGP,2008-06-24,2003.362 2008.045,0
6139,Puerto Rico,geodetic,"Fundamental point: Cardona Island Lighthouse. Latitude:17°57'31.40""N, longitude: 66°38'07.53""W (of Greenwich).",1901,7008,8901,1335,Topographic mapping.,NADCON conversion program provides transformation from Puerto Rico Datum to NAD83 (original 1986 realization) but making the transformation appear to user as if from NAD27.,Ordnance Survey of Great Britain and http://www.ngs.noaa.gov/ (NADCON readme file).,OGP,2008-06-24,2003.362 2008.045,0
6140,NAD83 Canadian Spatial Reference System,geodetic,,1998,7019,8901,1061,Geodetic survey.,,"Natural Resources of Canada, CSRS website.  http://www.geod.nrcan.gc.ca",OGP,2007-09-25,2005.880 2006.461 2007.026 2007.092,0
6141,Israel,geodetic,"Fundamental point:  Latitude: 31°44'03.817""N, longitude: 35°12'16.261""E (of Greenwich).",,7019,8901,2603,Topographic mapping.,,Survey of Israel.,OGP,2008-06-24,2002.340 2004.150 2008.045,0
6142,Locodjo 1965,geodetic,"Fundamental point: T5 Banco. Latitude: 5°18'50.5""N, longitude: 4°02'05.1""W (of Greenwich).",1965,7012,8901,1075,Topographic mapping.,,IGN Paris.,OGP,2008-06-24,2008.045,0
6143,Abidjan 1987,geodetic,"Fundamental point: Abidjan I. Latitude: 5°18'51.01""N, longitude: 4°02'06.04""W (of Greenwich).",1987,7012,8901,1075,Topographic mapping.,,IGN Paris.,OGP,2008-06-24,2008.045,0
6144,Kalianpur 1937,geodetic,"Fundamental point: Kalianpur. Latitude: 24° 07'11.260""N, longitude: 77°39'17.570""E (of Greenwich).",1937,7015,8901,1308,Topographic mapping.,Replaces 1880 adjustment except for topographic mapping.  Replaced in Bangladesh and Pakistan by 1962 metrication conversion and in India by 1975 metrication conversion.,"G. Bomford; ""The Re-adjustment of the Indian Triangulation""; Survey of India Professional Paper 28; 1939.",OGP,2008-06-24,2008.045,0
6145,Kalianpur 1962,geodetic,"Fundamental point: Kalianpur. Latitude: 24° 07'11.260""N, longitude: 77°39'17.570""E (of Greenwich).",1962,7044,8901,3289,Topographic mapping.,1937 adjustment rescaled by ratio metric conversions of Indian foot (1937) to Indian foot (1962).,,OGP,2008-06-24,2008.045,0
6146,Kalianpur 1975,geodetic,"Fundamental point: Kalianpur. Latitude: 24° 07'11.260""N, longitude: 77°39'17.570""E (of Greenwich).",1975,7045,8901,3341,Topographic mapping.,1937 adjustment rescaled by ratio metric conversions of Indian foot (1937) to Indian foot (1975).,,OGP,2008-06-24,2008.045,0
6147,Hanoi 1972,geodetic,,1972,7024,8901,3328,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,PetroVietnam,OGP,1999-10-20,,0
6148,Hartebeesthoek94,geodetic,Coincident with ITRF91 at epoch 1994.0 at Hartebeesthoek astronomical observatory near Pretoria.,1994,7030,8901,1215,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces Cape datum (code 6222).,Directorate of Surveys and Mapping; http://w3sli.wcape.gov.za/surveys/mapping/wgs84.htm,OGP,2006-08-18,1999.960 2006.770,0
6149,CH1903,geodetic,"Fundamental point: Old Bern observatory. Latitude: 46°57'08.660""N, longitude: 7°26'22.500""E (of Greenwich).",1903,7004,8901,1286,Topographic mapping.,,Bundesamt für Landestopographie,OGP,2008-06-24,2008.045,0
6150,CH1903+,geodetic,Fundamental point: Zimmerwald observatory.,,7004,8901,1286,"Geodetic survey, topographic mapping.",,Bundesamt für Landestopographie.  Aufbau der Landesvermessung der Schweiz 'LV95' Teil 3: Terrestrische Bezugssysteme und Bezugsrahmen. L+T 1999.,OGP,2001-11-06,2001.520,0
6151,Swiss Terrestrial Reference Frame 1995,geodetic,ETRF89 at epoch 1993.0,1995,7019,8901,1286,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Bundesamt für Landestopographie.  Aufbau der Landesvermessung der Schweiz 'LV95' Teil 3: Terrestrische Bezugssysteme und Bezugsrahmen. L+T 1999.,OGP,2006-08-18,2006.770,0
6152,NAD83 (High Accuracy Regional Network),geodetic,,,7019,8901,1337,Geodetic survey.,,National Geodetic Survey,OGP,1999-10-20,,0
6153,Rassadiran,geodetic,"Fundamental point: Total1. Latitude: 27°31'07.784""N, longitude: 52°36'12.741""E (of Greenwich).",1998,7022,8901,1338,Oil industry mapping.,,Total-Fina,OGP,2008-06-24,2008.045,0
6154,European Datum 1950(1977),geodetic,Extension of ED50 over Iran.,1977,7022,8901,1123,Topographic mapping.,Sometimes referred to as ED50-ED77.,National Cartographic Centre of Iran,OGP,1999-11-20,,0
6155,Dabola 1981,geodetic,,1981,7011,8901,3257,Topographic mapping.,,IGN Paris,OGP,1999-12-09,,0
6156,Jednotne Trigonometricke Site Katastralni,geodetic,"Modification of Austrian MGI datum, code 6312.",,7004,8901,1306,"Geodetic survey, cadastre, topographic mapping, engineering survey.",S-JTSK = System of the Unified Trigonometrical Cadastral Network.,Research Institute for Geodesy Topography and Cartography (VUGTK); Prague.,OGP,2001-11-06,2001.260 2001.510,0
6157,Mount Dillon,geodetic,"Fundamental point: Mount Dillon triangulation station. Latitude: 11°15'07.843""N, longitude: 60°41'09.632""W (of Greenwich).",,7007,8901,1322,Topographic mapping.,,University of the West Indies Geodetic Services.,OGP,2008-06-24,2003.361 2008.045,0
6158,Naparima 1955,geodetic,"Fundamental point: Naparima. Latitude: 10°16'44.860""N, longitude: 61°27'34.620""W (of Greenwich).",1955,7022,8901,3143,Topographic mapping.,Naparima 1972 is an extension of the Naparima 1955 network of Trinidad to include Tobago.,Ordnance Survey International.,OGP,2008-06-24,2008.045,0
6159,European Libyan Datum 1979,geodetic,Extension of ED50 over Libya.,1979,7022,8901,1143,Topographic mapping.,,Brown and Root,OGP,2003-12-31,2003.362,0
6160,Chos Malal 1914,geodetic,Chos Malal police station.,1914,7022,8901,1292,Oil industry mapping.,Also known as Quini-Huao.  Replaced by Campo Inchauspe (code 6221).,Various oil company records.,OGP,2000-03-07,,0
6161,Pampa del Castillo,geodetic,,,7022,8901,1265,Oil industry mapping.,Used in Comodoro Rivadavia area.  Replaced by Campo Inchauspe (code 6221).,Various oil company records.,OGP,2000-03-07,,0
6162,Korean Datum 1985,geodetic,"Fundamental point: Suwon. Latitude 37°16'31.9034""N, longitude 127°03'05.1451""E of Greenwich.",1985,7004,8901,3266,Topographic mapping.,,Clifford J. Mugnier; in Photogrammetric Engineering & Remote Sensing November 1999. http://www.asprs.org/,OGP,2008-06-24,2001.280 2005.460 2008.045,0
6163,Yemen National Geodetic Network 1996,geodetic,Sana'a IGN reference marker.,1996,7030,8901,1257,Topographic mapping.,,IGN Paris,OGP,2000-03-07,,0
6164,South Yemen,geodetic,,,7024,8901,1340,Topographic mapping.,,IGN Paris,OGP,2000-03-07,,0
6165,Bissau,geodetic,,,7022,8901,3258,Topographic mapping.,,NIMA TR8350.2  ftp://164.214.2.65/pub/gig/tr8350.2/changes.pdf,OGP,2005-09-05,2005.460,0
6166,Korean Datum 1995,geodetic,,1995,7030,8901,3266,Topographic mapping.,,NIMA TR8350.2  ftp://164.214.2.65/pub/gig/tr8350.2/changes.pdf,OGP,2005-09-05,2005.460,0
6167,New Zealand Geodetic Datum 2000,geodetic,Based on ITRF96 at epoch 2000.0,2000,7019,8901,1175,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces New Zealand Geodetic Datum 1949 (code 6272) and Chatham Islands Datum 1979 (code 6673) from March 2000.,Land Information New Zealand. http://www.linz.govt.nz/rcs/linz/pub/web/root/core/SurveySystem/GeodeticInfo/GeodeticDatums/nzgd2000factsheet/index.jsp,OGP,2007-09-29,2004.110 2007.090,0
6168,Accra,geodetic,"Fundamental point: GCS Station 547. Latitude: 5°23'43.3""N, longitude: 0°11'52.3""W (of Greenwich).",,7029,8901,1104,Topographic mapping.,Replaced in 1978 by Leigon datum (code 6250).,Ordnance Survey International,OGP,2008-06-24,2008.045,0
6169,American Samoa 1962,geodetic,"Fundamental point: Betty 13 eccentric. Latitude: 14°20'08.34""S, longitude: 170°42'52.25""W (of Greenwich).",1962,7008,8901,3109,Topographic mapping.,,NIMA TR8350.2 revision of January 2000. Oil industry sources for origin description details.,OGP,2008-06-24,2003.362 2005.230 2008.045,0
6170,Sistema de Referencia Geocentrico para America del Sur 1995,geodetic,ITRF94 at epoch 1995.42.,1995,7019,8901,3448,Geodetic survey.,Realised by a frame of 58 stations observed in 1995 and adjusted in the ITRF94. Replaced by SIRGAS 2000.,NIMA TR8350.2 revision of January 2000. Also http://www1.ibge.gov.br/,OGP,2006-08-18,2004.250 2005.460 2006.465 2006.770,0
6171,Reseau Geodesique Francais 1993,geodetic,Coincident with ETRS89 at epoch 1993.0,1993,7019,8901,1096,Geodetic survey.,,http://www.ign.fr/ via TotalFinaElf,OGP,2005-09-05,2001.510 2005.460,0
6172,Posiciones Geodesicas Argentinas,geodetic,,1994,7019,8901,1033,"Topographic mapping, geodetic survey.",Una red geodésica de 127 puntos materializados¶en el terreno que definen el Sistema Geodésico Nacional.  [A geodetic network of 127 points defining the National Geodetic System.] Replaced by POSGAR98 (code 6190).,http://www.igm.gov.ar/posgar.html,OGP,2000-10-19,,1
6173,IRENET95,geodetic,ETRS89 stations in Ireland,1995,7019,8901,1305,Geodetic survey.,Densification of ETRS89,Ordnance Survey of Ireland,OGP,2004-04-07,2004.220,0
6174,Sierra Leone Colony 1924,geodetic,"Fundamental point: Kortright. Latitude: 8°28'44.4""N, longitude: 13°13'03.81""W (of Greenwich).",1924,7029,8901,1342,"Topographic mapping, engineering survey.",,Ordnance Survey International.,OGP,2008-06-24,2008.045,0
6175,Sierra Leone 1968,geodetic,"Fundamental point: SLX2 Astro. Latitude: 8°27'17.567""N, longitude: 12°49'40.186""W (of Greenwich).",1968,7012,8901,3306,"Topographic mapping, engineering survey.",Extension and readjustment with additional observations of 1960 network.  Coordinates of 1960 stations change by less than 3 metres.,Ordnance Survey International.,OGP,2008-06-24,2008.045,0
6176,Australian Antarctic Datum 1998,geodetic,,1998,7019,8901,1278,Topographic mapping.,,Standards Australia,OGP,2006-01-30,2006.080,0
6178,Pulkovo 1942(83),geodetic,"Fundamental point: Pulkovo observatory. Latitude: 59°46'18.550""N, longitude: 30°19'42.090""E (of Greenwich).",1983,7024,8901,3574,"Geodetic survey, cadastre, topographic mapping, engineering survey.",1983 international adjustment of Uniform Astro-Geodetic Network of countries of central and eastern Europe.,Bundesamt für Kartographie und Geodäsie via EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2008-09-24,2008.045 2008.011,0
6179,Pulkovo 1942(58),geodetic,"Fundamental point: Pulkovo observatory. Latitude: 59°46'18.550""N, longitude: 30°19'42.090""E (of Greenwich).",1956,7024,8901,3574,"Geodetic survey, cadastre, topographic mapping, engineering survey.",1956 international adjustment of Uniform Astro-Geodetic Network of countries of central and eastern Europe. Locally densified during 1957 and 1958.,Glowny Urzad Geodezji i Kartografii via EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2008-09-24,2008.011 2008.045,0
6180,Estonia 1997,geodetic,Densification of ETRS89 during EUREF-ESTONIA97 campaign through transformation from ITRF96 at epoch 1997.56.,1997,7019,8901,1090,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces Estonia 1992 adjustment (code 6133).,Estonian National Land Board via EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2006-08-18,2006.770,0
6181,Luxembourg 1930,geodetic,"Fundamental point: northern station of Habay-la-Neuve baseline in Belgium. Latitude: 49°43'24.408""N, longitude: 5°38'22.470""E (of Greenwich).",1930,7022,8901,1146,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Administration du Cadastre et de la Topographie via EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2008-06-24,2008.045,0
6182,Azores Occidental Islands 1939,geodetic,Fundamental point: Observatario Meteorologico Flores.,1939,7022,8901,1344,Topographic mapping.,,Instituto Geografico e Cadastral Lisbon via EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2005-12-30,2005.850,0
6183,Azores Central Islands 1948,geodetic,"Fundamental point: Graciosa south west base. Latitude: 39°03'54.934""N, longitude: 28°02'23.882""W (of Greenwich).",1948,7022,8901,1301,Topographic mapping.,Replaced by 1995 adjustment (datum code 6665).,Instituto Geografico e Cadastral Lisbon via EuroGeographics; http://crs.bkg.bund.de/crs-eu/  Oil industry sources for origin description details.,OGP,2008-06-24,2002.250 2003.231 2003.362 2008.045,0
6184,Azores Oriental Islands 1940,geodetic,Fundamental point: Forte de São Bras.,1940,7022,8901,1345,Topographic mapping.,Replaced by 1995 adjustment (datum code 6664).,Instituto Geografico e Cadastral Lisbon via EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2003-08-14,2003.231,0
6185,Madeira 1936,geodetic,Fundamental point: Madeira SE Base.,1936,7022,8901,1314,Topographic mapping.,,Instituto Geografico e Cadastral Lisbon via EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2001-06-05,,1
6188,OSNI 1952,geodetic,Position fixed to the coordinates from the 19th century Principle Triangulation of station Divis. Scale and orientation controlled by position of Principle Triangulation stations Knocklayd and Trostan.,1952,7001,8901,2530,Geodetic survey and topographic mapping.,Replaced by Geodetic Datum of 1965 alias 1975 Mapping Adjustment or TM75 (datum code 6300).,Ordnance Survey of Northern Ireland.,OGP,2001-11-06,,0
6189,Red Geodesica Venezolana,geodetic,Realised by a frame of 67 stations observed in 1995 as a densification of the SIRGAS campaign and adjusted in the ITRF94.,2000,7019,8901,1251,Geodetic survey.,,Servicio Autonomo de Geografia y Cartografia Nacional.,OGP,2001-06-11,,0
6190,Posiciones Geodesicas Argentinas 1998,geodetic,A geodetic network of 136 high accuracy surveyed points. Densification of SIRGAS 1995; ITRF94 at epoch 1995.42.,1998,7019,8901,1033,Geodetic survey.,"Technically, but at this record revision date not legally, replaces the 1994 POSGAR adjustment (code 6694).","Instituto Geográfico Militar de la República Argentina, http://www.igm.gov.ar",OGP,2005-09-12,2003.361 2005.460 2005.480 2006.770,0
6191,Albanian 1987,geodetic,,1987,7024,8901,1025,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2001-11-06,,0
6192,Douala 1948,geodetic,"South pillar of Douala base; 4°00'40.64""N, 9°42'30.41""E (of Greenwich).",1948,7022,8901,2555,Topographic mapping.,Replaced  by Manoca 1962 datum (code 6193).,TotalFinaElf,OGP,2008-06-24,2005.830 2008.045,0
6193,Manoca 1962,geodetic,"Reservoir centre at the  Manoca tower (""tube Suel""), 3°51'49.896""N, 9°36'49.347""E (of Greenwich).",1962,7011,8901,2555,Topographic mapping.,The intent of the Bukavu 1953 conference was to adopt the Clarke 1880 (RGS) ellipsoid (code 7012) but in practice this datum has used the IGN version.  Replaces Douala 1948 (code 6192).,TotalFinaElf,OGP,2008-06-24,2008.045,0
6194,Qornoq 1927,geodetic,"Fundamental point: Station 7008. Latitude: 64°31'06.27""N, longitude: 51°12'24.86""W (of Greenwich).",1927,7022,8901,3362,Topographic mapping.,,"Kort & Matrikelstyrelsen, Copenhagen. Origin coordinates from NIMA http://earth-info.nima.mil/",OGP,2008-06-24,2003.362 2005.460 2006.220 2008.045,0
6195,Scoresbysund 1952,geodetic,,1952,7022,8901,2570,Topographic mapping.,,"Kort & Matrikelstyrelsen, Copenhagen.",OGP,2002-01-18,,0
6196,Ammassalik 1958,geodetic,,1958,7022,8901,2571,Topographic mapping.,,"Kort & Matrikelstyrelsen, Copenhagen.",OGP,2002-01-18,,0
6197,Garoua,geodetic,"Fundamental point: IGN astronomical station and benchmark no. 16 at Tongo. Latitude 8°55'08.74""N, longitude 13°30'43.19""E (of Greenwich).",,7012,8901,2590,Topographic mapping.,,TotalFinaElf,OGP,2008-06-24,2008.045,0
6198,Kousseri,geodetic,"IGN astronomical station Dabanga; 11°55'05.9""N  14°38'40.8""E (of Greenwich).",,7012,8901,2591,Topographic mapping.,,TotalFinaElf,OGP,2008-06-24,2008.045,0
6199,Egypt 1930,geodetic,"Fundamental point: Station F1 (Venus). Latitude: 30°01'42.86""N, longitude: 31°16'37.05""E (of Greenwich).",1930,7022,8901,3242,Used for scientific purposes only.,"Note that Egypt 1930 uses the International 1924 ellipsoid, unlike the Egypt 1907 datum (code 6229) which uses the Helmert ellipsoid. Oil industry references to the Egypt 1930 datum name and the Helmert ellipsoid probably mean Egypt 1907 datum.",,OGP,2008-06-24,2008.045,0
6200,Pulkovo 1995,geodetic,"Fundamental point: Pulkovo observatory. Latitude: 59°46'15.359""N, longitude: 30°19'28.318""E (of Greenwich).",1995,7024,8901,1198,Scientific adjustment.,,"""Main Terms of Reference for the State Geodetic Network""; Federal Geodetic Service of Russia; 1994",OGP,2008-06-24,2008.045,0
6201,Adindan,geodetic,"Fundamental point: Station 15; Adindan. Latitude: 22°10'07.110""N, longitude: 31°29'21.608""E (of Greenwich).",,7012,8901,1271,Topographic mapping.,"The 12th parallel traverse of 1966-70 (Point 58 datum, code 6620) is connected to the Adindan network in western Sudan. This has given rise to misconceptions that the Adindan network is used in west Africa.",,OGP,2008-06-24,2002.431 2003.361 2008.045,0
6202,Australian Geodetic Datum 1966,geodetic,"Fundamental point: Johnson Memorial Cairn. Latitude: 25°56'54.5515""S, longitude: 133°12'30.0771""E (of Greenwich).",1966,7003,8901,1279,Topographic mapping.,,Australian Map Grid Technical Manual. National Mapping Council of Australia Technical Publication 7; 1972.,OGP,2008-06-24,2003.361 2008.045,0
6203,Australian Geodetic Datum 1984,geodetic,"Fundamental point: Johnson Memorial Cairn. Latitude: 25°56'54.5515""S, longitude: 133°12'30.0771""E (of Greenwich).",1984,7003,8901,2576,Topographic mapping.,"Uses all data from 1966 adjustment with additional observations, improved software and a geoid model.","""GDA technical manual v2_2"", Intergovernmental Committee on Surveying and Mapping. www.anzlic.org.au/icsm/gdtm/",OGP,2008-06-24,2003.290 2003.361 2008.045,0
6204,Ain el Abd 1970,geodetic,"Fundamental point: Ain El Abd.  Latitude: 28°14'06.171""N, longitude: 48°16'20.906""E (of Greenwich).",1970,7022,8901,1272,Topographic mapping.,,,OGP,2008-06-24,2003.361 2008.045,0
6205,Afgooye,geodetic,,,7024,8901,1214,Topographic mapping.,,,OGP,1995-06-02,,0
6206,Agadez,geodetic,,,7011,8901,1177,Topographic mapping.,,,OGP,1995-06-02,,0
6207,Lisbon 1937,geodetic,"Fundamental point: Castelo Sao Jorge, Lisbon. Latitude: 38°42'43.631""N, longitude: 9°07'54.862""W (of Greenwich).",1937,7022,8901,1294,Topographic mapping.,Replaces Lisbon 1890 adjustment (which used Bessel 1841 ellipsoid).,Instituto Geografico e Cadastral; Lisbon,OGP,2008-06-24,2001.551 2008.045,0
6208,Aratu,geodetic,,,7022,8901,1274,Oil industry geodetic purposes.,,,OGP,1995-06-02,,0
6209,Arc 1950,geodetic,"Fundamental point: Buffelsfontein. Latitude: 33°59'32.000""S, longitude: 25°30'44.622""E (of Greenwich).",1950,7013,8901,1276,"Topographic mapping, geodetic survey.",,,OGP,2008-06-24,2008.045,0
6210,Arc 1960,geodetic,"Fundamental point: Buffelsfontein. Latitude: 33°59'32.000""S, longitude: 25°30'44.622""E (of Greenwich).",1960,7012,8901,1277,"Topographic mapping, geodetic survey.",,,OGP,2008-06-24,2008.045,0
6211,Batavia,geodetic,"Fundamental point: Longitude at Batavia Astro. Station. Latitude: 6°07'39.522""S, longitude: 106°48'27.790""E (of Greenwich). Latitude and azimuth at Genuk.",,7004,8901,1285,Topographic mapping.,,,OGP,2008-06-24,2003.361 2008.045,0
6212,Barbados 1938,geodetic,"Fundamental point: HMS Challenger astro station M1, St. Anne's Tower. Latitude 13°04'32.53""N, longitude 59°36'29.34""W (of Greenwich).",1938,7012,8901,1042,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,2008-06-24,1999.170 2006.030 2008.045,0
6213,Beduaram,geodetic,,,7011,8901,2771,Topographic mapping.,,,OGP,2004-09-01,2004.490,0
6214,Beijing 1954,geodetic,,1954,7024,8901,1067,Topographic mapping.,,,OGP,1995-06-02,,0
6215,Reseau National Belge 1950,geodetic,"Fundamental point: Lommel (tower). Latitude: 51°13'47.334""N, longitude: 5°18'49.483""E (of Greenwich).",1950,7022,8901,1347,Topographic mapping.,,,OGP,2008-06-24,2003.361 2008.045,0
6216,Bermuda 1957,geodetic,"Fundamental point: Fort George base. Latitude 32°22'44.36""N, longitude 64°40'58.11""W (of Greenwich).",1957,7008,8901,1047,Topographic mapping.,,Various oil industry sources.,OGP,2008-06-24,2003.362 2008.045,0
6218,Bogota 1975,geodetic,"Fundamental point: Bogota observatory. Latitude: 4°35'56.570""N, longitude: 74°04'51.300""W (of Greenwich).",1975,7022,8901,3229,Topographic mapping.,Replaces 1951 adjustment. Replaced by MAGNA-SIRGAS (datum code 6685).,"Instituto Geografico Agustin Codazzi (IGAC) special publication no. 1, 4th edition (1975) ""Geodesia: Resultados Definitvos de Parte de las Redes Geodesicas Establecidas en el Pais"".",OGP,2008-06-24,2000.200 2005.060 2007.060 2008.045,0
6219,Bukit Rimpah,geodetic,"2°00'40.16""S, 105°51'39.76""E (of Greenwich).",,7004,8901,1287,Topographic mapping.,,,OGP,2008-06-24,2008.045,0
6220,Camacupa,geodetic,"Fundamental point: Campo de Aviaçao. Latitude: 12°01'09.070""S, Longitude = 17°27'19.800""E (of Greenwich)",1948,7012,8901,1288,Coastal hydrography.,,"Portuguese Hydrographic Institute and Clifford J. Mugnier, PE&RS journal, March 2001.",OGP,2008-06-24,2003.361 2006.973 2008.045,0
6221,Campo Inchauspe,geodetic,"Fundamental point: Campo Inchauspe. Latitude: 35°58'16.56""S, longitude: 62°10'12.03""W (of Greenwich).",,7022,8901,1033,Topographic mapping.,,NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2003.361 2005.460 2008.045,0
6222,Cape,geodetic,"Fundamental point: Buffelsfontein. Latitude: 33°59'32.000""S, longitude: 25°30'44.622""E (of Greenwich).",,7013,8901,1290,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Private Communication, Directorate of Surveys and Land Information, Cape Town.",OGP,2008-06-24,1996.250 1999.690 2008.045,0
6223,Carthage,geodetic,"Fundamental point: Carthage. Latitude: 40.9464506g = 36°51'06.50""N, longitude: 8.8724368g E of Paris = 10°19'20.72""E (of Greenwich).",1925,7011,8901,1236,Topographic mapping.,Fundamental point astronomic coordinates determined in 1878.,,OGP,2008-06-24,2003.362 2003.050 2008.045,0
6224,Chua,geodetic,"Fundamental point: Chua. Latitude: 19°45'41.160""S, longitude: 48°06'07.560""W (of Greenwich).",,7022,8901,3356,Geodetic survey.,The Chua origin and associated network is in Brazil with a connecting traverse through northern Paraguay. It was used in Brazil only as input into the Corrego Allegre adjustment and for government work in Distrito Federal.,NIMA http://earth-info.nima.mil/,OGP,2009-05-21,2003.361 2005.460 2005.840 2006.490 2008.045 2009.021,0
6225,Corrego Alegre,geodetic,"Fundamental point: Corrego Alegre. Latitude: 19°50'15.140""S, longitude: 48°57'42.750""W (of Greenwich).",,7022,8901,1293,"Topographic mapping, geodetic survey. Superseded by SAD69.","NIMA gives coordinates of origin as latitude: 19°50'15.140""S, longitude: 48°57'42.750""W.",IBGE and NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2005.841 2008.045,0
6226,Cote d'Ivoire,geodetic,,,7011,8901,1075,Topographic mapping.,,,OGP,1995-06-02,2001.110,1
6227,Deir ez Zor,geodetic,"Fundamental point: Trig. 254 Deir. Latitude: 35°21'49.975""N, longitude: 40°05'46.770""E (of Greenwich).",,7011,8901,1623,Topographic mapping.,,,OGP,2008-06-24,2003.361 2008.045,0
6228,Douala,geodetic,,,7011,8901,1060,Topographic mapping.,,,OGP,1995-06-02,,1
6229,Egypt 1907,geodetic,"Fundamental point: Station F1 (Venus). Latitude: 30°01'42.86""N, longitude: 31°16'33.60""E (of Greenwich).",1907,7020,8901,1086,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,,OGP,2008-06-24,2008.045,0
6230,European Datum 1950,geodetic,"Fundamental point: Potsdam (Helmert Tower). Latitude: 52°22'51.4456""N, longitude: 13°03'58.9283""E (of Greenwich).",1950,7022,8901,1296,"Topographic mapping, geodetic survey.",,EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2008-06-24,2003.361 2008.045,0
6231,European Datum 1987,geodetic,"Fundamental point: Potsdam (Helmert Tower). Latitude: 52°22'51.4456""N, longitude: 13°03'58.9283""E (of Greenwich).",1987,7022,8901,1297,Scientific network.,,,OGP,2008-06-24,2003.362 2008.045,0
6232,Fahud,geodetic,"Fundamental point: Station NO68-024 Fahud. Latitude: 22°17'31.182""N, longitude: 56°29'18.820""E (of Greenwich).",,7012,8901,3288,Oil industry mapping.,Replaced by PSD93 (code 6134).,Petroleum Development Oman.,OGP,2008-06-24,2008.045,0
6233,Gandajika 1970,geodetic,,1970,7022,8901,1152,Topographic mapping.,,,OGP,1995-06-02,,1
6234,Garoua,geodetic,,,7011,8901,1060,Topographic mapping.,The intent of the Bukavu 1953 conference was to adopt the Clarke 1880 (RGS) ellipsoid (code 7012) but in practice this datum has used the IGN version.,,OGP,1995-06-02,,1
6235,Guyane Francaise,geodetic,,,7022,8901,1097,Topographic mapping.,,,OGP,1995-06-02,,1
6236,Hu Tzu Shan 1950,geodetic,"Fundamental point: Hu Tzu Shan. Latitude: 23°58'32.34""N, longitude: 120°58'25.975""E (of Greenwich).",1950,7022,8901,3315,Topographic mapping.,,"NIMA ¶US NGA, http://earth-info.nga.mil/GandG/index.html",OGP,2008-08-12,2003.362 2005.460 2005.830 2008.017 2008.045,0
6237,Hungarian Datum 1972,geodetic,"Fundamental point: Szolohegy. Latitude: 47°17'32,6156""N, longitude 19°36'09.9865""E (of Greenwich); geoid height 6.56m.",1972,7036,8901,1119,Topographic mapping.,Replaced Hungarian Datum 1909 (EPSG datum code 1024).,http://lazarus.elte.hu/gb/geodez/geod3.htm,OGP,2008-08-02,1996.090 2008.045 2008.047,0
6238,Indonesian Datum 1974,geodetic,"Fundamental point: Padang. Latitude: 0°56'38.414""S, longitude: 100°22' 8.804""E (of Greenwich). Ellipsoidal height 3.190m, gravity-related height 14.0m above mean sea level.",1974,7021,8901,1122,Topographic mapping.,Replaced by DGN95.,Bakosurtanal 1979 paper by Jacob Rais.,OGP,2008-06-24,2002.151 2006.810 2008.045,0
6239,Indian 1954,geodetic,Extension of Kalianpur 1937 over Myanmar and Thailand.,1954,7015,8901,1304,Topographic mapping.,,,OGP,2003-12-31,2003.361,0
6240,Indian 1975,geodetic,Fundamental point: Khau Sakaerang.,1975,7015,8901,1231,Topographic mapping.,,,OGP,1995-06-02,,0
6241,Jamaica 1875,geodetic,"Fundamental point: Fort Charles Flagstaff. Latitude: 17°55'55.800""N, longitude: 76°56'37.260""W (of Greenwich).",1875,7034,8901,3342,Topographic mapping.,,"Survey Department, Government of Jamaica, 1983.",OGP,2008-06-24,2004.510 2008.045,0
6242,Jamaica 1969,geodetic,"Fundamental point: Fort Charles Flagstaff. Latitude: 17°55'55.800""N, longitude: 76°56'37.260""W (of Greenwich).",1969,7008,8901,3342,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Survey Department, Government of Jamaica, 1983.",OGP,2008-06-24,2004.510 2008.045,0
6243,Kalianpur 1880,geodetic,"Fundamental point: Kalianpur. Latitude: 24°07'11.260""N, longitude: 77°39'17.570""E (of Greenwich).",1880,7042,8901,1307,Topographic mapping.,Includes 1916 extension into Burma (Myanmar).  Replaced by 1937 adjustment.,"G. Bomford; ""The Re-adjustment of the Indian Triangulation""; Survey of India Professional Paper 28; 1939.",OGP,2008-06-24,1997.231 2004.290 2008.045,0
6244,Kandawala,geodetic,,,7015,8901,3310,Topographic mapping.,,,OGP,1995-06-02,,0
6245,Kertau 1968,geodetic,"Fundamental point: Kertau. Latitude: 3°27'50.710""N, longitude: 102°37'24.550""E (of Greenwich).",1968,7018,8901,1309,"Geodetic survey, cadastre.",Replaces MRT48 and earlier adjustments. Adopts metric conversion of 39.370113 inches per metre. Not used for 1969 metrication of RSO grid - see Kertau (RSO) (code 6751).,Defence Geographic Centre.,OGP,2008-06-24,2006.251 2008.045,0
6246,Kuwait Oil Company,geodetic,"Fundamental point: K28.  Latitude: 29°03'42.348""N, longitude: 48°08'42.558""E (of Greenwich).",1952,7012,8901,3267,Oil industry mapping.,,,OGP,2008-06-24,2004.410 2008.045,0
6247,La Canoa,geodetic,"Fundamental point: La Canoa. Latitude: 8°34'17.170""N, longitude: 63°51'34.880""W (of Greenwich).",,7022,8901,3327,"Geodetic survey, topographic mapping, engineering survey.",Origin also adopted for PSAD56.,,OGP,2008-06-24,2008.045,0
6248,Provisional South American Datum 1956,geodetic,"Fundamental point: La Canoa. Latitude: 8°34'17.170""N, longitude: 63°51'34.880""W (of Greenwich).",1956,7022,8901,1348,Topographic mapping.,Same origin as La Canoa datum.,,OGP,2008-06-24,2008.045,0
6249,Lake,geodetic,"Fundamental point: Maracaibo Cathedral. Latitude: 10°38'34.678""N, longitude: 71°36'20.224""W (of Greenwich).",,7022,8901,1312,Oil industry mapping.,,,OGP,2008-06-24,2008.045,0
6250,Leigon,geodetic,"Fundamental point: GCS Station 121, Leigon. Latitude: 5°38'52.27""N, longitude: 0°11'46.08""W (of Greenwich).",,7012,8901,1104,Topographic mapping.,Replaced Accra datum (code 6168) from 1978.  Coordinates at Leigon fundamental point defined as Accra datum values for that point.,Ordnance Survey International,OGP,2008-06-24,2008.045,0
6251,Liberia 1964,geodetic,"Fundamental point: Robertsfield. Latitude: 6°13'53.02""N, longitude: 10°21'35.44""W (of Greenwich).",1964,7012,8901,3270,Topographic mapping.,,NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2003.362 2005.460 2008.045,0
6252,Lome,geodetic,,,7011,8901,1232,Topographic mapping.,,,OGP,1995-06-02,,0
6253,Luzon 1911,geodetic,"Fundamental point: Balacan. Latitude: 13°33'41.000""N, longitude: 121°52'03.000""E (of Greenwich).",1911,7008,8901,1190,Topographic mapping.,Replaced by Philippine Reference system of 1992 (datum code 6683).,Coast and Geodetic Survey,OGP,2008-06-24,2004.730 2008.045,0
6254,Hito XVIII 1963,geodetic,Chile-Argentina boundary survey.,1963,7022,8901,1303,Geodetic survey.,Used in Tierra del Fuego.,Various oil company records.,OGP,1995-06-02,,0
6255,Herat North,geodetic,"Fundamental point: Herat North. Latitude: 34°23'09.08""N, longitude: 64°10'58.94""E (of Greenwich).",,7022,8901,1024,Topographic mapping.,,NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2003.362 2005.460 2008.045,0
6256,Mahe 1971,geodetic,Fundamental point: Mahe.,1971,7012,8901,1208,Topographic mapping.,,,OGP,1995-06-02,,0
6257,Makassar,geodetic,"Fundamental point: station P1, Moncongloe. Latitude: 5°08'41.42""S, long 119°24'14.94""E (of Greenwich).",,7004,8901,1316,Topographic mapping.,,NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2003.361 2005.460 2008.045,0
6258,European Terrestrial Reference System 1989,geodetic,Fixed to the stable part of the Eurasian continental plate and consistent with ITRS at the epoch 1989.0.,1989,7019,8901,1298,Geodetic survey.,The distinction in usage between ETRF89 and ETRS89 is confused: although in principle conceptually different in practice both are used for the realisation.,,OGP,2003-08-14,1997.110 1997.550 1999.111 2000.720 2003.260,0
6259,Malongo 1987,geodetic,"Fundamental point: Station Y at Malongo base camp. Latitude: 5°23'30.810""S, longitude: 12°12'01.590""E (of Greenwich).",1987,7022,8901,3180,Oil industry offshore exploration and production from 1987.,"Replaced Mhast (offshore) (code 6705) in 1987. Origin coordinates constrained to those of Mhast (offshore) but other station coordinates differ. References to ""Mhast"" since 1987 often should have stated ""Malongo 1987"".",Chevron Petroleum Technology.,OGP,2008-06-24,2005.751 2008.045,0
6260,Manoca,geodetic,,,7012,8901,1060,Topographic mapping.,,,OGP,1995-06-02,,1
6261,Merchich,geodetic,"Fundamental point: Merchich. Latitude: 33°26'59.672""N, longitude: 7°33'27.295""W (of Greenwich).",1922,7011,8901,3280,Topographic mapping.,,,OGP,2008-06-24,2003.361 2008.045,0
6262,Massawa,geodetic,,,7004,8901,1089,Topographic mapping.,,,OGP,1995-06-02,,0
6263,Minna,geodetic,"Fundamental point: Minna base station L40. Latitude: 9°38'08.87""N, longitude: 6°30'58.76""E (of Greenwich).",,7012,8901,1178,Topographic mapping.,,NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2003.361 2005.460 2008.045,0
6264,Mhast,geodetic,,,7022,8901,1318,Coastal hydrography.,,,OGP,1995-06-02,,1
6265,Monte Mario,geodetic,"Fundamental point: Monte Mario. Latitude: 41°55'25.51""N, longitude: 12°27'08.4""E (of Greenwich).",1940,7022,8901,3343,Topographic mapping.,"Replaced Genova datum, Bessel 1841 ellipsoid, from 1940.",,OGP,2008-06-24,2003.360 2008.045,0
6266,M'poraloko,geodetic,,,7011,8901,1100,Topographic mapping.,,,OGP,1995-06-02,,0
6267,North American Datum 1927,geodetic,"Fundamental point: Meade's Ranch. Latitude: 39°13'26.686""N, longitude: 98°32'30.506""W (of Greenwich).",1927,7008,8901,1349,Topographic mapping.,"In North America, replaced by North American Datum 1983 (NAD83)",,OGP,2008-06-24,2008.024 2008.045,0
6268,NAD Michigan,geodetic,"Fundamental point: Meade's Ranch. Latitude: 39°13'26.686""N, longitude: 98°32'30.506""W (of Greenwich).",,7009,8901,1391,Topographic mapping.,,,OGP,2008-06-24,2008.045,0
6269,North American Datum 1983,geodetic,Origin at geocentre.,1986,7019,8901,1350,Topographic mapping.,"Although the 1986 adjustment included connections to Greenland and Mexico, it has not been adopted there. In Canada and US, replaced NAD27.",,OGP,2008-04-11,2006.464 2008.024,0
6270,Nahrwan 1967,geodetic,"Fundamental point: Nahrwan south base.  Latitude: 33°19'10.87""N, longitude: 44°43'25.54""E (of Greenwich).",1967,7012,8901,1351,Topographic mapping.,"In Iraq, replaces Nahrwan 1934.",,OGP,2008-06-24,2006.340 2008.045,0
6271,Naparima 1972,geodetic,"Fundamental point: Naparima. Latitude: 10°16'44.860""N, longitude: 61°27'34.620""W (of Greenwich).",1972,7022,8901,1322,Topographic mapping.,Naparima 1972 is an extension of the Naparima 1955 network of Trinidad to include Tobago.,Ordnance Survey International.,OGP,2008-06-24,2008.045,0
6272,New Zealand Geodetic Datum 1949,geodetic,"Fundamental point: Papatahi. Latitude: 41°19' 8.900""S, longitude: 175°02'51.000""E (of Greenwich).",1949,7022,8901,3285,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by New Zealand Geodetic Datum 2000 (code 6167) from March 2000.,Land Information New Zealand. http://www.linz.govt.nz/rcs/linz/pub/web/root/core/SurveySystem/GeodeticInfo/GeodeticDatums/nzgd2000factsheet/index.jsp,OGP,2008-06-24,2000.702 2004.110 2008.045,0
6273,NGO 1948,geodetic,"Fundamental point: Oslo observatory. Latitude: 59°54'43.7""N, longitude: 10°43'22.5""E (of Greenwich).",1948,7005,8901,1352,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,EuroGeographics; http://crs.bkg.bund.de/crs-eu/,OGP,2008-06-24,2003.362 2008.045,0
6274,Datum 73,geodetic,"Fundamental point:  TF4, Melrica. Latitude: 39°41'37.30""N, longitude: 8°07'53.31""W (of Greenwich).",1964,7022,8901,1294,Topographic mapping.,,Instituto Geografico e Cadastral; Lisbon,OGP,2008-06-24,2008.045,0
6275,Nouvelle Triangulation Francaise,geodetic,"Fundamental point: Pantheon. Latitude: 48°50'46.522""N, longitude: 2°20'48.667""E (of Greenwich).",1895,7011,8901,1326,Topographic mapping.,,,OGP,2008-06-24,2003.361 2008.045,0
6276,NSWC 9Z-2,geodetic,,,7025,8901,1262,Satellite navigation.,Transit precise ephemeris before 1991.,,OGP,1995-06-02,,0
6277,OSGB 1936,geodetic,"Fundamental point: Pre 2002: Herstmonceux, Latitude: 50°51'55.271""N, longitude: 0°20'45.882""E (of Greenwich). From April 2002 the datum is defined through the application of the OSTN02 transformation (tfm code 1039) to ETRS89.",1936,7001,8901,1264,Topographic mapping.Topographic mapping.Topographic mapping.Topographic mapping.,,Ordnance Survey of Great Britain,OGP,2008-06-24,2002.620 2008.045,0
6278,OSGB 1970 (SN),geodetic,"Fundamental point: Herstmonceux. Latitude: 50°51'55.271""N, longitude: 0°20'45.882""E (of Greenwich).",1970,7001,8901,1264,Scientific network.,,,OGP,2008-06-24,2005.880 2008.045,0
6279,OS (SN) 1980,geodetic,"Fundamental point: Herstmonceux. Latitude: 50°51'55.271""N, longitude: 0°20'45.882""E (of Greenwich).",1980,7001,8901,1354,Scientific network.,,,OGP,2008-06-24,2008.045,0
6280,Padang 1884,geodetic,Fundamental point: Padang.,1884,7004,8901,1355,Topographic mapping.,,,OGP,1995-06-02,,0
6281,Palestine 1923,geodetic,"Fundamental point: Point 82'M  Jerusalem. Latitude: 31°44' 2.749""N, longitude: 35°12'43.490""E (of Greenwich).",1923,7010,8901,1356,Topographic mapping.,,,OGP,2008-06-24,2004.150 2008.045,0
6282,Congo 1960 Pointe Noire,geodetic,"Fundamental point: Point Noire Astro. Latitude: 4°47'00.10""S, longitude: 11°51'01.55""E (of Greenwich).",1960,7011,8901,1072,Topographic mapping.,,Elf,OGP,2008-06-24,2002.050 2003.361 2008.045,0
6283,Geocentric Datum of Australia 1994,geodetic,ITRF92 at epoch 1994.0.,1994,7019,8901,2575,"Topographic mapping, geodetic survey.",Coincident with WGS84 to within 1 metre.,Australian Surveying and Land Information Group Internet WWW page. http://www.auslig.gov.au/geodesy/datums/gda.htm#specs,OGP,1995-06-02,,0
6284,Pulkovo 1942,geodetic,"Fundamental point: Pulkovo observatory. Latitude: 59°46'18.550""N, longitude: 30°19'42.090""E (of Greenwich).",1942,7024,8901,2423,Topographic mapping.,,,OGP,2008-09-24,2008.011 2008.045,0
6285,Qatar 1974,geodetic,Fundamental point: Station G3.,1974,7022,8901,1346,Topographic mapping.,,,OGP,2001-08-28,2001.270,0
6286,Qatar 1948,geodetic,"Fundamental point: Sokey 0 M. Latitude: 25°22'56.500""N, longitude: 50°45'41.000""E (of Greenwich).",1948,7020,8901,1346,Topographic mapping.,,,OGP,2008-06-24,2008.045,0
6287,Qornoq,geodetic,,1927,7022,8901,1107,Topographic mapping.,,,OGP,1995-06-02,,1
6288,Loma Quintana,geodetic,Fundamental point: Loma Quintana.,,7022,8901,1313,Topographic mapping.,Replaced by La Canoa (code 6247).,,OGP,1995-06-02,,0
6289,Amersfoort,geodetic,"Fundamental point: Amersfoort. Latitude: 52°09'22.178""N, longitude: 5°23'15.478""E (of Greenwich).",,7004,8901,1275,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,http://www.rdnap.nl/,OGP,2008-06-24,2000.560 2003.361 2005.460 2008.045,0
6291,South American Datum 1969,geodetic,,1969,7036,8901,1358,Topographic mapping.,SAD69 uses GRS67 ellipsoid with 1/f to exactly 2 decimal places.  Precision of ellipsoid entry increased from 2 to 5 dp with change id 97.252.  Error introduced if not using the truncated precision is 0 to 31mm.,,OGP,1996-10-18,1996.090 1997.252,1
6292,Sapper Hill 1943,geodetic,,1943,7022,8901,3247,Topographic mapping.,,,OGP,1995-06-02,,0
6293,Schwarzeck,geodetic,"Fundamental point: Schwarzeck. Latitude: 22°45'35.820""S, longitude: 18°40'34.549""E (of Greenwich). Fixed during German South West Africa-British Bechuanaland boundary survey of 1898-1903.",,7046,8901,1169,Topographic mapping.,,"Private Communication, Directorate of Surveys and Land Information, Cape Town.",OGP,2008-06-24,2001.150 2003.362 2008.045,0
6294,Segora,geodetic,,,7004,8901,1359,Topographic mapping.,,,OGP,1995-06-02,,1
6295,Serindung,geodetic,"Fundamental point: Ep A. Latitude: 1°06'10.60""N, longitude: 105°00'59.82""E (of Greenwich).",,7004,8901,1360,Topographic mapping.,,NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2003.362 2005.460 2008.045,0
6296,Sudan,geodetic,,,7011,8901,1361,Topographic mapping.,,,OGP,1995-06-02,,1
6297,Tananarive 1925,geodetic,"Fundamental point: Tananarive observatory. Latitude: 18°55'02.10""S, longitude: 47°33'06.75""E (of Greenwich).",2025,7022,8901,3273,Topographic mapping.,,IGN Paris,OGP,2008-06-24,2003.361 2008.045,0
6298,Timbalai 1948,geodetic,"Fundamental point: Station P85 at Timbalai. Latitude: 5°17' 3.548""N, longitude: 115°10'56.409""E (of Greenwich).",1948,7016,8901,1362,Topographic mapping.,"In 1968, the original adjustment was densified in Sarawak and extended to Sabah.",Defence Geographic Centre.,OGP,2008-06-24,2006.252 2008.045,0
6299,TM65,geodetic,Adjusted to best mean fit 12 stations of the OSNI 1952 primary adjustment.,1965,7002,8901,1305,Topographic mapping.,"Differences between OSNI 1952 and TM65 at these stations are RMS 0.25m east, 0.23m north, maximum vector 0.57m. TM65 replaced by and not to be confused with Geodetic Datum of 1965 alias 1975 Mapping Adjustment or TM75 (datum code 6300).","""The Irish Grid - A Description of the Co-ordinate Reference System"" published by Ordnance Survey of Ireland, Dublin and Ordnance Survey of Northern Ireland, Belfast.",OGP,2003-06-27,2002.621,0
6300,Geodetic Datum of 1965,geodetic,Adjusted to best mean fit 9 stations of the OSNI 1952 primary adjustment in Northern Ireland plus the 1965 values of 3 stations in the Republic of Ireland.,1975,7002,8901,1305,"Geodetic survey, topographic mapping and engineering survey.",Differences from the 1965 adjustment (datum code 6299) are: average difference in Eastings 0.092m; average difference in Northings 0.108m; maximum vector difference 0.548m.,"""The Irish Grid - A Description of the Co-ordinate Reference System"" published by Ordnance Survey of Ireland, Dublin and Ordnance Survey of Northern Ireland, Belfast.",OGP,2003-06-27,2002.621,0
6301,Tokyo,geodetic,"Fundamental point: Nikon-Keido-Genten. Latitude: 35°39'17.5148""N, longitude: 139°44'40.5020""E (of Greenwich).",,7004,8901,1364,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by Japanese Geodetic Datum 2000 (code 6611).,Geographic Survey Institute; Japan; Bulletin 40 (March 1994).  Also http://vldb.gsi.go.jp/sokuchi/datum/tokyodatum.html,OGP,2008-06-24,1998.460 2002.080 2008.045,0
6302,Trinidad 1903,geodetic,"Station 00, Harbour Master's Flagstaff, Port of Spain. ¶Trinidad 1903 / Trinidad Grid coordinates (Clarke's links): 333604.30 E, 436366.91 N (Latitude: 10°38'39.01""N,  Longitude: 61°30'38.00""W of Greenwich)",1903,7007,8901,1339,Topographic mapping.,,"""Land Surveyor's Handbook"", 1935, published under the direction of JW MacGillivray, Surveyor General, Land & Survey's Department, Trinidad & Tobago.",OGP,2008-06-24,2003.362 2004.130 2008.045,0
6303,Trucial Coast 1948,geodetic,"Fundamental point: TC1. Latitude: 25°23'50.190""N, longitude: 55°26'43.950""E (of Greenwich).",1948,7020,8901,1363,Oil industry mapping.,,,OGP,2008-06-24,2008.045,0
6304,Voirol 1875,geodetic,"Fundamental point: Voirol. Latitude: 36°45'07.927""N, longitude: 3°02'49.435""E of Greenwich. Uses RGS (and old IGN) value of 2°20'13.95""for Greenwich-Paris meridian difference.",1875,7011,8901,1365,Topographic mapping.,Replaced by Voirol 1879 (code 6671).,IGN Paris,OGP,2008-06-24,2003.361 2008.045,0
6306,Bern 1938,geodetic,"Fundamental point: Old Bern observatory. Latitude: 46°57'07.890""N, longitude: 7°26'22.335""E (of Greenwich).",1938,7004,8901,1286,Topographic mapping.,This redetermination of the coordinates of fundamental point is used for scientific purposes and as the graticule overprinted on topographic maps constructed on the CH1903 / LV03 projected CS (code 21781).,"""Die Projektionen der schweizerischen Plan- und Kartenwerke""; J. Bolliger 1967",OGP,2008-06-24,2008.045,0
6307,Nord Sahara 1959,geodetic,Coordinates of primary network readjusted on ED50 datum and then transformed conformally to Clarke 1880 (RGS) ellipsoid.,1959,7012,8901,1365,Topographic mapping.,Sometimes incorrectly referred to as Voirol Unifie 1960. Voirol Unifie 1960 is NOT a datum:  it is two projected coordinate systems based on  Nord Sahara 1959.  See coordinate system codes 30791 and 30792.,"""Le System Geodesique Nord-Sahara""; IGN Paris",OGP,2006-01-16,1999.620 2003.361 2005.880,0
6308,Stockholm 1938,geodetic,Fundamental point: Stockholm observatory.,1938,7004,8901,3313,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RT90 adjustment (datum code 6124),,OGP,1996-04-12,,0
6309,Yacare,geodetic,"Fundamental point: Yacare. Latitude: 30°35'53.68""S, longitude: 57°25'01.30""W (of Greenwich).",,7022,8901,1247,Topographic mapping.,,NIMA http://earth-info.nima.mil/,OGP,2008-06-24,2003.362 2005.460 2008.045,0
6310,Yoff,geodetic,"Fundamental point: Yoff. Latitude: 14°44'41.62""N, longitude: 17°29'07.02""W (of Greenwich).",,7011,8901,1207,Topographic mapping.,,,OGP,2008-06-24,2003.362 2008.045,0
6311,Zanderij,geodetic,,,7022,8901,1222,Topographic mapping.,,,OGP,1995-06-02,,0
6312,Militar-Geographische Institut,geodetic,"Fundamental point: Hermannskogel. Latitude: 48°16'15.29""N, longitude: 16°17'41.06""E (of Greenwich).",1901,7004,8901,1037,Geodetic survey.,The longitude of the datum origin equates to a value for the Ferro meridian of 17°40' exactly west of Greenwich.,Bundesamt fur Eich- und Vermessungswesen; Wien,OGP,2009-05-21,2008.045 2009.015,0
6313,Reseau National Belge 1972,geodetic,"Fundamental point: Uccle observatory. Latitude: 50°47'57.704""N, longitude: 4°21'24.983""E (of Greenwich).",1972,7022,8901,1347,Topographic mapping.,,,OGP,2008-06-24,2008.045,0
6314,Deutsches Hauptdreiecksnetz,geodetic,"Fundamental point: Rauenberg. Latitude: 52°27'12.021""N, longitude: 13°22'04.928""E (of Greenwich).  This station was destroyed in 1910 and the station at Potsdam substituted as the fundamental point.",,7004,8901,2326,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,BKG via EuroGeographics. http://crs.bkg.bund.de,OGP,2008-06-24,2001.511 2006.410 2008.045,0
6315,Conakry 1905,geodetic,"Fundamental point: Conakry. Latitude: 10.573766g N, longitude: 17.833682g W (of Paris).",1905,7011,8901,3257,Topographic mapping.,,,OGP,1995-06-02,,0
6316,Dealul Piscului 1930,geodetic,"Fundamental point: latitude 44°24'33.9606""N, longitude 26°06'44.8772""E (of Greenwich).",1930,7022,8901,3295,Topographic mapping.,Replaced by Pulkovo 1942(58) (datum code 6179),Institute for Geodesy Photogrametry and Land Management,OGP,2008-09-24,2008.011 2008.045,0
6317,Dealul Piscului 1970,geodetic,"Fundamental point: latitude 44°24'23.7709""N, longitude 26°06'44.1265""E (of Greenwich).",1970,7024,8901,1197,Topographic mapping.,Replaces 1933 adjustment (datum code 6316),Institute for Geodesy Photogrametry and Land Management,OGP,2008-06-24,2008.045,1
6318,National Geodetic Network,geodetic,,1993,7030,8901,3267,Geodetic survey.,Replaces 1984 adjustment which used the WGS72 ellipsoid.,,OGP,2004-06-16,2004.410,0
6319,Kuwait Utility,geodetic,,,7019,8901,1310,"Cadastre, engineering survey.",,,OGP,1996-04-12,,0
6322,World Geodetic System 1972,geodetic,Developed from a worldwide distribution of terrestrial and geodetic satellite observations and defined through a set of station coordinates.,1972,7043,8901,1262,Satellite navigation.,Used by GPS before 1987. For Transit satellite positioning see also WGS 72BE.,NIMA http://earth-info.nima.mil/,OGP,2006-08-24,1999.030 2003.362 2005.460 2006.820,0
6324,WGS 72 Transit Broadcast Ephemeris,geodetic,,1972,7043,8901,1262,Satellite navigation.,Alleged datum for use with Transit broadcast ephemeris prior to 1989. Relationship to WGS 72 has changed over time.,,OGP,2006-08-24,1999.030 2006.820,0
6326,World Geodetic System 1984,geodetic,"Defined through a consistent set of station coordinates. These have changed with time: by 0.7m on 29/6/1994 [WGS 84 (G730)], a further 0.2m on 29/1/1997 [WGS 84 (G873)] and a further 0.06m on 20/1/2002 [WGS 84 (G1150)].",1984,7030,8901,1262,Satellite navigation.,"EPSG's WGS 84 datum has been the then current realisation. No distinction is made between the original WGS 84 frame, WGS 84 (G730), WGS 84 (G873) and WGS 84 (G1150). Since 1997, WGS 84 has been maintained within 10cm of the then current ITRF.",NIMA TR8350.2 June 2004 revision. http://earth-info.nga.mil/GandG/publications/tr8350.2/tr8350_2.html and ¶http://gis-lab.info/docs/nima-tr8350.2-addendum.pdf,OGP,2006-08-25,2002.151 2002.890 2003.270 2005.460 2005.550 2006.810,0
6600,Anguilla 1957,geodetic,"Fundamental point: station A4, Police.",1957,7012,8901,3214,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,1999-04-22,,0
6601,Antigua 1943,geodetic,Fundamental point: station A14.,1943,7012,8901,1273,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,1999-04-22,,0
6602,Dominica 1945,geodetic,Fundamental point: station M12.,1945,7012,8901,3239,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,1999-04-22,,0
6603,Grenada 1953,geodetic,"Fundamental point: station GS8, Sante Marie.",1953,7012,8901,1551,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,2006-02-09,2006.030,0
6604,Montserrat 1958,geodetic,Fundamental point: station M36.,1958,7012,8901,3279,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,1999-04-22,,0
6605,St. Kitts 1955,geodetic,Fundamental point: station K12.,1955,7012,8901,3297,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,1999-04-22,,0
6606,St. Lucia 1955,geodetic,Fundamental point: station DCS3.,1955,7012,8901,3298,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,1999-04-22,,0
6607,St. Vincent 1945,geodetic,"Fundamental point: station V1, Fort Charlotte.",1945,7012,8901,3300,Topographic mapping.,,Ordnance Survey of Great Britain.,OGP,2006-02-09,2006.030,0
6608,North American Datum 1927 (1976),geodetic,"Fundamental point: Meade's Ranch. Latitude: 39°13'26.686""N, longitude: 98°32'30.506""W (of Greenwich).",1976,7008,8901,1367,"Geodetic survey, cadastre, topographic mapping, engineering survey.",NAD27(76) used in Ontario for all maps at scale 1/20 000 and larger; elsewhere in Canada for selected purposes.,Geodetic Survey of Canada.,OGP,2008-06-24,2008.045,0
6609,North American Datum 1927 (CGQ77),geodetic,"Fundamental point: Meade's Ranch. Latitude: 39°13'26.686""N, longitude: 98°32'30.506""W (of Greenwich).",1977,7008,8901,1368,"Geodetic survey, cadastre, topographic mapping, engineering survey.",NAD27 (CGQ77) used in Quebec for all maps at scale 1/20 000 and larger; generally for maps issued by the Quebec cartography office whose reference system is CGQ77.,Geodetic Service of Quebec.  Contact alain.bernard@mrn.gouv.qc.ca,OGP,2008-06-24,2008.045,0
6610,Xian 1980,geodetic,,1980,7049,8901,3228,"Geodetic survey, topographic and engineering survey.",,BP,OGP,2002-02-12,,0
6611,Hong Kong 1980,geodetic,"Fundamental point: Trig ""Zero"", 38.4 feet south along the transit circle of the Kowloon Observatory. Latitude 22°18'12.82"", longitude 114°10'18.75""E (of Greenwich).",1980,7022,8901,1118,"Geodetic survey, topgraphic and engineering survey, cadastre.",Replaces Hong Kong 1963 and Hong Kong 1963(67).,"Survey and Mapping Office, Lands Department. http://www.info.gov.hk/landsd/mapping/tindex.htm",OGP,2008-06-24,2005.260 2008.045,0
6612,Japanese Geodetic Datum 2000,geodetic,ITRF94 at epoch 1997.0,2000,7019,8901,1129,"Geodetic survey, topographic and engineering survey.",Instigated under amendment to the Japanese Surveying Law with effect from April 2002. Replaces Tokyo datum (code 6301).,Japanese Survey Federation and Geographical Survey Institute http://www.gsi.go.jp/ENGLISH/RESEARCH/BULLETIN/vol-45/45abst1.htm,OGP,2002-06-22,,0
6613,Gunung Segara,geodetic,"Station P5 (Gunung Segara). Latitude 0°32'12.83""S, longitude 117°08'48.47""E (of Greenwich).",,7004,8901,1360,Topographic mapping.,,TotalFinaElf.,OGP,2008-06-24,2008.045,0
6614,Qatar National Datum 1995,geodetic,Defined by transformation from WGS 84 - see coordinate operation code 1840.,1995,7022,8901,1346,Topographic mapping.,,Qatar Centre for Geographic Information.,OGP,2002-06-28,,0
6615,Porto Santo 1936,geodetic,SE Base on Porto Santo island.,1936,7022,8901,1314,Topographic mapping.,Replaced by 1995 adjustment (datum code 6663). For Selvagens see Selvagem Grande (code 6616).,Instituto Geografico e Cadastral Lisbon http://www.igeo.pt,OGP,2003-08-14,2003.231 2003.232,0
6616,Selvagem Grande,geodetic,,,7022,8901,2779,Topographic mapping.,,Instituto Geografico e Cadastral Lisbon http://www.igeo.pt,OGP,2003-08-14,2003.232,0
6618,South American Datum 1969,geodetic,"Fundamental point: Chua. Geodetic latitude: 19°45'41.6527""S; geodetic longitude: 48°06'04.0639""W (of Greenwich). (Astronomic coordinates: Latitude 19°45'41.34""S +/- 0.05"", longitude 48°06'07.80""W +/- 0.08"").",1969,7050,8901,1358,Topographic mapping.,SAD69 uses GRS 1967 ellipsoid but with 1/f to exactly 2 decimal places.,DMA 1974.,OGP,2008-06-24,2003.362 2008.045,0
6619,SWEREF99,geodetic,Densification of ETRS89.,1982,7019,8901,1225,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,National Land Survey of Sweden http://www.lantmateriet.se,OGP,2002-09-19,,0
6620,Point 58,geodetic,"Fundamental point: Point 58. Latitude: 3°58'37.040""N, longitude: 12°52'44.045""E (of Greenwich).",1969,7012,8901,2790,Geodetic survey,Used as the basis for computation of the 12th Parallel traverse conducted 1966-70 from Senegal to Chad and connecting to the Adindan triangulation in Sudan.,IGN Paris.,OGP,2008-06-24,2008.045,0
6621,Fort Marigot,geodetic,,,7022,8901,2828,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RRAF 1991 (datum code 6640).,IGN Paris.,OGP,2002-11-29,,0
6622,Guadeloupe 1948,geodetic,,1948,7022,8901,2829,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RRAF 1991 (datum code 6640).,IGN Paris.,OGP,2004-10-14,2004.561,0
6623,Centre Spatial Guyanais 1967,geodetic,"Fundamental point: Kourou-Diane. Latitude: 5°15'53.699""N, longitude: 52°48'09.149""W (of Greenwich).",1967,7022,8901,3105,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RGFG95 (code 6624).,IGN Paris.,OGP,2008-06-24,2004.562 2008.045,0
6624,Reseau Geodesique Francais Guyane 1995,geodetic,ITRF93 at epoch 1995.0,1995,7019,8901,1097,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces CSG67 (datum code 6623).,IGN Paris.,OGP,2002-11-29,,0
6625,Martinique 1938,geodetic,"Fundamental point: Fort Desaix. Latitude: 14°36'54.090""N, longitude: 61°04'04.030""W (of Greenwich).",1938,7022,8901,3276,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RRAF 1991 (datum code 6640).,IGN Paris.,OGP,2008-06-24,2004.561 2008.045,0
6626,Reunion 1947,geodetic,"Fundamental point: Piton des Neiges (Borne). Latitude: 21°05'13.119""S, longitude: 55°29'09.193""E (of Greenwich).",1947,7022,8901,3337,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RGR92 (datum code 6627).,IGN Paris.,OGP,2008-06-24,2004.561 2008.045,0
6627,Reseau Geodesique de la Reunion 1992,geodetic,ITRF91 at epoch 1993.0,1992,7019,8901,1196,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces Piton des Neiges (code 6626).,IGN Paris.,OGP,2006-08-18,2006.770,0
6628,Tahiti 52,geodetic,"Fundamental point: Tahiti North Base. Latitude: 17°38'10.0""S, longitude: 149°36'57.8""W (of Greenwich).",1952,7022,8901,2811,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by Tahiti 79 (datum code 6690) in Tahiti and Moorea 87 (code 6691) in Moorea.,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2008-06-24,2005.380 2008.045,0
6629,Tahaa 54,geodetic,"Fundamental point: Tahaa East Base. Latitude: 16°33'20.97""S, longitude: 151°29'06.25""W (of Greenwich).",1954,7022,8901,2812,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RGPF (datum code 6687).,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2008-06-24,2005.380 2008.045,0
6630,IGN72 Nuku Hiva,geodetic,"Fundamental point: Taiohae. Latitude: 8°55'03.97""S, longitude: 140°05'36.24""W (of Greenwich).",1972,7022,8901,3129,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RGPF (datum code 6687).,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2008-06-24,2005.380 2008.045,0
6631,K0 1949,geodetic,,1949,7022,8901,2816,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,IGN Paris.,OGP,2002-11-29,,1
6632,Combani 1950,geodetic,,1950,7022,8901,3340,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,IGN Paris.,OGP,2002-11-29,,0
6633,IGN56 Lifou,geodetic,South end of the Goume base.,1956,7022,8901,2814,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topografie et des Transports Terrestres. www.dittt.gouv.nc",OGP,2006-07-21,2006.620,0
6634,IGN72 Grande Terre,geodetic,North end of Gomen base.,1972,7022,8901,2822,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topografie et des Transports Terrestres. www.dittt.gouv.nc",OGP,2006-07-21,2006.620,0
6635,ST87 Ouvea,geodetic,,1987,7022,8901,2813,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Service Topographique de la Nouvelle Caledonie.,OGP,2002-11-29,,1
6636,Petrels 1972,geodetic,"Fundamental point: Astro station DZ on Ile de Petrels. Latitude: 66°40'00""S, longitude: 140°00'46""E (of Greenwich).",1972,7022,8901,2817,"Geodetic survey,  topographic mapping.",,IGN Paris.,OGP,2008-06-24,2008.045,0
6637,Pointe Geologie Perroud 1950,geodetic,"Fundamental point: Astro station G.0 on Pointe Geologie. Latitude: 66°39'30""S, longitude: 140°01'00""E (of Greenwich).",1950,7022,8901,2818,"Geodetic survey,  topographic mapping.",,IGN Paris.,OGP,2008-06-24,2008.045,0
6638,Saint Pierre et Miquelon 1950,geodetic,,1950,7008,8901,1220,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,IGN Paris.,OGP,2006-02-03,2006.060,0
6639,MOP78,geodetic,,1978,7022,8901,2815,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,IGN Paris.,OGP,2002-11-29,,0
6640,Reseau de Reference des Antilles Francaises 1991,geodetic,WGS 84 coordinates of a single station determined during the 1988 Tango mission.,1991,7030,8901,2824,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces Fort Marigot and Sainte Anne (datum codes 6621-22) in Guadeloupe and Fort Desaix (datum code 6625) in Martinique.,IGN Paris.,OGP,2004-03-26,2004.200,0
6641,IGN53 Mare,geodetic,South-east end of the La Roche base.,1953,7022,8901,2819,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topografie et des Transports Terrestres. www.dittt.gouv.nc",OGP,2006-07-21,2006.620,0
6642,ST84 Ile des Pins,geodetic,Fundamental point: Pic Nga.,1984,7022,8901,2820,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topografie et des Transports Terrestres. www.dittt.gouv.nc",OGP,2006-07-21,2006.620,0
6643,ST71 Belep,geodetic,,1971,7022,8901,2821,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Service Topographique de la Nouvelle Caledonie.,OGP,2002-11-29,,0
6644,NEA74 Noumea,geodetic,Noumea old signal station.,1974,7022,8901,2823,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topografie et des Transports Terrestres. www.dittt.gouv.nc",OGP,2006-07-21,2006.620,0
6645,Reseau Geodesique Nouvelle Caledonie 1991,geodetic,ITRF90 at epoch 1989.0,1989,7022,8901,1174,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Service Topographique de la Nouvelle Caledonie.,OGP,2002-11-29,,1
6646,Grand Comoros,geodetic,"Fundamental point: M'Tsaoueni.  Latitude: 11°28'32.200""S, longitude: 43°15'42.315""E (of Greenwich).",,7022,8901,2807,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,IGN Paris.,OGP,2008-06-24,2008.045,0
6647,International Terrestrial Reference Frame 1988,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1988,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1988.0. Replaced by ITRF89 (code 6648).,International Earth Rotation Service (IERS) Annual Report for 1988. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6648,International Terrestrial Reference Frame 1989,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1989,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1989.0. Replaces ITRF88 (code 6647). Replaced by ITRF90 (code 6649).,International Earth Rotation Service (IERS) Technical Note No. 6. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6649,International Terrestrial Reference Frame 1990,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1990,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1990.0. Replaces ITRF89 (code 6648). Replaced by ITRF91 (code 6650).,International Earth Rotation Service (IERS) Technical Note No. 9. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6650,International Terrestrial Reference Frame 1991,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1991,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1991.0. Replaces ITRF90 (code 6649). Replaced by ITRF92 (code 6651).,International Earth Rotation Service (IERS) Technical Note No. 12. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6651,International Terrestrial Reference Frame 1992,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1992,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1992.0. Replaces ITRF91 (code 6650). Replaced by ITRF93 (code 6652).,International Earth Rotation Service (IERS) Technical Note No. 15. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6652,International Terrestrial Reference Frame 1993,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1993,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1993.0. Replaces ITRF92 (code 6651). Replaced by ITRF94 (code 6653).,International Earth Rotation Service (IERS) Technical Note No. 18. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6653,International Terrestrial Reference Frame 1994,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1994,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1994.0. Replaces ITRF93 (code 6652). Replaced by ITRF96 (code 6654).,International Earth Rotation Service (IERS) Technical Note No. 20. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6654,International Terrestrial Reference Frame 1996,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1996,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1996.0. Replaces ITRF94 (code 6653). Replaced by ITRF97 (code 6655).,International Earth Rotation Service (IERS) Technical Note No. 24. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6655,International Terrestrial Reference Frame 1997,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",1997,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 1997.0. Replaces ITRF96 (code 6654). Replaced by ITRF2000 (code 6656).,International Earth Rotation Service (IERS) Technical Note No. 27. Also IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6656,International Terrestrial Reference Frame 2000,geodetic,"Origin at geocentre, orientated to the BIH Terrestrial System at epoch 1984.0. Datum defined by a set of 3-dimensional Cartesian station coordinates (SCS).",2000,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 2000.0. Replaces ITRF97 (code 6655). Replaced by ITRF2005 (code 6758).,IGN Paris http://lareg.ensg.ign.fr/ITRF,OGP,2006-10-13,2006.770 2006.892,0
6657,Reykjavik 1900,geodetic,"Fundamental point:  Latitude: 64°08'31.88""N, longitude: 21°55'51.15""W (of Greenwich).",1900,7051,8901,3262,Medium scale topographic mapping.,,Landmaelingar Islands (National Survey of Iceland).,OGP,2008-06-24,2008.045,0
6658,Hjorsey 1955,geodetic,"Fundamental point:  Latitude: 64°31'29.26""N, longitude: 22°22'05.84""W (of Greenwich).",1955,7022,8901,3262,"1/50,000 scale topographic mapping.",,Landmaelingar Islands (National Survey of Iceland).,OGP,2008-06-24,2008.045,0
6659,Islands Network 1993,geodetic,ITRF93 at epoch 1993.6.,1996,7019,8901,1120,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Landmaelingar Islands (National Survey of Iceland).,OGP,2006-08-18,2006.770,0
6660,Helle 1954,geodetic,,1954,7022,8901,2869,"Geodetic survey, topographic mapping..",,Statens kartverk.,OGP,2003-06-27,,0
6661,Latvia 1992,geodetic,Constrained to 4 ETRS89 points in Latvia from the EUREF Baltic 1992 campaign.,1992,7019,8901,1139,"Topographic mapping, geodetic survey.",Densification of ETRS89 during the 1992 Baltic campaign.,Latvijas Republikas Valsts zemes dienests (State Land Service of the Republic of Latvia) via EuroGeographics. http://crs.bkg.bund.de/crs-eu/,OGP,2003-06-27,,0
6663,Porto Santo 1995,geodetic,SE Base on Porto Santo island. Origin and orientation constrained to those of the 1936 adjustment.,1995,7022,8901,1314,Topographic mapping.,Classical and GPS observations. Replaces 1936 adjustment (datum code 6615). ¶For Selvagens see Selvagem Grande (datum code 6616).,Instituto Geografico e Cadastral Lisbon; http://www.igeo.pt/,OGP,2005-09-06,2005.460,0
6664,Azores Oriental Islands 1995,geodetic,Fundamental point: Forte de São Bras. Origin and orientation constrained to those of the 1940 adjustment.,1940,7022,8901,1345,Topographic mapping.,Classical and GPS observations. Replaces 1940 adjustment (datum code 6184).,Instituto Geografico e Cadastral Lisbon; http://www.igeo.pt/,OGP,2005-09-06,2005.460,0
6665,Azores Central Islands 1995,geodetic,Fundamental point: Graciosa south west base. Origin and orientation constrained to those of the 1948 adjustment.,1948,7022,8901,1301,Topographic mapping.,Classical and GPS observations. Replaces 1948 adjustment (datum code 6183).,Instituto Geografico e Cadastral Lisbon; http://www.igeo.pt/,OGP,2005-09-06,2005.460,0
6666,Lisbon 1890,geodetic,"Fundamental point: Castelo Sao Jorge, Lisbon. Latitude: 38°42'43.631""N, longitude: 9°07'54.862""W of Greenwich.",1937,7004,8901,1294,Topographic mapping.,Replaced by Lisbon 1937 adjustment (which uses International 1924 ellipsoid).,Instituto Geografico e Cadastral Lisbon http://www.igeo.pt,OGP,2008-06-24,2003.361 2008.045,0
6667,Iraq-Kuwait Boundary Datum 1992,geodetic,Four stations established between September and December 1991 determined by GPS and Doppler observations.,1992,7030,8901,2876,International boundary demarcation,,"United Nations Iraq-Kuwait Boundary Demarcation Commission, Final Report, May 1993.",OGP,2003-09-01,,0
6668,European Datum 1979,geodetic,"Fundamental point: Potsdam (Helmert Tower). Latitude: 52°22'51.4456""N, longitude: 13°03'58.9283""E (of Greenwich).",1979,7022,8901,1297,Scientific network.,Replaced by 1987 adjustment.,,OGP,2008-06-24,2008.045,0
6670,Istituto Geografico Militaire 1995,geodetic,Network of 1296 points observed 1992-1995 and adjusted in 1996 constrained to 9 ETRS89 points. Densification of ETRS89 in Italy.,1995,7030,8901,1127,Geodetic survey and scientific study.,,ENI,OGP,2004-01-07,,0
6671,Voirol 1879,geodetic,"Fundamental point: Voirol. Latitude: 36°45'08.199""N, longitude: 3°02'49.435""E (of Greenwich). Uses RGS (and old IGN) value of 2°20'13.95""for Greenwich-Paris meridian difference.",1879,7011,8901,1365,Topographic mapping.,Replaces Voirol 1875 (code 6304).,IGN Paris,OGP,2008-06-24,2008.045,0
6672,Chatham Islands Datum 1971,geodetic,,1971,7022,8901,2889,"Geodetic survey, topographic mapping, engineering survey.",Replaced by Chatham Islands Datum 1979 (code 6673).,"Office of Surveyor General (OSG) Technical Report 14, June 2001.",OGP,2004-02-17,,0
6673,Chatham Islands Datum 1979,geodetic,"Fundamental point: station Astro. Latitude: 43°57'23.60""S, longitude: 176°34'28.65""W (of Greenwich).",1979,7022,8901,2889,"Geodetic survey, topographic mapping, engineering survey.",Replaces Chatham Islands Datum 1971 (code 6672). Replaced by New Zealand Geodetic Datum 2000 (code 6167) from March 2000.,"Office of Surveyor General (OSG) Technical Report 14, June 2001.",OGP,2008-06-24,2008.045,0
6674,Sistema de Referencia Geocentrico para America del Sur 2000,geodetic,ITRF2000 at epoch 2000.40.,2000,7019,8901,3418,Geodetic survey.,Realised by a frame of 184 stations observed in 2000 and adjusted in the ITRF2000. Includes ties to tide gauges. Replaces SIRGAS 1995 system for South America; expands SIRGAS to Mexico and Central America.,"IBGE Brazil,  http://www1.ibge.gov.br/",OGP,2006-08-18,2005.460 2005.830 2006.465 2006.770,0
6675,Guam 1963,geodetic,"Fundamental point: Tagcha. Latitude: 13°22'38.49""N, longitude: 144°45'51.56""E (of Greenwich).",1963,7008,8901,3255,Topographic mapping.,Replaced by NAD83(HARN),US National Geospatial Intelligence Agency (NGA). http://earth-info.nga.mil/,OGP,2008-06-24,2005.460 2008.045,0
6676,Vientiane 1982,geodetic,"Fundamental point: Vientiane (Nongteng) Astro Pillar. Latitude: 18°01'31.6301""N, longitude: 102°30'56.6999""E (of Greenwich).",1982,7024,8901,1138,Topographic mapping.,Replaced by Lao 1993.,National Geographic Department,OGP,2008-06-24,2008.045,0
6677,Lao 1993,geodetic,"Fundamental point: Lao 1982 coordinates of Pakxa pillar. Latitude: 18°23'57.0056""N, longitude: 103°38'41.8020""E (of Greenwich). Orientation parallel with WGS 84.",1993,7024,8901,1138,Topographic mapping.,Replaces Vientiane 1982. Replaced by Lao 1997,National Geographic Department,OGP,2008-06-24,2008.045,0
6678,Lao National Datum 1997,geodetic,"Fundamental point: Vientiane (Nongteng) Astro Pillar. Latitude: 18°01'31.3480""N, longitude: 102°30'57.1376""E (of Greenwich).",1997,7024,8901,1138,"Cadastre, topographic mapping, engineering survey.",Replaces Lao 1993.,National Geographic Department,OGP,2008-06-24,2008.045,0
6679,Jouik 1961,geodetic,,1961,7012,8901,2967,Hydrographic charting.,Replaced by Mauritania 1999 (datum code 6702).,Woodside,OGP,2006-06-12,2006.440,0
6680,Nouakchott 1965,geodetic,Nouakchott astronomical point.,1965,7012,8901,2968,Topographic survey.,"Triangulation limited to environs of Nouakchott. Extended in 1982 by satellite translocation from a single station ""Ruines"" to support Syledis chain for offshore operations. Replaced by Mauritania 1999 (datum code 6602).",IGN Paris and various industry sources.,OGP,2006-06-12,2006.440,0
6681,Mauritania 1999,geodetic,,1999,7012,8901,1157,"Minerals management, topographic mapping.","A network of 36 GPS stations tied to ITRF96, 8 of which are IGN astronomic points.",Woodside,OGP,2004-10-14,,1
6682,Gulshan 303,geodetic,"Gulshan garden, Dhaka.",1995,7015,8901,1041,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Network of more than 140 control points observed and adjusted in 1995 by Japan International Cooperation Agency (JICA).,Survey of Bangladesh via IGN Paris and Tullow Oil.,OGP,2006-06-22,2006.470,0
6683,Philippine Reference System 1992,geodetic,"Fundamental point: Balacan. Latitude: 13°33'41.000""N, longitude: 121°52'03.000""E (of Greenwich), geoid-ellipsoid separation 0.34m.",1992,7008,8901,1190,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaces Luzon 1911 datum (code 6253).,"National Mapping and Resource Information Authority, Coast and Geodetic Survey Department.",OGP,2008-06-24,2008.045,0
6684,Gan 1970,geodetic,,1970,7022,8901,3274,Topographic mapping.,"In some references incorrectly named ""Gandajika 1970"". See datum code 6685.",Various industry sources.,OGP,2005-04-14,,0
6685,Gandajika,geodetic,Gandajika base.,1953,7022,8901,1259,Topographic mapping.,In some references incorrectly attributed to the Maldives. See datum code 6684.,Various industry sources.,OGP,2005-04-14,,1
6686,Marco Geocentrico Nacional de Referencia,geodetic,"ITRF94 at epoch 1995.4.  Bogota observatory coordinates: Latitude: 4°35'46.3215""N, longitude: 74°04'39.0285""W (of Greenwich).",2004,7019,8901,3229,Geodetic survey.,Densification of SIRGAS 1995 within Colombia. Replaces Bogota 1975 (datum code 6218).,"Instituto Geografico Agustin Codazzi (IGAC) publication ""Aspectos prácticos de la adopción del Marco Geocéntrico Nacional de Referencia MAGNA-SIRGAS como datum oficial de Colombia"". http://www.igac.gov.co/MAGNAWEB/DocumentosMAGNA.htm",OGP,2008-06-24,2006.770 2007.060 2008.045,0
6687,Reseau Geodesique de la Polynesie Francaise,geodetic,"ITRF92 at epoch 1993.0. Densification by GPS of the Reference Network of French Polynesia, a coordinate set of 13 stations determined through DORIS observations.",1993,7019,8901,1098,Geodetic survey.,"Replaces Tahaa 54 (datum code 6629), IGN 63 Hiva Oa (6689), IGN 72 Nuku Hiva (6630), Maupiti 83 (6692), MHEFO 55 (6688), Moorea 87 (6691) and Tahiti 79 (6690).","Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie. Also www.shom.fr, technical report 002/199.",OGP,2006-08-18,2006.770,0
6688,Fatu Iva 72,geodetic,"Fundamental point: Latitude: 9°25'58.00""S, longitude: 138°55'06.25""W (of Greenwich).",1972,7022,8901,3133,Hydrographic and topographic survey.,Recomputed by IGN in 1972 using origin and observations of 1953-1955 Mission Hydrographique des Establissements Francais d'Oceanie (MHEFO 55). Replaced by RGPF (datum code 6687).,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2008-06-24,2008.045,0
6689,IGN63 Hiva Oa,geodetic,"Fundamental point: Atuona. Latitude: 9°48'27.20""S, longitude: 139°02'15.45""W (of Greenwich).",1963,7022,8901,3130,Hydrographic and topographic survey.,Replaced by RGPF (datum code 6687).,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2008-06-24,2008.045,0
6690,Tahiti 79,geodetic,"Fundamental point: Tahiti North Base. Latitude: 17°38'10.0""S, longitude: 149°36'57.8""W (of Greenwich).",1979,7022,8901,3124,Hydrographic and topographic survey.,Replaces Tahiti 52 (datum code 6628) in Tahiti. Replaced by RGPF (datum code 6687).,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2008-06-24,2008.045,0
6691,Moorea 87,geodetic,Two stations on Tahiti whose coordinates from the Tahiti 1979 adjustment were held fixed.,1987,7022,8901,3125,Hydrographic and topographic survey.,Replaces Tahiti 52 (datum code 6628) in Moorea. Replaced by RGPF (datum code 6687).,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2005-08-12,,0
6692,Maupiti 83,geodetic,"Fundamental point: Pitiahe South Base. Latitude: 16°28'28.942""S, longitude: 152°14'55.059""W (of Greenwich).",1983,7022,8901,3126,Hydrographic and topographic survey.,Replaced by RGPF (datum code 6687).,"Gouvernement de la Polynésie Française, Service  de l'Urbanisme, Section topographie.",OGP,2008-06-24,2008.045,0
6693,Nakhl-e Ghanem,geodetic,"Coordinates of two stations determined with respect to ITRF 2000 at epoch 2005.2: BMT1 latitude 27°42'09.8417""N, longitude 52°12'11.0362""E (of Greenwich); Total1 latitude 27°31'03.8896""N, longitude 52°36'13.1312""E (of Greenwich).",2005,7030,8901,2362,Engineering survey for onshore facilities for South Pars phase 11 and Pars LNG.,,Total,OGP,2008-06-24,2006.770 2008.045,0
6694,Posiciones Geodesicas Argentinas 1994,geodetic,A geodetic network of 127 high accuracy surveyed points based on WGS 84 that define the National Geodetic System (Sistema Geodésico Nacional).,1994,7030,8901,1033,"Topographic mapping, geodetic survey.","Una red geodésica de 127 puntos materializados¶en el terreno que definen el Sistema Geodésico Nacional. ¶Technically, but at this record revision date not legally, replaced by POSGAR 98 (code 6190).","Instituto Geográfico Militar de la República Argentina, http://www.igm.gov.ar",OGP,2008-06-23,2008.052,0
6695,Katanga 1955,geodetic,"Fundamental point: Tshinsenda A. Latitude: 12°30'31.568""S, longitude: 28°01'02.971""E (of Greenwich).",1955,7008,8901,3147,"Cadastre, topographic mapping, engineering survey.",Replaces earlier adjustments.,"Clifford J. Mugnier, in Photogrammetric Engineering and Remote Sensing, June 2005.",OGP,2009-05-21,2008.045 2009.011,0
6696,Kasai 1953,geodetic,"Two stations of the Katanga triangulation with ellipsoid change applied: Kabila, latitude 6°58'34.023""S, longitude 23°50'24.028""E (of Greenwich); and Gandajika NW base, latitude 6°45'01.057""S, longitude 23°57'03.038""E (of Greenwich).",1955,7012,8901,3148,"Cadastre, topographic mapping, engineering survey.",Replaced by IGC 1962 Arc of the 6th Parallel South.,Institute Geographique du Congo,OGP,2008-06-24,2008.045,0
6697,IGC 1962 Arc of the 6th Parallel South,geodetic,"Coordinates of 3 stations determined with respect to Arc 1950: Mulungu 4°47'39.2325""S, 29°59'37.5864""E; Nyakawembe 4°14'57.3618""S, 29°42'52.8032""E; Kavula 4°35'15.8634""S, 29°41'14.2693""E (all longitude w.r.t. Greenwich).",1962,7012,8901,3149,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Institute Geographique du Congo,OGP,2008-06-24,2006.721 2008.045,0
6698,IGN 1962 Kerguelen,geodetic,K0 1949.,1949,7022,8901,2816,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,IGN Paris.,OGP,2005-11-23,,0
6699,Le Pouce 1934,geodetic,"Fundamental point: Le Pouce. Latitude: 20°11'42.25""S, longitude: 57°31'18.58""E (of Greenwich).",1934,7012,8901,3209,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Cartography Section, Ministry of Housing and Land.",OGP,2008-06-24,2008.045,0
6700,IGN Astro 1960,geodetic,Realised through a set of independent astronomically-positioned points.,1960,7012,8901,1157,Small scale topographic mapping.,Observed during 1959-1960. Independent points not connected through a network. Relative accuracy estimated at 50-100m. Replaced by Mauritania 1999 (datum code 6702).,"Ministry of Works and Transport, Topography and Cartography Directive.",OGP,2006-06-12,2006.440,0
6701,Institut Geographique du Congo Belge 1955,geodetic,"Fundamental point: Yella east base. Latitude: 6°00'53.139""S, longitude: 12°58'29.287""E (of Greenwich).",1955,7012,8901,3171,"Cadastre, topographic mapping, engineering survey.","Replaced by IGC 1962 Arc of the 6th Parallel South, except for oil industry activities.",Institut Geographique du Congo Belge.,OGP,2008-06-24,2008.045,0
6702,Mauritania 1999,geodetic,ITRF96 at epoch 1997.0,1999,7019,8901,1157,Geodesy.,"A network of 36 GPS stations tied to ITRF96, 8 of which are IGN 1962 astronomic points.","Ministry of Works and Transport, Topography and Cartography Directive.",OGP,2006-08-18,2006.770,0
6703,Missao Hidrografico Angola y Sao Tome 1951,geodetic,Extension of Camacupa datum into Cabinda.,1951,7012,8901,1318,Coastal hydrography.,A variation of this datum has been adopted by the oil industry but incorrectly using the International 1924 ellipsoid and not tied to the official Portuguese triangulation - see Mhast (onshore) and Mhast (offshore) (codes 6704 and 6705).,Various industry sources.,OGP,2006-01-03,,0
6704,Mhast (onshore),geodetic,Probably adopted a Mhast 1951 coordinate set but associated an incorrect ellipsoid with it.,,7022,8901,3179,"Oil industry exploration and production. From 1979, offshore use superseded by Mhast (offshore) (code 6705).",Adopted by oil industry with intention of being Mhast 1951 (code 6703) but incorrectly (for Mhast 1951) used the International 1924 ellipsoid. This datum differs by about 400 metres from the Portuguese Mhast 1951 and Camacupa datums.,ChevronTexaco.,OGP,2006-01-03,,0
6705,Mhast (offshore),geodetic,"Fundamental point: Station Y at Malongo base camp. Latitude: 5°23'30.810""S, longitude: 12°12'01.590""E (of Greenwich).",1979,7022,8901,3180,Oil industry offshore exploration and production between 1979 and 1987.,Origin coordinates determined by Transit single point position using 32 passes and transformed from WGS72BE using transformation code 15790. Differs from Mhast (onshore) by approximately 10m. Replaced in 1987 by Malongo 1987 (code 6259).,ChevronTexaco.,OGP,2008-06-24,2008.045,0
6706,Egypt Gulf of Suez S-650 TL,geodetic,"Fundamental point: Station S-650 DMX. Adopted coordinates: latitude: 28°19'02.1907""N, longitude: 33°06'36.6344""E (of Greenwich). The proper Egypt 1907 coordinates for S-650 differ from these by about 20m.",1980,7020,8901,2341,Oil industry offshore exploration and production in Gulf of Suez after 1980.,"A coherent set of stations bordering the Gulf of Suez coordinated by Transit translocation (""TL"") between 1980 and 1984. Based on incorrect Egypt 1907 values for origin station S-650. Differs from true Egypt 1907 by approximately 20m.",Various industry sources.,OGP,2008-06-24,2008.045,0
6707,Tern Island 1961,geodetic,"Fundamental point: station FRIG on tern island, station B4 on Sorol Atoll.",1961,7022,8901,3181,Military and topographic mapping,Two independent astronomic determinations considered to be consistent through adoption of common transformation to WGS 84 (see tfm code 15795).,"DMA / NIMA / NGA TR8350.2 (original 1987 first edition and 3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6708,Cocos Islands 1965,geodetic,Fundamental point: Anna 1.,1965,7003,8901,1069,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6709,Iwo Jima 1945,geodetic,"Fundamental point: Beacon ""E"".",1945,7022,8901,3200,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6710,St. Helena 1971,geodetic,Fundamental point: DOS 71/4.,1971,7022,8901,3183,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6711,Marcus Island 1952,geodetic,Marcus Island Astronomic Station.,1952,7022,8901,3203,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6712,Ascension Island 1958,geodetic,,1958,7022,8901,3182,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6713,Ayabelle Lighthouse,geodetic,Fundamental point: Ayabelle Lighthouse.,,7012,8901,1081,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6714,Bellevue,geodetic,,1960,7022,8901,3193,Military and topographic mapping,"Datum covers all the major islands of Vanuatu in two different adjustment blocks, but practical usage is as given in the area of use.","DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-07-29,2006.510,0
6715,Camp Area Astro,geodetic,,,7022,8901,3205,Geodetic and topographic survey,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6716,Phoenix Islands 1966,geodetic,,1966,7022,8901,3196,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6717,Cape Canaveral,geodetic,"Fundamental point: Central 1950.  Latitude: 28°29'32.36555""N, longitude 80°34'38.77362""W (of Greenwich)",1963,7008,8901,3206,US space and military operations.,,"US NGS and DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2008-06-24,2006.870 2008.045,0
6718,Solomon 1968,geodetic,Fundamental point: GUX 1.,1968,7022,8901,1213,"Military and topographic mapping, +/- 25 meters in each component",,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6719,Easter Island 1967,geodetic,,1967,7022,8901,3188,"Military and topographic mapping, +/- 25 meters in each component",,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6720,Fiji Geodetic Datum 1986,geodetic,NWL 9D coordinates of 6 stations on Vitu Levu and Vanua Levu.,1986,7043,8901,1094,"Geodetic survey, cadastre, topographic mapping, engineering survey.","Replaces Viti Levu 1912, Vanua Levu 1915 and Fiji 1956.","Survey Review 30,231 (January 1989).",OGP,2006-07-19,2006.500,0
6721,Fiji 1956,geodetic,"Latitude origin was obtained astronomically at station Rasusuva = 17°49'03.13""S,  longitude origin was obtained astronomically at station Suva = 178°25'35.835""E (of Greenwich).",1956,7022,8901,3398,Military and topographic mapping,For topographic mapping replaces Viti Levu 1912 and Vanua Levu 1915. Replaced by Fiji Geodetic Datum 1986.,"SOPAC, www.sopac.org, and Clifford J. Mugnier in Photogrammetric Engineering and Remote Sensing, October 2000, www.asprs.org.",OGP,2008-06-24,2006.500 2008.045,0
6722,South Georgia 1968,geodetic,Fundamental point: ISTS 061.,1968,7022,8901,3187,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6723,Grand Cayman 1959,geodetic,"Fundamental point: GC1. Latitude: 19°17'54.43""N, longitude: 81°22'37.17""W (of Greenwich).",1959,7008,8901,3185,Topographic mapping,,Clifford J. Mugnier; in Photogrammetric Engineering & Remote Sensing November 1998. http://www.asprs.org/,OGP,2008-06-24,2008.045,0
6724,Diego Garcia 1969,geodetic,Fundamental point: ISTS 073.,1969,7022,8901,3189,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6725,Johnston Island 1961,geodetic,,1961,7022,8901,3201,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6726,Little Cayman 1961,geodetic,"Fundamental point: LC5. Latitude: 19°39'46.324""N, longitude: 81°03'47.910""W (of Greenwich).",1961,7008,8901,3186,Military and topographic mapping.,,Clifford J. Mugnier; in Photogrammetric Engineering & Remote Sensing November 1998. http://www.asprs.org/,OGP,2008-06-24,2008.045,0
6727,Midway 1961,geodetic,,1961,7022,8901,3202,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6728,Pico de las Nieves 1984,geodetic,,,7022,8901,3199,Military and topographic mapping,Replaces Pico de las Nieves 1968 (PN68). Replaced by REGCAN95.,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2009-05-21,2009.033,0
6729,Pitcairn 1967,geodetic,"Fundamental point: Pitcairn Astro. Latitude: 25°04'06.87""S, longitude: 130°06'47.83""W (of Greenwich).",1967,7022,8901,3208,Military and topographic mapping,Replaced by Pitcairn 2006.,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2008-06-24,2008.004 2008.045,0
6730,Santo 1965,geodetic,,1965,7022,8901,3194,Military and topographic mapping,"Datum covers all the major islands of Vanuatu in two different adjustment blocks, but practical usage is as given in the area of use.","DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-07-29,2006.510,0
6731,Viti Levu 1916,geodetic,,1916,7012,8901,3195,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,1
6732,Marshall Islands 1960,geodetic,,1960,7053,8901,3191,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6733,Wake Island 1952,geodetic,,1952,7022,8901,3190,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6734,Tristan 1968,geodetic,,1968,7022,8901,3184,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6735,Kusaie 1951,geodetic,,1951,7022,8901,3192,Military and topographic mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6736,Deception Island,geodetic,,,7012,8901,3204,Military and scientific mapping,,"DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000).",OGP,2006-01-26,,0
6737,Geocentric datum of Korea,geodetic,ITRF2000 at epoch 2002.0.,2002,7019,8901,1135,Geodetic survey.,,"Permanent Committee for GIS Infrastructure for Asia and the Pacific (PCGIAP), http://www.gsi.go.jp/PCGIAP",OGP,2006-08-18,2006.770,0
6738,Hong Kong 1963,geodetic,"Fundamental point: Trig ""Zero"", 38.4 feet south along the transit circle of the Kowloon Observatory. Latitude 22°18'12.82""N, longitude 114°10'18.75""E (of Greenwich).",1963,7007,8901,1118,Topographic mapping and hydrographic charting.,Replaced by Hong Kong 1963(67) for military purposes only in 1967.  Replaced by Hong Kong 1980.,"Survey and Mapping Office, Lands Department. http://www.info.gov.hk/landsd/",OGP,2008-06-24,2008.045,0
6739,Hong Kong 1963(67),geodetic,"Fundamental point: Trig ""Zero"", 38.4 feet south along the transit circle of the Kowloon Observatory. Latitude 22°18'12.82""N, longitude 114°10'18.75""E (of Greenwich).",1967,7022,8901,1118,Military mapping and charting.,Replaces Hong Kong 1963 for military purposes only in 1967.  Replaced by Hong Kong 1980.,UK Hydrographic Office.,OGP,2008-06-24,2008.045,0
6740,Parametrop Zemp 1990,geodetic,Geocentre.,1990,7054,8901,1262,Geodetic survey.,Derived through satellite tracking techniques.,"Geodeziya i Katografiya, 1993.",OGP,2006-02-03,,0
6741,Faroe Datum 1954,geodetic,Astronomical observations at 3 points.,1954,7022,8901,3248,"Geodetic survey, topographic mapping, engineering and cadastral survey.",Replaced by ED50 in late 1970's for all purposes other than cadastre. Replaced by fk89 for cadastre.,"Kort & Matrikelstyrelsen (KMS), Copenhagen.",OGP,2006-08-04,2005.472,0
6742,Geodetic Datum of Malaysia 2000,geodetic,"ITRF2000, epoch 2000.0.",2000,7019,8901,1151,"Geodetic survey, topographic mapping, engineering and cadastrral survey.",Replaces all older Malaysian datums.,GDM2000 Technical Manual; Department of Survey and Mapping Malaysia. www.jupem.gov.my,OGP,2006-03-16,,0
6743,Karbala 1979,geodetic,"Fundamental point: Karbala. Latitude: 32°34'14.4941""N, longitude: 44°00'49.6379""E.",1979,7012,8901,1124,Geodetic survey.,National geodetic network established by Polservice consortium.,Various industry sources.,OGP,2009-05-21,2009.003,0
6744,Nahrwan 1934,geodetic,"Fundamental point: Nahrwan south base.  Latitude: 33°19'10.87""N, longitude: 44°43'25.54""E (of Greenwich).",1934,7012,8901,3390,Oil exploration and production.,"This adjustment later discovered to have a significant orientation error. In Iran replaced by FD58. In Iraq, replaced by Nahrwan 1967.",Various industry sources.,OGP,2008-06-24,2008.045,0
6745,Rauenberg Datum/83,geodetic,"Fundamental point: Rauenberg. Latitude: 52°27'12.021""N, longitude: 13°22'04.928""E (of Greenwich). This station was destroyed in 1910 and the station at Potsdam substituted as the fundamental point.",1990,7004,8901,2545,"Geodetic survey, cadastre, topographic mapping, engineering survey.",RD/83 is the realisation of DHDN in Saxony. It is the resultant of applying a transformation derived at 106 points throughout former East Germany to Pulkovo 1942/83 points in Saxony.,BKG via EuroGeographics. http://crs.bkg.bund.de,OGP,2008-06-24,2008.045,0
6746,Potsdam Datum/83,geodetic,"Fundamental point: Rauenberg. Latitude: 52°27'12.021""N, longitude: 13°22'04.928""E (of Greenwich). This station was destroyed in 1910 and the station at Potsdam substituted as the fundamental point.",1990,7004,8901,2544,"Geodetic survey, cadastre, topographic mapping, engineering survey.",PD/83 is the realisation of DHDN in Thuringen. It is the resultant of applying a transformation derived at 13 points on the border between East and West Germany to Pulkovo 1942/83 points in Thuringen.,BKG via EuroGeographics. http://crs.bkg.bund.de,OGP,2008-06-24,2008.045,0
6747,Greenland 1996,geodetic,ITRF94 at epoch 1996.62,1996,7019,8901,1107,"Geodetic survey, cadastre, topographic mapping, engineering survey.","Replaces Ammassalik 1958, Qornoq 1927 and Scoresbysund 1952.","Kort & Matrikelstyrelsen (KMS), Copenhagen.",OGP,2006-08-18,2006.770,0
6748,Vanua Levu 1915,geodetic,"Latitude origin was obtained astronomically at station Numuiloa = 16°23'38.36""S, longitude origin was obtained astronomically at station Suva = 178°25'35.835""E.",1915,7055,8901,3401,"Geodetic survey, cadastre, topographic mapping, engineering survey.","For topographic mapping, replaced by Fiji 1956. For other purposes, replaced by Fiji 1986.","Clifford J. Mugnier in Photogrammetric Engineering and Remote Sensing, October 2000, www.asprs.org.",OGP,2008-06-24,2008.045,0
6749,Reseau Geodesique de Nouvelle Caledonie 91-93,geodetic,ITRF90 at epoch 1989.0.,1989,7019,8901,1174,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topografie et des Transports Terrestres. www.dittt.gouv.nc",OGP,2006-08-18,2006.770,0
6750,ST87 Ouvea,geodetic,Ouloup.,1987,7030,8901,2813,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,"Service Topographique de la Nouvelle Caledonie, Direction des Infrastructures, de la Topografie et des Transports Terrestres. www.dittt.gouv.nc",OGP,2006-07-21,,0
6751,Kertau (RSO),geodetic,,1969,7056,8901,1309,Metrication of RSO grid.,Adopts metric conversion of 0.914398 metres per yard exactly. This is a truncation of the Sears 1922 ratio.,Defence Geographic Centre.,OGP,2006-07-24,,0
6752,Viti Levu 1912,geodetic,"Latitude origin was obtained astronomically at station Monavatu = 17°53'28.285""S, longitude origin was obtained astronomically at station Suva = 178°25'35.835""E.",1912,7055,8901,3195,"Geodetic survey, cadastre, topographic mapping, engineering survey.","For topographic mapping, replaced by Fiji 1956. For other purposes, replaced by Fiji 1986.","Clifford J. Mugnier in Photogrammetric Engineering and Remote Sensing, October 2000, www.asprs.org.",OGP,2008-06-24,2008.045,0
6753,fk89,geodetic,,1989,7022,8901,3248,Cadastre,Replaces FD54 for cadastre.,"Kort & Matrikelstyrelsen (KMS), Copenhagen.",OGP,2006-08-04,,0
6754,Libyan Geodetic Datum 2006,geodetic,5 stations tied to ITRF2000 through 8 days of continuous observations in May 2006.,2006,7022,8901,1143,"Geodetic survey, topographic mapping, engineering survey.",Replaces ELD79.,Survey Department of Libya.,OGP,2006-08-25,,0
6755,Datum Geodesi Nasional 1995,geodetic,ITRF91at epoch 1992.0.,1995,7030,8901,1122,"Geodetic survey, topographic mapping, engineering survey.",Replaces ID74 and all older datums.,Bakosurtanal.,OGP,2006-08-25,,0
6756,Vietnam 2000,geodetic,"Point N00, located in the premises of the Land Administration Research Institute, Hoang Quoc Viet Street, Hanoi.",2000,7030,8901,1252,"Geodetic survey, topographic mapping, engineering survey.",Replaces Hanoi 1972.,General Director of Land Administration.,OGP,2006-09-13,,0
6757,SVY21,geodetic,"Fundamental point: Base 7 at Pierce Resevoir. Latitude: 1°22'02.9154""N, longitude: 103°49'31.9752""E (of Greenwich).",2004,7030,8901,1210,Cadastre.,Replaces Kertau 1968 for cadastral purposes from August 2004.,Singapore Land Authority,OGP,2008-06-24,2008.045,0
6758,Jamaica 2001,geodetic,Aligned to WGS 84.,2001,7030,8901,1128,"Geodetic survey, cadastre, topographic mapping, hydrographic charting, engineering survey.",,National Land Agency.,OGP,2007-01-19,,0
6759,NAD83 (National Spatial Reference System 2007),geodetic,"Coordinates of 486 national continually operating reference system (CORS) and 195 collaborative GPS (CGPS) sites constrained to their CORS96 values, ITRF2000 at epoch 2002.0.",2007,7019,8901,1511,Geodetic survey.,,"U.S. National Geodetic Survey, http://www.ngs.noaa.gov/",OGP,2007-03-13,,0
6760,World Geodetic System 1966,geodetic,Developed from a worldwide distribution of terrestrial and geodetic satellite observations and defined through a set of station coordinates.,1966,7025,8901,1262,Geodesy.,A worldwide 5° × 5° mean free air gravity anomaly field provided the basic data for producing the WGS 66 gravimetric geoid. Replaced by WGS 72.,US DMA/NIMA/NGA,OGP,2007-03-25,,0
6761,Croatian Terrestrial Reference System,geodetic,Densification of ETRS89 in Croatia at epoch 1995.55.,1996,7019,8901,1076,Geodesy.,Based on 78 control points with coordinates determined in ETRS89.,State Geodetic Administration of the Republic of Croatia.,OGP,2007-09-25,,0
6762,Bermuda 2000,geodetic,ITRF96 at epoch 2000.0.,2000,7030,8901,1047,"Topographic mapping, cadastral and engineering survey.",,Department of Lands Buildings and Surveys,OGP,2007-12-12,,0
6763,Pitcairn 2006,geodetic,"Fundamental point: Pitcairn Astro. Latitude: 25°04'06.7894""S, longitude: 130°06'46.6816""W (of Greenwich), derived by single point GPS oberservations.",2006,7030,8901,3208,"Cadastre, topographic mapping and engineering survey",Replaces Pitcairn 1967.,Pitcairn Island Government.,OGP,2008-06-24,2008.045,0
6764,Ross Sea Region Geodetic Datum 2000,geodetic,Based on ITRF96 at epoch 2000.0,2000,7019,8901,3558,"Geodetic survey, topographic mapping.",,Land Information New Zealand: LINZS25001 Standard for Ross Sea Region Geodetic Datum 2000; 16 November 2007.,OGP,2008-04-04,,0
6765,Slovenia Geodetic Datum 1996,geodetic,"Densification of ETRS89, based on ITRS89 at epoch 1995.55.",1996,7019,8901,1212,"Geodetic survey, topographic mapping.",,Surveying and Mapping Authority of Slovenia,OGP,2008-04-04,,0
6801,CH1903 (Bern),geodetic,"Fundamental point: Old Bern observatory. Latitude: 46°57'08.660""N, longitude: 0°E (of Bern).",1903,7004,8907,1286,Topographic mapping.,,Bundesamt für Landestopographie,OGP,2008-06-24,2003.361 2008.045,0
6802,Bogota 1975 (Bogota),geodetic,"Fundamental point: Bogota observatory. Latitude: 4°35'56.570""N, longitude: 0°E (of Bogota).",1975,7022,8904,3229,Topographic mapping.,,,OGP,2008-06-24,2000.200 2003.361 2008.045,0
6803,Lisbon 1937 (Lisbon),geodetic,"Fundamental point: Castelo Sao Jorge, Lisbon. Latitude: 38°42'43.631""N, longitude: 0°E (of Lisbon).",1937,7022,8902,1294,Topographic mapping.,Replaces Lisbon 1890 adjustment (which used Bessel 1841 ellipsoid).,Instituto Geografico e Cadastral; Lisbon,OGP,2008-06-24,2001.551 2008.045,0
6804,Makassar (Jakarta),geodetic,"Fundamental point: station P1, Moncongloe. Latitude 5°08'41.42""S, longitude 12°35'47.15""E (of Jakarta).",,7004,8908,1316,Topographic mapping.,,OGP,OGP,2008-06-24,2003.361 2008.045,0
6805,Militar-Geographische Institut (Ferro),geodetic,"Fundamental point: Hermannskogel. Latitude: 48°16'15.29""N, longitude: 33°57'41.06""E (of Ferro).",1901,7004,8909,1321,Geodetic survey.,Replaced by MGI in Austria and MGI 1901 in former Yugoslavia.,Bundesamt fur Eich- und Vermessungswesen; Wien,OGP,2009-05-21,2008.045 2009.015,0
6806,Monte Mario (Rome),geodetic,"Fundamental point: Monte Mario. Latitude: 41°55'25.51""N, longitude: 0°00' 00.00""E (of Rome).",,7022,8906,3343,Topographic mapping.,"Replaced Genova datum, Bessel 1841 ellipsoid, from 1940.",,OGP,2008-06-24,2003.360 2008.045,0
6807,Nouvelle Triangulation Francaise (Paris),geodetic,"Fundamental point: Pantheon. Latitude: 54.273618g N, longitude: 0.0106921g E (of Paris).",1895,7011,8903,1326,Topographic mapping.,,,OGP,2004-01-07,2003.361,0
6808,Padang 1884 (Jakarta),geodetic,Fundamental point: Padang,1884,7004,8908,1355,Topographic mapping.,,,OGP,1995-06-02,,0
6809,Reseau National Belge 1950 (Brussels),geodetic,"Fundamental point: Lommel (tower). Latitude: 51°13'47.334""N, longitude: 0°56'44.773""E (of Brussels).",1950,7022,8910,1347,Topographic mapping.,,,OGP,2008-06-24,2008.045,0
6810,Tananarive 1925 (Paris),geodetic,"Fundamental point: Tananarive observatory. Latitude: 21.0191667g S, longitude: 50.23849537g E (of Paris)",1925,7022,8903,3273,Topographic mapping.,,IGN Paris,OGP,2003-12-31,2003.361,0
6811,Voirol 1875 (Paris),geodetic,"Fundamental point: Voirol. Latitude: 40.83578 grads N, longitude: 0.78873 grads E (of Paris).",1875,7011,8903,1365,Topographic mapping.,,IGN Paris,OGP,2004-01-07,2003.361,0
6813,Batavia (Jakarta),geodetic,"Fundamental point: Longitude at Batavia astronomical station. Latitude: 6°07'39.522""S, longitude: 0°00'00.0""E (of Jakarta). Latitude and azimuth at Genuk.",,7004,8908,1285,Topographic mapping.,,,OGP,2008-06-24,2003.361 2008.045,0
6814,Stockholm 1938 (Stockholm),geodetic,Fundamental point: Stockholm observatory,1938,7004,8911,3313,"Geodetic survey, cadastre, topographic mapping, engineering survey.",Replaced by RT90 adjustment (datum code 6124),,OGP,1996-04-12,,0
6815,Greek (Athens),geodetic,"Fundamental point: Athens Observatory. Latitude 37°58'20.132""N, longitude 0°E (of Athens).",,7004,8912,1106,Topographic mapping.,See geodetic datum alias 6404.  Used as basis of topographic mapping based on Hatt projection.,Topography Department; National Technical University of Athens,OGP,2008-06-24,2008.045,0
6816,Carthage (Paris),geodetic,"Fundamental point: Carthage. Latitude: 40.9464506g N, longitude: 8.8724368g E (of Paris).",1925,7011,8903,1618,Topographic mapping.,Fundamental point astronomic coordinates determined in 1878.,,OGP,2004-01-15,2003.362 2003.050,0
6817,NGO 1948 (Oslo),geodetic,"Fundamental point: Oslo observatory. Latitude: 59°54'43.7""N, longitude: 0°00'00.0""E (of Oslo).",1948,7005,8913,1352,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,,OGP,2008-06-24,2003.362 2008.045,0
6818,S-JTSK (Ferro),geodetic,Modification of Austrian MGI (Ferro) datum.,1920,7004,8909,1306,"Geodetic survey, cadastre, topographic mapping, engineering survey.",,Research Institute for Geodesy Topography and Cartography (VUGTK); Prague.,OGP,2001-08-28,2001.260,0
6819,Nord Sahara 1959 (Paris),geodetic,Coordinates of primary network readjusted on ED50 datum and then transformed conformally to Clarke 1880 (RGS) ellipsoid.,1959,7012,8903,1366,Topographic mapping.,,"""Le System Geodesique Nord-Sahara""; IGN Paris",OGP,2000-06-23,,1
6820,Gunung Segara (Jakarta),geodetic,"Station P5 (Gunung Segara) 0°32'12.83""S, 117°08'48.47""E (of Greenwich). Longitude 8°20'20.68""E (of Jakarta).",,7004,8908,1360,Topographic mapping.,,,OGP,2008-06-24,2008.045,0
6821,Voirol 1879 (Paris),geodetic,"Fundamental point: Voirol. Latitude: 40.835864 grads N, longitude: 0.788735 grads E (of Paris).",1879,7011,8903,1365,Topographic mapping.,Replaces Voirol 1875 (Paris) (code 6811).,IGN Paris,OGP,2004-01-07,,0
6896,International Terrestrial Reference Frame 2005,geodetic,"Origin at geocentre, originally orientated to the BIH Terrestrial System at epoch 1984.0 then adjusted to ensure zero net rotation to earth's overall tectonic motion. Defined by time series of Cartesian station coordinates and Earth Rotation parameters.",2005,7019,8901,1262,Geodesy.,Realisation of the IERS Terrestrial Reference System (ITRS) at epoch 2005.0. Replaces ITRF2000 (code 6656).,IGN Paris http://itrf.ensg.ign.fr/itrs_itrf.php,OGP,2007-01-19,,0
6901,Ancienne Triangulation Francaise (Paris),geodetic,,,7027,8914,1326,Topographic mapping.,"Uses the RGS value for the Paris meridian.  In Alsace, data suspected to be transformation of German network into ATF. Replaced by Nouvelle Triangulation Francaise (Paris) (code 6807) which uses the 1936 IGN value for the Paris meridian.",,OGP,2007-11-01,2007.083,0
6902,Nord de Guerre (Paris),geodetic,,,7027,8903,1369,Topographic mapping.,,,OGP,1995-06-02,,1
6903,Madrid 1870 (Madrid),geodetic,Fundamental point: Madrid observatory.,1870,7028,8905,2366,Topographic mapping.,,Institut de Geomatica; Barcelona,OGP,1998-11-11,,0
6904,Lisbon 1890 (Lisbon),geodetic,"Fundamental point: Castelo Sao Jorge, Lisbon. Latitude: 38°42'43.631""N, longitude: 0°E (of Lisbon).",1937,7004,8902,1294,Topographic mapping.,Replaced by Lisbon 1937 adjustment (which uses International 1924 ellipsoid).,Instituto Geografico e Cadastral Lisbon http://www.igeo.pt,OGP,2008-06-24,2003.232 2008.045,0
9300,Astra Minas,engineering,"Origin at 45°59'54.79""S, 67°34'38.94""W (of Greenwich).",,,,1265,Oil industry mapping.,,,OGP,2008-06-24,2008.045,0
9301,Barcelona,engineering,Centre of the gateway of San Cristobal chuch; Plaza Boyaca; Barcelona.,,,,1266,Oil industry mapping.,"Coordinates variously given as 10°08'06""N  64°41'17""W and 10°08'06""N  64°41'07.5""W.  It is not clear whether there should be two local datums.","Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9302,Maturin,engineering,"Concrete post PR-1 in Plaza Bolivar; Maturin.  9°44'55""N, 63°10'40""W (of Greenwich).",,,,1320,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9303,Maracaibo Cross,engineering,"Cruz Canada Morillo in Maracaibo; 10°38'32.328""N, 71°37'12.12""W  Loma Quintana datum.",,,,1319,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9304,La Rosa,engineering,"Monument in La Rosa; 10°22'40.417""N, 71°26'59.488""W  Loma Quintana datum.",,,,1311,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9305,Mene Grande,engineering,"Monument in Santa Barbara; Mene Grande.  9°52'25.488""N, 70°54'35.310""W (of Greenwich).",,,,1270,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9306,El Cubo,engineering,"8°44'17.258""N, 72°30'09.01""W (of Greenwich).",,,,1269,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9307,Dabajuro,engineering,"Church tower at Dabajuro; 11°01'19""N, 70°40'40""W (of Greenwich).",,,,1268,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9308,Tucupita,engineering,"Centre of Plaza Bolivar; Tucupita; 9°03'32""N, 62°03'07.6""W (of Greenwich).",,,,1370,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9309,El Mene,engineering,"10°04'49.1""N, 71°02'10""W (of Greenwich).",,,,1270,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9310,Santa Maria de Ipire,engineering,"Concrete post PR-1 in Plaza Bolivar; Santa Maria de Ipire; 8°40'06""N, 65°19'09""W (of Greenwich).",,,,1371,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2008-06-24,2008.045,0
9311,Barinas west base,engineering,Concrete pillar.,,,,1267,Oil industry mapping.,,"Ministry of Mines standards manual, 1974.",OGP,2000-06-10,,0
9312,EPSG example  X,engineering,Bin grid I=J=1 at WGS 84 / UTM zone 31N 456781E 5836723N.,,,,1263,Example only.,Example only!,"Bin grid orientation = 20 degrees grid.  Bin width I=25m, J=12.5m.  Bin increment I=1, J=1.  Scale factor at origin 0.99984.¶¶Example only!",OGP,2000-06-23,,1
9313,EPSG example Platform Y,engineering,Conductor slot A1.,,,,1263,Example only.,Example only,OGP,OGP,2000-06-23,,0
9314,Tombak LNG plant,engineering,"Plant grid coordinates of x=20000m, y=10000m at Nakhl-e Ghanem / UTM zone 39 coordinates 618336.784E, 3067774.21N. Plant grid x orientated at UTM grid bearing of 45 deg., plant grid y orientated at UTM grid bearing of 315 deg.",,,,2362,Engineering survey.,,Total,OGP,2005-08-18,,0
9315,UKOOA P6 seismic bin grid example,engineering,Centre of bin grid I=J=1.,,,,1263,Example only.,,"UKOOA Data Exchange Format P6/98 ""Definition of 3D Seismic Binning Grids"".",OGP,2005-09-08,,0
