# tbl_datum_transform

scope: 1 metre accuracy.
area_of_use_code: 1136
remarks:
Derivation is more precise, but no evidence that accuracy is better than Ain el Abd to WGS 84 (3). OGP recommends using Ain el Abd to WGS 84 (3).


scope: Oil industry exploration and production.
area_of_use_code: 3817
remarks:
Used by Statoil for deep water blocks 210, 213, 217 and 218. Parameter values interpolated from Racal Survey geocentric translation contour charts for each of these four blocks and then meaned.


remarks: Not recognised by Survey of Israel. See Palestine 1923 to WGS 84 (2) (code 8650).
area_of_use_code: 2603
scope:
Oil Exploration. Accuracy: 1m to north and 5m to south of east-west line through Beersheba (31Â°15'N).


scope: Oil Exploration
area_of_use_code: 2896
remarks:
Derived in 1987 by Geodetic for TPAO. Used on BP 1991/92 2D seismic surveys in central and eastern Turkish sector of Black Sea. In Turkey, replaced by tfm code 1784. Also adopted for use offshore Israel.


scope: For applications requiring 2m accuracy.
area_of_use_code: 2889
remarks:
Derived at 4 stations using concatenation through WGS72. Parameter vales are also used to transform CI1979 to NZGD2000 - see tfm code 1082.


scope: For applications requiring 5m accuracy.
area_of_use_code: 3342
remarks:
Derived via NAD27 and WGS 72. Preliminary values derived by Survey Department but not officially promulgated.


scope: Accuracy 3m, 5m and 3m in X, Y and Z axes.
area_of_use_code: 1197
remarks:
Parameter values taken from Pulkovo 1942 to WGS 84 (9) (code 1293) assuming that Pulkovo 1942 in Romania is equivalent to Dealul Piscului 1970.


scope: Approximation at the 1m level.
area_of_use_code: 3343
remarks:
Parameter values taken from IGM95 to ETRS89 (1) (code 1098) assuming that ETRS89 is coincident with WGS 84 within the accuracy of the transformation.


scope: For military purposes. Accuracy 25m in each axis.
area_of_use_code: 1057
remarks:
Derived at 1 station connected to the Adindan network through the 1968-69 12th parallel traverse. Note: Adindan datum is used in Ethiopia and Sudan, not Burkino Faso.


scope: For military purposes. Accuracy 25m in each axis.
area_of_use_code: 3226
remarks:
Derived at 1 station connected to the Adindan network through the 1968-69 12th parallel traverse. Note: Adindan datum is used in Ethiopia and Sudan, not Cameroon.


scope: For military purposes. Accuracy 25m in each axis.
area_of_use_code: 1153
remarks:
Derived at 1 station connected to the Adindan network through the 1968-69 12th parallel traverse. Note: Adindan datum is used in Ethiopia and Sudan, not Mali.


scope: For military purposes. Accuracy 25m in each axis.
area_of_use_code: 3304
remarks:
Derived at 2 stations connected to the Adindan network through the 1968-69 12th parallel traverse. Note: Adindan datum is used in Ethiopia and Sudan, not Senegal.


scope: For military purposes only. Accuracy 2m in each axis.
area_of_use_code: 2575
remarks:
Derived at 90 stations. Note: AGD84 officially adopted only in Queensland, South Australia and Western Australia.


scope: For military purposes. Accuracy 3m in each axis.
area_of_use_code: 1355
remarks:
Note: The area of use cited for this transformation (Sumatra) is not consistent with the area of use (Java) for the Batavia (Genuk) coordinate reference system. Derived at 5 stations.


scope: ?
area_of_use_code: 1215
remarks:
Residuals should not exceed 15 metres. Parameter values are from Cape to Hartebeesthoek94 (1) (code 1504) assuming that Hartebeesthoek94 and WGS 84 are equivalent within the accuracy of the transformation.


area_of_use_code: 2420
remarks:
Derived at 85 stations. In Germany will be accepted by LBA for minerals management purposes as alternative to tfm 1052 or 1998.

scope:
For military purposes. Accepted for minerals management in Germany. Accuracy 3m, 8m and 5m in X, Y and Z axes.


area_of_use_code: 1298
scope:
ETRS89 and WGS 84 are realisations of ITRS coincident to within 1 metre. This transformation has an accuracy equal to the coincidence figure.


area_of_use_code: 2575
scope:
GDA94 is a realisation of WGS 84 coincident to within 1 metre. This transformation has an accuracy equal to the coincidence figure.


scope: For military purposes. Accuracy 12m, 10m and 15m in X, Y and Z axes.
area_of_use_code: 2411
remarks:
Care! DMA ellipsoid is inconsistent with EPSG ellipsoid - transformation parameter values may not be appropriate. Derived at 7 stations.


area_of_use_code: 1322
remarks:
CAUTION: OGP believes that these parameter values include a blunder and that if NIMA transformation parameters are to be used the 1987 version (EPSG code 1307) be used.

scope:
For military purposes only. Accuracy given by NIMA 15m in each axis. EPSG believes there is an 8-10m blunder in dX.


scope: Provincial GIS and other applications to an accuracy of 0.5 metres.
area_of_use_code: 1543
remarks:
May be taken as approximate transformation MGI to ETRS89 assuming ETRS89 is equivalent to WGS 84 within the accuracy of the transformation - see tfm code 1024. Information source gives scale as -2.388739 ppm.


scope: For military purposes only. Accuracy 17m, 27m and 27m in X, Y and Z axes.
area_of_use_code: 2399
remarks:
Derived at 63 stations. DMA also lists Colombia as area of applicability but PSAD56 is not used in that country.


scope: For military purposes. Accuracy 15m in each axis.
area_of_use_code: 3229
remarks:
Derived at 4 stations. Note that although the PSAD56 network included Colombia the CRS is not used there: see Bogota 1975 (CRS code 4218).


scope: Preliminary estimate.
area_of_use_code: 2575
remarks:
"Higgins parameters". Replaced by AGD84 to GDA94 (2) (code 1280) and AGD84 to WGS 84 (7) (code 1669). Note: AGD84 officially adopted only in Queensland, South Australia and Western Australia.


scope: Accuracy at metre level throughout Hungary.
area_of_use_code: 1119
remarks:
Parameter value error in info source Hungarian text but correct in English summary. Replaces HD72 to WGS 84 (2) (code 1831).


scope: Geodetic applications. Accuracy better than 0.5 metre.
area_of_use_code: 1198
remarks:
Mandated for use in Russia by GosStandard of Russia Decree #327 of August 9, 2001. Republished but with one significant figure less precision to parameter values in GOST R 51794-2008 of December 18 2008.


scope: For military purposes.
area_of_use_code: 3289
remarks:
Care! DMA ellipsoid is inconsistent with EPSG ellipsoid - transformation parameter values may not be appropriate. No accuracy estimate available.


scope: For military purposes only. Accuracy 25m in each axis.
area_of_use_code: 1365
remarks:
CAUTION: Source CRS described by DMA as from Voirol 1960. OGP believes that the data used in the derivation of these parameters contains a blunder. We recommend using transformation North Sahara 1959 to WGS84 (1) (code 1253). Derived at 2 stations.


scope: Accuracy 4 metres.
area_of_use_code: 1198
remarks:
Derived through concatenation of Pulkovo 1942 to PZ-90 (1) (tfm code 15844) and PZ-90 to WGS 84 (2) (tfm code 1244. Mandated for use in Russia by GOST R 51794-2001, but this has been superseded by GOST R 51794-2008. Replaced by tfm code 5044.


scope: ?
area_of_use_code: 1169
remarks:
Beware!  Schwarzeck CRS uses German legal metres. Example: Schwarzeck Lat 19d 35m 46.952s S Long 20d 41m 50.649s E; X=5623409.40 Y=2124618.00 Z=-2125847.62 GLM; X=5623485.86 Y=2124646.89 Z=-2125876.53 m; WGS84 X=5624101.50 Y=2124748.97 Z=2126132.34 m.


scope: Accuracy 1 metre.
area_of_use_code: 1198
remarks:
Derived through concatenation of Pulkovo 1995 to PZ-90 (1) (tfm code 1257) and PZ-90 to WGS 84 (2) (tfm code 1244). Mandated for use in Russia by GOST R 51794-2001, but this has been superseded by GOST R 51794-2008. Replaced by tfm code 5043.


area_of_use_code: 1145
scope:
LKS94 is a realisation of ETRS89 coincident to WGS 84 within 1 metre. This transformation has an accuracy equal to the coincidence figure.


area_of_use_code: 1167
scope:
For many purposes Moznet can be considered to be coincident with WGS 84. Accuracy better than 1 metre.


scope: For military purposes only. Accuracy 15m in each axis.
area_of_use_code: 1322
remarks:
(1) See remarks for tfm code 1192. (2) Naparima 1972 is an extension to Tobago of the Napaima 1955 geographic CRS of Trindad. In Trinidad this transformation may also be considered to use Napaima 1955 (code 4158) as its source CRS: see tfm code 1556.


scope: Recommended transformation for UKCS and IrishCS petroleum purposes.
area_of_use_code: 2342
remarks:
Based on ED50 to WGS72 (precise ephemeris) 6-nations agreement of 1981 to which precise to broadcast and broadcast to WGS 84 transformations have been concatenated.


scope: Oil exploration. Accuracy better than 4m and generally better than 2m.
area_of_use_code: 1264
remarks:
For a more accurate transformation see OSGB 1936 / British National Grid to ETRS89 (2) (code 1039): contact the Ordnance Survey of Great Britain (http://www.gps.gov.uk/gpssurveying.asp) for details.


scope: Oil exploration.
area_of_use_code: 2320
remarks:
Derived as mean of 123 Transit passes at station Cabo Ledo NE base in November 1990. Used by Elf for block 7 up to December 1992 then replaced by Camacupa to WGS 84 (7). Used by Total in block 8, ExxonMobil block 24, Western Geophysical for spec. data.


scope: Oil exploration.
area_of_use_code: 2318
remarks:
Derived at station Djeno during coordination of platform PAL F2 in February 1992. Used by Elf for block 3 up to December 1992 then replaced by Camacupa to WGS 84 (7).


area_of_use_code: 2322
remarks:
Derived at platform PAL F2 in December 1992. For use in blocks 3, 7 and 17, replaced by Camacupa to WGS 84 (10) (code 1327).

scope:
Used for oil exploration by Elf for blocks 3, 7 and 17 between December 1992 and 1994 then superseded by Camacupa to WGS 84 (10). Used by Exxon for block 15 since 1993.


scope: Oil exploration between December 1992 and 1994.
area_of_use_code: 2317
remarks:
Derived at platform PAL F2 in December 1992. Used by Total for block 2 between December 1992 and 1994 then replaced by Camacupa to WGS 84 (10).


scope: Used by Shell since 1994.
area_of_use_code: 2323
remarks:
Derived by GPS on two Topnav DGPS reference stations at Djeno and Luanda. Replaces Camacupa to WGS 84 (3). In block 18 replaced by BP from 1999 by Camacupa to WGS 84 (10).


remarks: Derived at platform PAL F2 in 1994 by Topnav using Doris.
area_of_use_code: 2324
scope:
Used for oil exploration by Elf in blocks 3 and 17 since 1994. Used by Total in block 2 since 1994. Adopted by BP-Amoco Elf and Exxon for blocks 18 and 31-33 in 1999.


area_of_use_code: 1317
remarks:
Superseded in 1990 by trf Malongo 1987 to WGS 84 (2), code 1557. Malongo 1987 is an offshore extension of the Mhast cooordinate system.

scope:
Used for oil exploration by Chevron until superseded in 1990 by trf Malongo 1987 to WGS 84 (2), code 1557.


scope: Offshore oil exploration and production between April 1989 and June 1990.
area_of_use_code: 3180
remarks:
Derived at Station Y in April 1989 using 572 transit satellite passes. Computed value for dZ was -96.42 but -96.38 has been utilised. Replaced Malongo 1987 to WGS 84 (3) (code 15791) in 1989. Replaced by Malongo 1987 to WGS 84 (2) (code 1557) in 1990.


scope: Approximation at the +/- 1m level assuming that ETRS89 is equivalent to WGS 84.
area_of_use_code: 1119
remarks:
Parameter values taken from HD72 to ETRS89 (2) (code 1449) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Replaces HD72 to WGS 84 (1) (code 1830).


area_of_use_code: 1075
remarks:
Derived in Abidjan for use in the immediate area, but used by E&P industry more widely onshore and offshore. A similar transformation (dX=-123.1, dY=+53.2, dZ=+465.4, derivation unknown) was used by Western Geophysical for offshore surveys in the 1990s.

scope:
Accuracy is submetre in the area around Abidjan but unknown farther afield. There is some evidence of unknown reliability that suggests accuracy of better than 2m throughout offshore.


scope: Accuracy 1.5 metres.
area_of_use_code: 1286
remarks:
These parameters are strictly between CH1903+ and CHTRF95 but are used from CH1903 as an approximation which is within the accuracy of the distortions in the CH1903 network.


scope: Oil industry engineering survey. Used only for terminal site.
area_of_use_code: 1338
remarks:
Derived in 1998 at Assaluyeh (Taheri refinery) by Geoid for Total. Used for South Pars phases 2 and 3.


scope: Oil exploration.
area_of_use_code: 2325
remarks:
Derived through ties at 2 stations (Cerro Colorado and Chihuido Sur) to 4 IGS stations in February 1995


scope: Oil exploration.
area_of_use_code: 2392
remarks:
Parameter values adopted by Total are mean of those derived by Oceonics and Geoid through ties at platform AK1 to 4 IGS stations in March 1995.


scope: Oil exploration.
area_of_use_code: 2406
remarks:
Derived by Brown & Root in 1992 for Qatar General Petroleum Corporation North Field development. Adopted by QGPC for all offshore Qatar.


area_of_use_code: 3143
remarks:
Described by NIMA as Naparima to WGS 84. In Trinidad the source CRS is better known as Naparima 1955. EPSG has duplicated the tfm using the alternative source CRSs. See also tfm code 1307.

scope:
For military purposes only. Accuracy given by NIMA 15m in each axis. EPSG believes there is an 8-10m blunder in dX.


scope: Offshore oil exploration and production from June 1990.
area_of_use_code: 3180
remarks:
Derived at station Y in July 1990 through Transit single point positioning using 187 passes by Geodetic Survey Ltd. Replaces Malongo 1987 to WGS 84 (1) (trf code 1330).


scope: Oil exploration.
area_of_use_code: 1346
remarks:
Derived by Qatar Centre for GIS. See Qatar 1974 to WGS 84 (2) (code 1562) for transformation used by QGPC for offshore petroleum industry.


scope: Transformation accuracy about 4 metres.
area_of_use_code: 3285
remarks:
These parameter values are taken from NZGD49 to NZGD2000 (2) (code 1701) and assume that NZGD2000 and WGS 84 are coincident to within the accuracy of the transformation. For improved accuracy use NZGD49 to WGS 84 (4) (code 1670).


scope: Accuracy 0.5m
area_of_use_code: 1172
remarks:
Dutch sources also quote an equivalent transformation with parameter values dX=+593.032 dY=+26.000 dZ=+478.741m, rX rY rZ and dS as this tfm. These values belong to a different transformation method and cannot be used with the Coordinate Frame method.


scope: Oil exploration.
area_of_use_code: 2327
remarks:
Derived in 1995 by CGG for Al Furat Petroleum Company. Can be approximated using geocentric translations of dX=-174.3m, dY=+14.1m, dZ=+237.6m.


scope: Oil exploration.
area_of_use_code: 2315
remarks:
Derived in 1995 by WGC at first order stations Recreo and Mena via multi-day ties to 4 IGS stations. Residuals under 20cm.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1347
remarks:
Scale difference is given by information source as 0.999999. Given in this record in ppm to assist application usage. Very similar parameter values (to slightly less precision) used for BD72 to ETRS89: see code 1652.


scope: Oil industry offshore.
area_of_use_code: 2601
remarks:
Parameter values are taken from ED50 to ETRS89 (1), code 1588. Adopted for ED50 to WGS84 transformations offshore Norway north of 62N from April 2001 when it replaced code 1590. Included in Statens Kartverk programme wsktrans from v4.0.


scope: Approximation to 1 metre for oil industry use.
area_of_use_code: 2334
remarks:
Approximation to 1 metre of concatenated transformation ED50 to WGS 84 (14), code 8653. 8653 remains the transformation promulgated by Statens Kartverk but 1613 recommended by EPSG for practical oil industry usage.


scope: Accuracy +/- 15m in each axis.
area_of_use_code: 3306
remarks:
Determined at 8 stations. Info. source has the source CRS as Sierra Leone 1960. Sierra Leone 1968 is a readjustment of the 1960 network: coordinates changed by less than 3 metres.


scope: Topographic and engineering survey onshore.
area_of_use_code: 2349
remarks:
CARE! Erroneous GPS data was used in the derivation of these parameters. They produce a coordinate difference of 10m horizontally and 50m vertically compared to Timbalai 1948 to WGS 84 (2) (code 1592).


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1076
remarks:
Parameter values from MGI to ETRS89 (2) (code 1620). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1079
remarks:
Parameter values from S-JTSK to ETRS89 (1) (code 1622). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaced by S-JTSK to WGS 84 (5) (code 5239).


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1211
remarks:
Parameter values from S-JTSK to ETRS89 (2) (code 1624). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 3237
remarks:
Parameter values from ED50 to ETRS89 (4) (code 1626). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1105
remarks:
Parameter values from ED50 to ETRS89 (5) (code 1628). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1.5 metres.
area_of_use_code: 2335
remarks:
Parameter values from ED50 to ETRS89 (6) (code 1630). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1.5 metres.
area_of_use_code: 2336
remarks:
Parameter values from ED50 to ETRS89 (7) (code 1632). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1.5 metres.
area_of_use_code: 2337
remarks:
Parameter values from ED50 to ETRS89 (8) (code 1634). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 to 2 metres.
area_of_use_code: 3333
remarks:
Parameter values from KKJ to ETRS89 (1) (code 1638). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaced by KKJ to WGS 84 (2) (code 10099).


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1305
remarks:
Parameter values from TM75 to ETRS89 (2) (code 1953). Assumes each pair of (i) TM65 and TM75, and (ii) ETRS89 and WGS 84, can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1146
remarks:
Parameter values from Luxembourg 1930 to ETRS89 (1) (code 1642). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 3293
remarks:
Parameter values from Pulkovo 1942(58) to ETRS89 (1) (code 1644). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1090
remarks:
Parameter values taken from EST97 to ETRS89 (1) (code 1648). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 3 metres.
area_of_use_code: 1352
remarks:
Parameter values from NGO 1948 to ETRS89 (1) (code 1653). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 3 metres.
area_of_use_code: 1294
remarks:
Parameter values from Lisbon to ETRS89 (1) (code 1655). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaced by Lisbon to WGS 84 (4) (code 1988).


scope: For applications to an accuracy of 2 metres.
area_of_use_code: 1294
remarks:
Parameter values from Datum 73 to ETRS89 (1) (code 1657). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaced by Datum 73 to WGS 84 (4) (tfm code 1987).


scope: Accuracy: 4 metres
area_of_use_code: 2372
remarks:
Parameter values from Monte Mario to ETRS89 (1) (code 1659). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Accuracy: 4 metres
area_of_use_code: 2339
remarks:
Parameter values from Monte Mario to ETRS89 (2) (code 1661). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Accuracy: 4 metres
area_of_use_code: 2340
remarks:
Parameter values from Monte Mario to ETRS89 (3) (code 1663). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Recommended for mid-accuracy use in A.C.T. 1m accuracy.
area_of_use_code: 2283
remarks:
Parameter values from AGD66 to GDA94 (2) (code 1458). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Recommended for mid-accuracy use in NSW and Victoria. 1m accuracy.
area_of_use_code: 2286
remarks:
Parameter values from AGD66 to GDA94 (4) (code 1460). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Recommended for mid-accuracy use in Tasmania. 1m accuracy.
area_of_use_code: 1282
remarks:
Parameter values from AGD66 to GDA94 (8) (code 1594). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Recommended for mid-accuracy use in Northern Territory. 1m accuracy.
area_of_use_code: 2284
remarks:
Parameter values from AGD66 to GDA94 (9) (code 1595). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: 1m accuracy.
area_of_use_code: 2575
remarks:
Parameter values from AGD84 to GDA94 (2) (code 1280). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaces AGD84 to WGS 84 (2) (code 1236). Note: AGD84 officially adopted only in Qld, SA and WA.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1096
remarks:
Parameter values from RGF93 to ETRS89 (1) (code 1591) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1275
remarks:
Parameter values from Amersfoort to ETRS89 (1) (code 1751) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Replaces Amersfoort to WGS 84 (1) (code 1112). Replaced by Amersfoort to WGS 84 (3) (code 15934).


scope: For applications with an accuracy at 5 m level.
area_of_use_code: 2326
remarks:
Parameter values from DHDN to ETRS89 (1) (code 1309) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Replaced by DHDN to WGS 84 (2) (tfm code 1777).


scope: Residuals under 2 m.
area_of_use_code: 1343
remarks:
Parameter values from Pulkovo 1942(83) to ETRS89 (1) (code 1674) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1286
remarks:
Parameter values are from CH1903+ to CHTRF95 (1) (code 1509) assuming that CHTRF95 is equivalent to WGS 84. That transformation is also given as CH1903+ to ETRS89 (1) (code 1647). CHTRF95 is a realisation of ETRS89.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1119
remarks:
Parameter values taken from HD72 to ETRS89 (1) (code 1273) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Approximation at the +/- 1m level.
area_of_use_code: 3744
remarks:
Assumes that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. IRENET95 is a regional realisation of ETRS89.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1145
remarks:
Parameter values taken from Pulkovo 1942 to LKS94(ETRS89) (1) (code 1274) assuming that LKS94(ETRS89) is equivalent to WGS 84 within the accuracy of the transformation.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1225
remarks:
Parameter values from RT90 to ETRS89 (1) (code 1437) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Replaced by RT90 to WGS 84 (2) (code 1896) from 2001.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1340
remarks:
Parameter values taken from South Yemen to Yemen NGN96 (1) (code 1539) assuming that NGN96 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Residuals as high as 30 metres.
area_of_use_code: 3281
remarks:
Parameter values taken from Tete to Moznet (1) (code 1297) assuming that Moznet is equivalent to WGS 84 within the accuracy of the transformation.


scope: Residuals are generally under 1 metre.
area_of_use_code: 2350
remarks:
Parameter values taken from Tete to Moznet (2) (code 1298) assuming that Moznet is equivalent to WGS 84 within the accuracy of the transformation.


scope: Residuals are generally under 4 metres.
area_of_use_code: 2351
remarks:
Parameter values taken from Tete to Moznet (3) (code 1299) assuming that Moznet is equivalent to WGS 84 within the accuracy of the transformation.


scope: Residuals are generally under 3 metres.
area_of_use_code: 2352
remarks:
Parameter values taken from Tete to Moznet (4) (code 1300) assuming that Moznet is equivalent to WGS 84 within the accuracy of the transformation.


scope: Residuals are 5-10 metres.
area_of_use_code: 2353
remarks:
Parameter values taken from Tete to Moznet (5) (code 1301) assuming that Moznet is equivalent to WGS 84 within the accuracy of the transformation.


scope: ?
area_of_use_code: 1286
remarks:
Implemented in Bundesamt fÃ¼r Landestopographie programme GRANIT. Used from 1987 to 1997. Not recommended for current usage - replaced by CH1903 to WGS 84 (2) (code 1766).


scope: Oil exploration.
area_of_use_code: 2371
remarks:
Derived at 8 stations across the Niger delta. Used by Shell SPDC throughout southern Nigeria onshore, delta and shallow offshore from 1994 and by Total in OPL246. Sometimes given with parameter values to greater resolution; values here are adequate.


scope: Accuracy 1.5 metres.
area_of_use_code: 1286
remarks:
These parameters are derive from CH1903+ to ETRS89 (code 1647) and are used at lesser precision from CH1903 to WGS 84 as an approximation which is within the accuracy of the distortions in the CH1903 network. Replaces CH1903 to WGS 84 (1) (code 1753).


scope: For applications with an accuracy at 3 m level
area_of_use_code: 2326
remarks:
Parameter values from DHDN to ETRS89 (2) (code 1776) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Replaces DHDN to WGS 84 (1) (tfm code 1673).


scope: For applications to an accuracy of 2 metres.
area_of_use_code: 1237
remarks:
Parameter values from ED50 to ETRS89 (9) (code 1783). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1212
remarks:
Parameter values from MGI to ETRS89 (3) (code 1785). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1225
remarks:
Parameter values from RT90 to ETRS89 (1) (code 1787) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Supersedes RT90 to WGS 84 (1) (code 1680).


scope: Used by Elf since May 1995 for all offshore Congo operations.
area_of_use_code: 2574
remarks:
Derived by Geoid for Elf in May 1995 using GPS and IGS data by tying 4 geodetic points to ITRF93 epoch 1995.4.


scope: Oil industry operations by AIOC prior to 1997.
area_of_use_code: 1038
remarks:
Derived via WGS72 values taken from SOCAR Magnavox 1502 manual. Used by AIOC 1995-1997 then replaced by the AIOC97 values (tfm code 1808).
Do not confuse with AIOC95 vertical datum as used in southern Caspian Sea and at Sangachal terminal by AIOC.


scope: Oil industry operations.
area_of_use_code: 2593
remarks:
Mean of 3 stations in western Georgia, 4 stations in eastern Georgia and 4 stations in eastern Azerbaijan. Derived for use on AIOC early oil western export pipeline, but adopted for all AIOC work replacing the 1995 AIOC transformation (code 1807).


scope: Oil industry operations.
area_of_use_code: 2594
remarks:
Parameter values calculated by Elf Exploration and Production based on geodetic survey carried out by Azerbaijan State Committee for Geodesy and Cartography.


scope: Oil industry exploration and production operations.
area_of_use_code: 2595
remarks:
Derived via concatenation through WGS72. The ED50 to WGS72 step is the Sepplin 1974 value for all Europe.


scope: Oil industry operations.
area_of_use_code: 2599
remarks:
Derived at astro station central to concession. Significant and varying differences (>100m) at 4 neighbouring astro stations.


scope: Oil industry operations.
area_of_use_code: 3813
remarks:
Derived by Nortech at station L40 Minna using NNPC 1989 GPS network tied to 4 ADOS stations. Used by Conoco in OPLs 219-220 to cm precision and ExxonMobil in OPL 209 to dm precision..


scope: Oil industry operations.
area_of_use_code: 3814
remarks:
Derived by Elf Petroleum Nigeria in 1994 at 3 stations (M101 onshore, offshore platforms XSW06 and XSV39) and used in OMLs 99-102 and OPLs 222-223.


scope: Oil industry exploration and production.
area_of_use_code: 3815
remarks:
Used by Shell SNEPCO for OPLs 209-213 and 316. Derived during 1990 Niger Delta control survey at 4 stations (XSU27, 30 31 and 35).


scope: Oil industry exploration and production.
area_of_use_code: 3816
remarks:
Used by Shell SNEPCO for OPLs 217-223. Derived during 1990 Niger Delta control survey at 4 stations (XSU38, 41, 44 and 45).


scope: Approximation at the +/- 1m level assuming that ETRS89 is equivalent to WGS 84.
area_of_use_code: 1119
remarks:
Parameter values taken from HD72 to ETRS89 (1) (code 1829) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. OGP recommends use of newer MSZ 7222 equivalent (tfm code 1448) in preference to this transformation.


scope: Accuracy better than 1m in all three dimensions throughout Hungary.
area_of_use_code: 1119
remarks:
Derived at fundamental point Szolohegy and tested at 99 stations throughout Hungary. OGP recommends use of newer transformation (tfm code 1242) in preference to this transformation.


area_of_use_code: 1122
remarks:
Parameter values from ID74 to DGN95 (1) (code 15911) assuming that DGN95 is equivalent to WGS 84 within the accuracy of the transformation.

scope:
Standard deviations of translations are 1.3, 1.1 and 3.6m, of rotations 0.11, 0.06 and 0.04 sec and ppm 0.18.


scope: Parameter values are defined and therefore exact.
area_of_use_code: 1346
remarks:
Transformation defines QND95. May be approximated to 1m throughout Qatar by geocentric translation transformation with dX=-127.78098m, dY=-283.37477m, dZ=+21.24081m.


scope: Oil exploration.
area_of_use_code: 2780
remarks:
Derived by Racal Survey for SSB at 24 coastal stations (including Timbalai fundamental point and 6 other primary triangulation stations) between in Sabah (Kudat southwards) and Sarawak (Sibu northwards).


scope: Oil Exploration
area_of_use_code: 2785
remarks:
Used by Repsol in Murzuq field, and PetroCanada and previous licence holders in NC177 and 72 (En Naga field). Reliability of connection to ELD79 questionned.


scope: Oil Exploration
area_of_use_code: 2786
remarks:
Derived by Geoid in 2000 from ITRF connection by NAGECO for TotalFinaElf. For historic compatibility TFE use the 1994 tfm ELD79 to WGS 84 (3) (code 1861) rather than this transformation.


scope: Medium and small scale mapping.
area_of_use_code: 3845
remarks:
Derived by Brazilian Institute of Geography and Statistics (IBGE) in 1989. Used by ANP. (Note: for historic reasons associated with one-time web url, tfm version uses initials IGBE, not IBGE). Replaced by SAD69 to WGS 84 (15) (tfm code 5528).


scope: Geographic Information Systems.
area_of_use_code: 1225
remarks:
Parameter values taken from SWEREF to ETRS89 (1) (code 1878) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Accuracy 25m in each axis.
area_of_use_code: 2805
remarks:
Derived at 2 stations. As the source CRS was used for the border survey this transformation is probably also applicable to adjacent areas of Argentina.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1225
remarks:
Parameter values from RT90 to SWEREF99 (1) (code 1895) assuming that SWEREF99 is equivalent to WGS 84 within the accuracy of the transformation. Replaces RT90 to WGS 84 (1) (code 1680).


area_of_use_code: 1323
remarks:
Jointly derived by US NGS and Geodetic Survey of Canada as transformation to target CRS of ITRF96(1997.0) - see also tfm code 1946. In USA only replaces NAD83 to WGS 84 (2) (code 1900).

scope:
Geodesy. Accuracy with respect to CORS at stations adjusted to HARN network is better than 0.05-0.07m. For locations outside a HARN network (i.e. NAD83), accuracy may be only 1m but will usually be better than 0.5m.


scope: Accuracy +/- 10 metres.
area_of_use_code: 2816
remarks:
Also published in US NIMA/NGA TR8350.2 which gives accuracy of +/-25m in each axis and states that derived at one station.


scope: Accuracy +/- 10 metres.
area_of_use_code: 2814
remarks:
Withdrawn by information source and replaced by improved information from local authority - see tfm code 15902.


scope: For applications to an accuracy of 2 metres.
area_of_use_code: 1294
remarks:
Parameter values from Lisbon to ETRS89 (2) (code 1790). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1294
remarks:
Parameter values from Datum 73 to ETRS89 (2) (code 1792). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Geodesy.
area_of_use_code: 1061
remarks:
Jointly derived by US NGS and Geodetic Survey of Canada - see also code 1901. Strictly between NAD83(CSRS) and ITRF96(1997.0).


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1305
remarks:
Parameter values taken from TM65 to ETRS89 (2) (code 1953). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 2530
remarks:
Parameter values from TM75 to ETRS89 (2) (code 1953). Assumes each pair of (i) OSNI 1952 and TM75, and (ii) ETRS89 and WGS 84, can be considered the same to within the accuracy of the transformation.


scope: For military purposes only. Accuracy 3m in each axis.
area_of_use_code: 1305
remarks:
Derived at 7 stations. TM75 is based on the geodetic datum of 1965 which should not be confused with the mapping adjustment of 1965 (TM65).


area_of_use_code: 1139
scope:
LKS92 is a realisation of ETRS89 coincident to WGS84 within 1 metre. This transformation has an accuracy equal to the coincidence figure.


scope: Used by NAM for offshore operations.
area_of_use_code: 1630
remarks:
Parameter values taken from ED87 to WGS 84 (2) (tfm code 1960) assuming that ED87 is identical to ED50. Errors caused by this assumption can reach 3m.


scope: Accuracy +/- 10 metres.
area_of_use_code: 2822
remarks:
Withdrawn by information source and replaced by improved information from local authority - see tfm code 15903.


scope: Recommended transformation for Germany North Sea petroleum purposes.
area_of_use_code: 2879
remarks:
Approximation to better than 0.5m of transformation adopted in June 2003 (see ED50 to WGS 84 (35), code 1052). Acceptable to Landesbergamt for Lower Saxony and Bundesanstalt fÃ¼r Seeschifffahrt und Hydrographie.


scope: GIS and topographic survey.
area_of_use_code: 1119
remarks:
Horizontal coordinates of 66 points of the National Geodetic Network were used to compute this transformation.


scope: Accuracy 1m.
area_of_use_code: 1124
remarks:
Approximation at the +/- 1m level assuming that IGRS is equivalent to WGS 84 within the accuracy of the transformation.


scope: E&P operations in the Dutch sector of the North Sea.
area_of_use_code: 1630
remarks:
Parameter values from ED87 to WGS 84 (32) (tfm code 3905), assuming that ED87 is identical to ED50. Errors caused by this assumption can reach 3-5m. Used by NAM for offshore operations until mid 2004, then replaced by tfm code 1311.


scope: Scientific research.
area_of_use_code: 1297
remarks:
Parameter values taken from ED87 to ETRS89 (1) (tfm code 4078) assuming that ETRS89 is coincident with WGS 84 within the accuracy of the transformation. Used as a tfm between ED50 and WGS 84 - see code 3904.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1212
remarks:
Parameter values from MGI 1901 to ETRS89 (3) (code 3914). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1212
remarks:
Parameter values from MGI 1901 to Slovenia 1996 (1) (code 3916). Assumes Slovenia 1996 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 3234
remarks:
Parameter values from MGI 1901 to ETRS89 (2) (code 3963). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


remarks: Mandatory for SICAD use until 2005. Replaced by Chua to SIRGAS 2000 (tfm code 4069).
area_of_use_code: 3619
scope:
Used by governmental agencies in Distrito Federal until adoption of SIRGAS 2000 by Brazil in 2005. Legally mandated for Cartography System of Distrito Federal (SICAD) until 2005.


scope: Suitable for mapping at 1:25,000 scale and smaller.
area_of_use_code: 3241
remarks:
Parameter values from PSAD56 to SIRGAS 1995 (1) (code 3971). Assumes SIRGAS 1995 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: For military purposes. Accuracy 20m in each axis.
area_of_use_code: 1058
remarks:
Derived at 3 stations. From inspection of parameter values and geographic applicability of CRS, OGP believes that the published source CRS (Arc 1950) has been misidentified by information source. Analysis of TR8350.2 contour charts suggest Arc 1960.


scope: Accuracy 1m.
area_of_use_code: 3613
remarks:
Approximation at the +/- 1m level assuming that RGRDC 2005 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Accuracy 1.5m.
area_of_use_code: 3614
remarks:
Parameter values taken from Katanga 1955 to RGRDC 2005 (1) (code 4065) assuming that RGRDC 2005 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Accuracy +/- 1 metre.
area_of_use_code: 3534
remarks:
Approximation at the +/- 1m level assuming that ETRS89 is equivalent to WGS 84. SREF98 is a regional realisation of ETRS89.


scope: Accuracy +/- 1 metre.
area_of_use_code: 3340
remarks:
Parameter values taken from Cadastre 1997 to RGM04 (1) (transformation code 4478) assuming that RGM04 is coincident with WGS 84 within the accuracy of the transformation.


scope: Accuracy +/- 1 metre.
area_of_use_code: 2824
remarks:
Approximation at the +/- 1m level assuming that RRAF91 is equivalent to WGS 84 within the accuracy of the transformation.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1211
remarks:
Parameter values from S-JTSK to ETRS89 (4) (code 4827). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1275
remarks:
Parameter values from Amersfoort to ETRS89 (5) (tfm code 4830) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Replaces Amersfoort to WGS 84 (3) (code 15934).


scope: Cartography System of Distrito Federal (SICAD)
area_of_use_code: 3619
remarks:
Parameter values from Chua to SIRGAS 2000 (1) (tfm code 4069) assuming that within the tfm accuracy SIRGAS 2000 is equivalent to WGS 84.


scope: Accuracy +/- 1 metre.
area_of_use_code: 3124
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from Tahiti 79 to RGPF (1) (tfm code 15756).


area_of_use_code: 3670
scope:
PTRA08 and WGS 84 are realisations of ITRS coincident to within 1 metre. This transformation has an accuracy equal to the coincidence figure.


scope: Accuracy 1 metre.
area_of_use_code: 1198
remarks:
Derived through concatenation of Pulkovo 1995 to PZ-90.02 to WGS 84. Replaces Pulkovo 1995 to WGS 84 (1), tfm code 1281.


scope: Accuracy 3 metres.
area_of_use_code: 1198
remarks:
Derived through concatenation of Pulkovo 1942 to PZ-90.02 to WGS 84. Replaces Pulkovo 1942 to WGS 84 (17) (code 1267).


scope: Oil exploration.
area_of_use_code: 3700
remarks:
Parameters from Aratu to SIRGAS 2000 (1) (tfm code 5050) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area. Replaces tfm codes 15711 and 15734.


scope: Oil exploration.
area_of_use_code: 2963
remarks:
Parameters from Aratu to SIRGAS 2000 (2) (tfm code 5052) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area. Replaces tfm codes 15710 and 15754.


scope: Oil exploration.
area_of_use_code: 2964
remarks:
Parameters from Aratu to SIRGAS 2000 (3) (tfm code 5054) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area. Replaces tfms 15712 and 15754.


scope: Oil exploration.
area_of_use_code: 3699
remarks:
Parameters from Aratu to SIRGAS 2000 (4) (tfm code 5056) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area.


scope: Oil exploration.
area_of_use_code: 3692
remarks:
Parameters from Aratu to SIRGAS 2000 (5) (tfm code 5058) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area.


scope: Oil exploration.
area_of_use_code: 3693
remarks:
Parameters from Aratu to SIRGAS 2000 (6) (tfm code 5060) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area. Replaces tfms 1550-1552.


scope: Oil exploration.
area_of_use_code: 3696
remarks:
Parameters from Aratu to SIRGAS 2000 (7) (tfm code 5062) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area.


scope: Oil exploration.
area_of_use_code: 3697
remarks:
Parameters from Aratu to SIRGAS 2000 (8) (tfm code 5064) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation.Petrobras preferred parameters for all purposes in the area.


scope: Oil exploration.
area_of_use_code: 3698
remarks:
Parameters from Aratu to SIRGAS 2000 (9) (tfm code 5066) assuming that SIRGAS 2000 and WGS 84 are equal within the accuracy of the transformation. Petrobras preferred parameters for all purposes in the area.


scope: Accuracy 1m.
area_of_use_code: 3625
remarks:
Parameter values from Karbala 1979 to IGRS (1) (tfm code 5077) assuming that IGRS is equivalent to WGS 84 within the accuracy of the transformation. Replaces Karbala 1979 to WGS 84 (1) (tfm code 15872).


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1079
remarks:
Parameter values from S-JTSK/05 to ETRS89 (1) (code 5226). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaces tfm code 1622.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1079
remarks:
Parameter values from S-JTSK/05 to WGS 84 (1) (code 5227). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaces tfm code 1622.


scope: Oil exploration.
area_of_use_code: 1055
remarks:
Parameter values taken from Timbalai 1948 to GDBD2009 (1) (code 5248) assuming that GDBD2009 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Topographic mapping.
area_of_use_code: 3232
remarks:
Rotations in original source given in radians are equivalent to Rx = 2.35", Ry = -0.06", Rz = 6.39".


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1146
remarks:
Parameter values from Luxembourg 1930 to ETRS89 (3) (code 5485) assuming ETRS89 and WGS 84 are coincident within the one metre level. Replaces tfm code 1643. For an equivalent transformation using the Molodensky-Badekas method see code 5484.


scope: Accuracy +/- 1 metre.
area_of_use_code: 2824
remarks:
Approximation at the +/- 1m level assuming that RGAF09 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Approximation at the 2-10m level.
area_of_use_code: 1187
remarks:
Exact in 1994 but due to significant and variable tectonic activity in PNG, in 2011 PNG94 and WGS 84 differ generally by 2m but in areas of significant tectonic activity differences can exceed 9m.


scope: For applications with an accuracy of 1m.
area_of_use_code: 1162
remarks:
Parameter values from MOLDREF99 to ETRS89 (1) (code 5584). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Oil exploration.
area_of_use_code: 1339
remarks:
Parameter values provided to EOG by Trinidad Ministry of Energy and Energy Industries. Used by EOG offshore Trinidad (including Pelican, Kiskadee and Ibis fields) since 1996.


scope: Oil exploration.
area_of_use_code: 2962
remarks:
Used by ExxonMobil for block BMS1. See WGS 84 (13) (tfm code 5051) which Petrobras now recommends for the area.


scope: Oil exploration.
area_of_use_code: 2963
remarks:
Used by ExxonMobil for block BC10. Derived from earlier Shell position vector tfm of dX = -181m, dY = +294m, dZ = -144.5m, rX = rY = 0, rZ = +0.554s, dS = +0.219 ppm. See Aratu to WGS 84 (14) (tfm code 5053) which Petrobras now recommends for the area.


scope: Oil exploration.
area_of_use_code: 2964
remarks:
Used by ExxonMobil for block BMES1. See Aratu to WGS 84 (15) (tfm code 5055) which Petrobras now recommends for the area.


scope: Oil exploration.
area_of_use_code: 2965
remarks:
Used by ExxonMobil for block BP1. Also used by BG as part of a concatenated tfm to SAD69 for offshore regional studies. See WGS 84 (13) (tfm code 5051) for transformation Petrobras now recommends for the area.


scope: Oil exploration.
area_of_use_code: 2966
remarks:
Used by ExxonMobil for offshore regional studies. See Aratu to WGS 84 (13) through (21) (tfm codes 5051-67 [odd numbers only]) which Petrobras now recommends for various areas.


scope: For applications to an accuracy of 1 to 2 metres.
area_of_use_code: 3333
remarks:
Parameter values from KKJ to ETRS89 (2) (code 10098). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaces KKJ to WGS 84 (1) (code 1639).


scope: Surveying, mapping and civil engineering purposes. Accuracy on main islands 9m.
area_of_use_code: 1129
remarks:
Parameter values from Tokyo to JGD2000 (1) (code 15483). Assumes JGD2000 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Oil exploration.
area_of_use_code: 3589
remarks:
Derived by Fugro-Geodetic in 2004 at 6 closely-spaced stations. Used by OMV in all blocks in Pakistan where operator.


scope: Oil industry.
area_of_use_code: 1505
remarks:
Derived via WGS 72BE. Found in use within oil industry erroneously concatenated via WGS 72. See tfm code 8571.


remarks: Developed by John E Chance and Associates at 19Â°44'N, 92Â°21'W. Geoid height used =-13.34m.
area_of_use_code: 3462
scope:
Oil exploration and production. Horizontal transformation accuracy (1 sigma) is considered to be at the +/- 5 meter level.


scope: Oil exploration.
area_of_use_code: 2984
remarks:
Derived at station S0001, an approximate offset to Survey of India primary station Kat Baman, in 1992 from 180 single point Transit passes observed in 1991 by Fugro-Geodetic for UTP.


scope: Oil industry exploration.
area_of_use_code: 3819
remarks:
Derived via WGS 72(BE). Minna to WGS 72(BE) transformation derived in 1981 for Mobil E&P Nigeria (MEPCON) by Geodetic Survey through Transit translocation at six stations in southern Nigeria. Used by MEPCON in blocks OPL 215 and 221.


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3082
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (1) (tfm code 15714).


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3083
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (2) (tfm code 15716).


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3084
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (3) (tfm code 15718).


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3085
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (4) (tfm code 15720).


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3086
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (5) (tfm code 15722).


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3087
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (6) (tfm code 15724).


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3088
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (7) (tfm code 15726).


scope: Accuracy about 1 part in 10^5 of distance between points, depending on relative tectonic motion.
area_of_use_code: 3089
remarks:
Approximation at the +/- 1m level assuming that MAGNA-SIRGAS is equivalent to WGS 84. Parameter values taken from Bogota 1975 to MAGNA-SIRGAS (8) (tfm code 15728).


area_of_use_code: 1070
scope:
MAGNA-SIRGAS is a realisation of WGS 84 coincident to within 1 metre. This transformation has an accuracy equal to the coincidence figure.


scope: Oil exploration. Accuracy 0.5m.
area_of_use_code: 2329
remarks:
Derived 2005 at 5 triangulation stations and using (EGM96 geoid model +1.15m). Used by Total/DEZPC for Jafra and Mazraa seismic surveys. Can be approximated using geocentric translations of dX=-190.6m, dY=+8.8m, dZ=+239.6m.


scope: For applications to an accuracy of 0.5 metre.
area_of_use_code: 1044
remarks:
Parameter values from BD72 to ETRS89 (2) (code 15748). Scale difference is given by information source as 1.0000012747. Given in this record in ppm to assist application usage.


scope: Oil exploration.
area_of_use_code: 2307
remarks:
Mean for 3 basins. See Aratu to WGS 84 (10) through (12) (codes 15710-12) for transformations for individual basins. Replaced by Aratu to WGS 84 (13) through (15) (tfm codes 5051, 5053 and 5055) which Petrobras now recommends for the areas.


scope: Oil industry exploration and production. Accuracy 0.5m.
area_of_use_code: 3113
remarks:
Derived in 1995 at unspecified DMA ADOS stations and Racal stations M101 and ZVS3003. Used by Elf in onshore Block OML 58.


scope: Accuracy +/- 1 metre.
area_of_use_code: 3125
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from Moorea 87 to RGPF (1) (tfm code 15757).


scope: Accuracy +/- 1 metre.
area_of_use_code: 2812
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from Tahaa 54 to RGPF (1) (tfm code 15758).


scope: Accuracy +/- 1 metre.
area_of_use_code: 3126
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from Maupiti 83 to RGPF (1) (tfm code 15759).


scope: Accuracy +/- 2 metres.
area_of_use_code: 3133
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from Fatu Iva 72 to RGPF (1) (tfm code 15760).


scope: Accuracy +/- 1 metre.
area_of_use_code: 3131
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from IGN63 Hiva Oa to RGPF (1) (tfm code 15761).


scope: Accuracy +/- 2 metres.
area_of_use_code: 3132
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from IGN63 Hiva Oa to RGPF (2) (tfm code 15762).


scope: Accuracy +/- 1 metre.
area_of_use_code: 2810
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from IGN72 Nuku Hiva to RGPF (1) (tfm code 15763).


scope: Accuracy +/- 2 metres.
area_of_use_code: 3127
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from IGN72 Nuku Hiva to RGPF (2) (tfm code 15764).


scope: Accuracy +/- 1 metre.
area_of_use_code: 3128
remarks:
Approximation at the +/- 1m level assuming that RGPF is equivalent to WGS 84. Parameter values taken from IGN72 Nuku Hiva to RGPF (2) (tfm code 15765).


scope: Oil exploration.
area_of_use_code: 1041
remarks:
Derived at origin station in Dhaka. Source information given to 3 decimal places but rounded by OGP to be commensurate with stated accuracy.


scope: Accuracy 5 metres.
area_of_use_code: 2819
remarks:
Withdrawn by information source and replaced by improved information from local authority - see tfm code 15901.


scope: 5m accuracy.
area_of_use_code: 2575
remarks:
Parameter values from AGD66 to GDA94 (1) (code 1278). Derived at 162 stations. Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: 5m accuracy.
area_of_use_code: 2575
remarks:
Parameter values from AGD84 to GDA94 (1) (code 1279). Derived at 327 stations. Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the tfm. AGD84 officially adopted only in Queensland, South Australia and Western Australia.


scope: Oil industry exploration and production between September 1987 and April 1989.
area_of_use_code: 3179
remarks:
Derived via WGS 72BE by Geodetic for Chevron in 1987 by single point Transit translocation at 1 station (Malongo Y). Replaced in 1989 by Malongo 1987 to WGS 84 (1) (code 1330).


scope: For military purposes only. Accuracy 25m in each axis.
area_of_use_code: 3181
remarks:
Derived at 1 satellite station. Same transformation parameter values related to same datum area given in original 1987 DMA TR8350.2 edition for Sorol Atoll.


scope: Military and topographic mapping. Accuracy +/- 25m in each axis.
area_of_use_code: 3201
remarks:
Derived at 2 satellite stations. Note: NGA online html files carry a different dZ value - OGP believe this is an erroneous transcription from the TR8350.2 line above.


scope: Military and topographic mapping. Accuracy +/- 25m in each axis.
area_of_use_code: 3202
remarks:
Derived at 1 satellite station. Information source states "provided for historical purposes only. These parameter [values] should not be used". Replaced by Midway 1961 to WGS 84 (2) (tfm code 15818).


scope: Accuracy +/- 0.5 metre (to original definition of WGS 84 - see remarks).
area_of_use_code: 1098
remarks:
Transformation is to original definition of WGS 84. It is consistent with later WGS 84 realisations G730, G873 and G1150 to no better than 1m.


scope: Geodetic surveying within the oil industry. Accuracy 25 m.
area_of_use_code: 1265
remarks:
Transformation parameter precision given to millimetres in information source but due to accuracy rounded to nearest decimetre for EPSG database.


scope: Used for oil exploration by GUPCO.
area_of_use_code: 2341
remarks:
Sometime referred to as "Egypt 1907 to WGS 84". However, application to WGS 84 coordinates of the reverse of this tfm results in Gulf of Suez S-650 TL, not Egypt 1907, position. Gulf of Suez S-650 TL and Egypt 1907 CRSs differ by some 20 metres.


scope: Oil exploration.
area_of_use_code: 2771
remarks:
Used by Elf / CGG between December 1991 and March 1992. Probably derived from results of concatenated tfm Beduaram to WGS 84 (1) (code 8634).


scope: Minerals management. Accuracy 1m.
area_of_use_code: 1157
remarks:
Mauritania 1999 can be considered to be the same as WGS 84 within the accuracy of this transformation.


scope: Accuracy 4.5 metres.
area_of_use_code: 2423
remarks:
Derived via PZ-90 at 30 stations throughout USSR (Former Soviet Union, FSU) through concatenation of Pulkovo 1942 to PZ-90 (1) (tfm code 15844) and PZ-90 to WGS 84 (1) (tfm code 15843).


scope: For applications with an accuracy at 2m level
area_of_use_code: 1343
remarks:
Parameter values taken from RD/83 to ETRS89 (1) (tfm code 15868) assuming that within the accuracy of the transformation ETRS89 is equivalent to WGS 84 and RD/83 is equivalent to DHDN.


scope: Oil exploration.
area_of_use_code: 1124
remarks:
Derived by concatenation of parameter values published by IGN Paris from Nahrwan 1967 to WGS 72 at the Nahrwan SE Base trig station near Baghdad with DMA WGS 72 to WGS 84 parameter values.


scope: Oil exploration.
area_of_use_code: 3397
remarks:
Derived from shifts in UTM rectangular coordinates for one point in Basra area provided by Iraq National Oil Exploration Company. Replaced by Karbala 1979 to WGS 84 (2) (tfm code 5078).


scope: Oil exploration.
area_of_use_code: 2555
remarks:
Derived at Manoca tower assuming the pyramid on the tower and the centre of the tower reservoir are co-located. This assumption carries a few metres uncertainty.


scope: Oil exploration and production. Accuracy 5m.
area_of_use_code: 3402
remarks:
Derived at 11 stations throughout blocks 317b, 319b, 321b and 322b. Network based on station P4 (horizontal) and benchmark RN51 (vertical) using EGM96 geoid height. Used by Statoil in Hassi Mouina.


scope: tbc
area_of_use_code: 1094
remarks:
Approximation at the +/- 2m level assuming that Fiji 1986 is equivalent to WGS 72. Parameter values taken from WGS 72 to WGS 84 (1) (tfm code 1237).


scope: Horizontal accuracy 2m, vertical accuracy approximately 40 metres..
area_of_use_code: 3398
remarks:
Suitable for GIS mapping purposes but not rigorous surveying. Very similar results may be obtained through Fiji 1986 to WGS 84 (1) (tfm code 15876).


scope: For applications with an accuracy of +/-50m.
area_of_use_code: 3401
remarks:
Parameter values taken from Viti Levu 1912 to WGS 84 (1) (tfm code 15897). Approximation at the +/- 50m level assuming that CRS 4748 is equivalent to CRS 4752 within the transformation accuracy. Source CRSs 4748 and 4752 are independent but connected.


scope: For applications with an accuracy of +/- 1m.
area_of_use_code: 1107
remarks:
Approximation at the +/- 1m level assuming that GR96 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Accuracy better than +/- 1 metre.
area_of_use_code: 2813
remarks:
Parameter values taken from ST87 Ouvea to RGNC91-93 (1) ( code 15885) assuming that RGNC91-93 is equivalent to WGS 84 to within the accuracy of the transformation.


scope: Accuracy 2 metres.
area_of_use_code: 2819
remarks:
Parameter values taken from IGN53 Mare to RGNC91-93 (1) ( code 15884) assuming that RGNC91-93 is equivalent to WGS 84 to within the accuracy of the transformation.


scope: Accuracy 1 metre.
area_of_use_code: 2814
remarks:
Parameter values taken from IGN56 Lifou to RGNC91-93 (1) ( code 15883) assuming that RGNC91-93 is equivalent to WGS 84 to within the accuracy of the transformation.


scope: Accuracy +/- 2 metres.
area_of_use_code: 2822
remarks:
Parameter values taken from IGN72 Grande Terre to RGNC91-93 (1) ( code 15882) assuming that RGNC91-93 is equivalent to WGS 84 to within the accuracy of the transformation.


scope: Accuracy 1 metre.
area_of_use_code: 2823
remarks:
Parameter values taken from NEA74 Noumea to RGNC91-93 (1) ( code 15886) assuming that RGNC91-93 is equivalent to WGS 84 to within the accuracy of the transformation.


scope: Accuracy 1 metre.
area_of_use_code: 1122
remarks:
Approximation at the +/- 1m level assuming that DGN95 is equivalent to WGS 84 within the accuracy of the transformation.


scope: Geophysical exploration in South China Sea.
area_of_use_code: 3470
remarks:
Derived via WGS 72BE. Original transformation derived by GSI in 1980-81. The GSI memo incorrectly gave the parameters as from WGS 72 to Beijing 1954, but it has been determined by the OGP that the memo should have stated from Beijing 1954 to WGS 72BE.


scope: For applications requiring 1m accuracy.
area_of_use_code: 3342
remarks:
Derived at 4 stations, tested at a further 9. Also used as tfm to JAD69 to JAD2001 (see code 15926).
Note: Info source paper contains an error in sign of dS, subsequently confirmed by primary author and NLA of Jamaica, and corrected in this record.


scope: For applications to an accuracy of 0.5 metre.
area_of_use_code: 1347
remarks:
Parameter values from BD72 to ETRS89 (2) (code 15928). Scale difference is given by information source as -1.0000012747. Given in this record in ppm to assist application usage.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1511
remarks:
Approximation at the +/- 1m level assuming that NAD83(NSRS2007) is equivalent to WGS 84 within the accuracy of the transformation.


scope: Approximation at the +/- 1m level.
area_of_use_code: 1275
remarks:
Parameter values from Amersfoort to ETRS89 (3) (tfm code 15739) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation. Replaces Amersfoort to WGS 84 (2) (code 1672). Replaced by Amersfoort to WGS 84 (4) (tfm code 4833).


scope: Oil exploration.
area_of_use_code: 3509
remarks:
Parameter values adopted by Total are mean of those derived by Oceonics and Geoid through ties at station TC58 to 4 IGS stations in March 1995.


scope: Oil exploration and production.
area_of_use_code: 3530
remarks:
Used by DPC for Al Fateh field. Applying this transformation gives same result as Nahrwan 1967 to WGS 84 (8) (code 15938).


scope: Hydrography and minerals management offshore Portugal.
area_of_use_code: 3537
remarks:
Developed by the Portuguese Hydrographic Institute and used by the Directorate of Energy and Geology.


scope: Accuracy +/- 1 metre.
area_of_use_code: 1076
remarks:
Approximation at the +/- 1m level assuming that ETRS89 is equivalent to WGS 84. HTRS96 is a regional realisation of ETRS89.


scope: Accuracy +/- 1 metre.
area_of_use_code: 3221
remarks:
Parameter values from Bermuda 1957 to BDA2000 (1) (code 15969). Assumes BDA2000 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: 5m accuracy.
area_of_use_code: 3285
remarks:
These parameter values are taken from NZGD49 to NZGD2000 (1) (code 1566) and assume that NZGD2000 and WGS 84 are coincident to within the accuracy of the tfm. For better accuracy use NZGD49 to WGS 84 (2) (code 1564) or NZGD49 to WGS 84 (3) (code 1670).


scope: 3m accuracy.
area_of_use_code: 3559
remarks:
Parameter values from AGD66 to GDA94 (12) (code 15979). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation. Use only offshore: onshore tfms 1665-68 for ACT, NSW/Vic, Tas and NT respectively are more accurate.


scope: For applications to an accuracy of 1 metre.
area_of_use_code: 1212
remarks:
Parameter values from MGI to Slovenia 1996 (1) (code 15981). Assumes Slovenia 1996 and WGS 84 can be considered the same to within the accuracy of the transformation.


scope: Accuracy of 1.5 to 3 metres horizontal, 3 to 5m vertical.
area_of_use_code: 1197
remarks:
Parameter values taken from Pulkovo 1942(58) to ETRS89 (4) (code 15994) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation.


p1: BETA2007.gsb
scope: For applications requiring an accuracy of better than 1 metre.
area_of_use_code: 3339
remarks:
Developed for ATKIS (Amtliches Topographisch-Kartographisches Informationssystem [Official Topographic and Cartographic Information System]). Provides a uniform transformation across the whole country. May be used as tfm to WGS84 - see tfm code 15949.


p1: BETA2007.gsb
scope: For applications requiring an accuracy of better than 1 metre.
area_of_use_code: 3339
remarks:
These parameter values are taken from DHDN to ETRS89 (8) (code 15948) as ETRS89 may be considered equivalent to WGS 84 within the accuracy of the transformation.


p1: BETA2007.gsb
scope: For applications requiring an accuracy of better than 1 metre.
area_of_use_code: 2545
remarks:
These parameter values are taken from DHDN to ETRS89 (8) (code 15948) as RD/83 and ETRS89 may be considered equivalent to DHDN and WGS 84 respectively within the accuracy of the transformation.


p1: BETA2007.gsb
scope: For applications requiring an accuracy of better than 1 metre.
area_of_use_code: 2544
remarks:
These parameter values are taken from DHDN to ETRS89 (8) (code 15948) as PD/83 and ETRS89 may be considered equivalent to DHDN and WGS 84 respectively within the accuracy of the transformation.


