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Geodetic CRS: ITRF91
Datum: International Terrestrial Reference Frame 1991
Ellipsoid: GRS 1980
Prime meridian: Greenwich
Data source: EPSG
Information source: EUREF Technical Note 1: Relationship and Transformation between the International and European Terrestrial Reference Systems, November 16, 2017.
Revision date: 2018-02-10
Scope: Geodesy.
Remarks: Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m.
Method: Time-dependent Position Vector tfm (geocentric)
Description: (0,)
Definition: JavaScript (Proj4js)
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proj4.defs("EPSG:8417","+proj=helmert +x=-0.0274 +y=-0.0155 +z=0.0768 +rx=0.001785 +ry=0.011151 +rz=-0.01643 +s=-0.00449 +dx=-0.0001 +dy=0.0005 +dz=0.0033 +drx=8.5e-05 +dry=0.000531 +drz=-0.00079 +ds=-0.00012 +t_epoch=2010 +convention=position_vector");
Definition: JSON
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Andorra; Austria; Belgium; Bosnia and Herzegovina; Bulgaria; Croatia; Cyprus; Czechia; Denmark; Estonia; Faroe Islands; Finland; France; Germany; Gibraltar; Greece; Hungary; Ireland; Italy; Kosovo; Latvia; Liechtenstein; Lithuania; Luxembourg; Malta; Moldova; Monaco; Montenegro; Netherlands; North Macedonia; Norway including Svalbard and Jan Mayen; Poland; Portugal; Romania; San Marino; Serbia; Slovakia; Slovenia; Spain; Sweden; Switzerland; United Kingdom (UK) including Channel Islands and Isle of Man; Vatican City State.", "bbox": { "south_latitude": 32.88, "west_longitude": -16.1, "north_latitude": 84.73, "east_longitude": 40.18 }, "id": { "authority": "EPSG", "code": 8417 }, "remarks": "Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m." }
Definition: MapServer - MAPfile
PROJECTION "proj=helmert" "x=-0.0274" "y=-0.0155" "z=0.0768" "rx=0.001785" "ry=0.011151" "rz=-0.01643" "s=-0.00449" "dx=-0.0001" "dy=0.0005" "dz=0.0033" "drx=8.5e-05" "dry=0.000531" "drz=-0.00079" "ds=-0.00012" "t_epoch=2010" "convention=position_vector" END
Definition: Mapnik
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Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 8417, 'EPSG', 8417, '+proj=helmert +x=-0.0274 +y=-0.0155 +z=0.0768 +rx=0.001785 +ry=0.011151 +rz=-0.01643 +s=-0.00449 +dx=-0.0001 +dy=0.0005 +dz=0.0033 +drx=8.5e-05 +dry=0.000531 +drz=-0.00079 +ds=-0.00012 +t_epoch=2010 +convention=position_vector', 'None');
Definition: OGC WKT 2 (2019)
COORDINATEOPERATION["ITRF91 to ETRF2014 (1)",VERSION["EUREF-Eur 2014"],SOURCECRS[GEODCRS["ITRF91",DYNAMIC[FRAMEEPOCH[1988]],DATUM["International Terrestrial Reference Frame 1991",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],CS[Cartesian,3],AXIS["(X)",geocentricX,ORDER[1],LENGTHUNIT["metre",1]],AXIS["(Y)",geocentricY,ORDER[2],LENGTHUNIT["metre",1]],AXIS["(Z)",geocentricZ,ORDER[3],LENGTHUNIT["metre",1]],ID["EPSG",4913]]],TARGETCRS[GEODCRS["ITRF2014",DYNAMIC[FRAMEEPOCH[2010]],DATUM["International Terrestrial Reference Frame 2014",ELLIPSOID["GRS 1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],CS[Cartesian,3],AXIS["(X)",geocentricX,ORDER[1],LENGTHUNIT["metre",1]],AXIS["(Y)",geocentricY,ORDER[2],LENGTHUNIT["metre",1]],AXIS["(Z)",geocentricZ,ORDER[3],LENGTHUNIT["metre",1]],ID["EPSG",7789]]],METHOD["Time-dependent Position Vector tfm (geocentric)",ID["EPSG",1053]],PARAMETER["X-axis translation",-27.4,LENGTHUNIT["millimetre",0.001],ID["EPSG",8605]],PARAMETER["Y-axis translation",-15.5,LENGTHUNIT["millimetre",0.001],ID["EPSG",8606]],PARAMETER["Z-axis translation",76.8,LENGTHUNIT["millimetre",0.001],ID["EPSG",8607]],PARAMETER["X-axis rotation",1.785,ANGLEUNIT["milliarc-second",4.84813681109536E-09],ID["EPSG",8608]],PARAMETER["Y-axis rotation",11.151,ANGLEUNIT["milliarc-second",4.84813681109536E-09],ID["EPSG",8609]],PARAMETER["Z-axis rotation",-16.43,ANGLEUNIT["milliarc-second",4.84813681109536E-09],ID["EPSG",8610]],PARAMETER["Scale difference",-4.49,SCALEUNIT["parts per billion",1E-09],ID["EPSG",8611]],PARAMETER["Rate of change of X-axis translation",-0.1,LENGTHUNIT["millimetres per year",3.16887651727315E-11],ID["EPSG",1040]],PARAMETER["Rate of change of Y-axis translation",0.5,LENGTHUNIT["millimetres per year",3.16887651727315E-11],ID["EPSG",1041]],PARAMETER["Rate of change of Z-axis translation",3.3,LENGTHUNIT["millimetres per year",3.16887651727315E-11],ID["EPSG",1042]],PARAMETER["Rate of change of X-axis rotation",0.085,ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],ID["EPSG",1043]],PARAMETER["Rate of change of Y-axis rotation",0.531,ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],ID["EPSG",1044]],PARAMETER["Rate of change of Z-axis rotation",-0.79,ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],ID["EPSG",1045]],PARAMETER["Rate of change of Scale difference",-0.12,SCALEUNIT["parts per billion per year",3.16887651727315E-17],ID["EPSG",1046]],PARAMETER["Parameter reference epoch",2010,TIMEUNIT["year",31556925.445],ID["EPSG",1047]],OPERATIONACCURACY[0.0],USAGE[SCOPE["Geodesy."],AREA["Europe - onshore and offshore: Albania; Andorra; Austria; Belgium; Bosnia and Herzegovina; Bulgaria; Croatia; Cyprus; Czechia; Denmark; Estonia; Faroe Islands; Finland; France; Germany; Gibraltar; Greece; Hungary; Ireland; Italy; Kosovo; Latvia; Liechtenstein; Lithuania; Luxembourg; Malta; Moldova; Monaco; Montenegro; Netherlands; North Macedonia; Norway including Svalbard and Jan Mayen; Poland; Portugal; Romania; San Marino; Serbia; Slovakia; Slovenia; Spain; Sweden; Switzerland; United Kingdom (UK) including Channel Islands and Isle of Man; Vatican City State."],BBOX[32.88,-16.1,84.73,40.18]],ID["EPSG",8417],REMARK["Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m."]]
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