Geodetic CRS: ITRF92
Datum: International Terrestrial Reference Frame 1992
Ellipsoid: GRS 1980
Prime meridian: Greenwich
Data source: EPSG
Information source: International Earth Rotation Service (IERS) Technical Note 18.
Revision date: 2019-05-17
Scope: Geodesy.
Remarks: Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Note: info source gives translation rates in mm/year.
Method: Time-dependent Position Vector tfm (geocentric)
Area of use: World.
Description: (0,)
Definition: JavaScript (Proj4js)
proj4.defs("EPSG:9024","+proj=helmert +x=-0.002 +y=-0.007 +z=-0.007 +rx=-0.00039 +ry=0.0008 +rz=-0.00096 +s=0.0012 +dx=-0.0029 +dy=0.0004 +dz=0.0008 +drx=-0.00011 +dry=-0.00019 +drz=5e-05 +ds=0 +t_epoch=1988 +convention=position_vector");
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json", "type": "Transformation", "name": "ITRF92 to ITRF93 (1)", "source_crs": { "type": "GeodeticCRS", "name": "ITRF92", "datum": { "type": "DynamicGeodeticReferenceFrame", "name": "International Terrestrial Reference Frame 1992", "frame_reference_epoch": 1988, "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Geocentric X", "abbreviation": "X", "direction": "geocentricX", "unit": "metre" }, { "name": "Geocentric Y", "abbreviation": "Y", "direction": "geocentricY", "unit": "metre" }, { "name": "Geocentric Z", "abbreviation": "Z", "direction": "geocentricZ", "unit": "metre" } ] }, "id": { "authority": "EPSG", "code": 4914 } }, "target_crs": { "type": "GeodeticCRS", "name": "ITRF93", "datum": { "type": "DynamicGeodeticReferenceFrame", "name": "International Terrestrial Reference Frame 1993", "frame_reference_epoch": 1993, "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Geocentric X", "abbreviation": "X", "direction": "geocentricX", "unit": "metre" }, { "name": "Geocentric Y", "abbreviation": "Y", "direction": "geocentricY", "unit": "metre" }, { "name": "Geocentric Z", "abbreviation": "Z", "direction": "geocentricZ", "unit": "metre" } ] }, "id": { "authority": "EPSG", "code": 4915 } }, "method": { "name": "Time-dependent Position Vector tfm (geocentric)", "id": { "authority": "EPSG", "code": 1053 } }, "parameters": [ { "name": "X-axis translation", "value": -0.2, "unit": { "type": "LinearUnit", "name": "centimetre", "conversion_factor": 0.01 }, "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": -0.7, "unit": { "type": "LinearUnit", "name": "centimetre", "conversion_factor": 0.01 }, "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": -0.7, "unit": { "type": "LinearUnit", "name": "centimetre", "conversion_factor": 0.01 }, "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": -0.39, "unit": { "type": "AngularUnit", "name": "milliarc-second", "conversion_factor": 4.84813681109536e-09 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": 0.8, "unit": { "type": "AngularUnit", "name": "milliarc-second", "conversion_factor": 4.84813681109536e-09 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": -0.96, "unit": { "type": "AngularUnit", "name": "milliarc-second", "conversion_factor": 4.84813681109536e-09 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 1.2, "unit": { "type": "ScaleUnit", "name": "parts per billion", "conversion_factor": 1e-09 }, "id": { "authority": "EPSG", "code": 8611 } }, { "name": "Rate of change of X-axis translation", "value": -0.29, "unit": { "type": "LinearUnit", "name": "centimetres per year", "conversion_factor": 3.16887651727315e-10 }, "id": { "authority": "EPSG", "code": 1040 } }, { "name": "Rate of change of Y-axis translation", "value": 0.04, "unit": { "type": "LinearUnit", "name": "centimetres per year", "conversion_factor": 3.16887651727315e-10 }, "id": { "authority": "EPSG", "code": 1041 } }, { "name": "Rate of change of Z-axis translation", "value": 0.08, "unit": { "type": "LinearUnit", "name": "centimetres per year", "conversion_factor": 3.16887651727315e-10 }, "id": { "authority": "EPSG", "code": 1042 } }, { "name": "Rate of change of X-axis rotation", "value": -0.11, "unit": { "type": "AngularUnit", "name": "milliarc-seconds per year", "conversion_factor": 1.53631468932076e-16 }, "id": { "authority": "EPSG", "code": 1043 } }, { "name": "Rate of change of Y-axis rotation", "value": -0.19, "unit": { "type": "AngularUnit", "name": "milliarc-seconds per year", "conversion_factor": 1.53631468932076e-16 }, "id": { "authority": "EPSG", "code": 1044 } }, { "name": "Rate of change of Z-axis rotation", "value": 0.05, "unit": { "type": "AngularUnit", "name": "milliarc-seconds per year", "conversion_factor": 1.53631468932076e-16 }, "id": { "authority": "EPSG", "code": 1045 } }, { "name": "Rate of change of Scale difference", "value": 0, "unit": { "type": "ScaleUnit", "name": "parts per billion per year", "conversion_factor": 3.16887651727315e-17 }, "id": { "authority": "EPSG", "code": 1046 } }, { "name": "Parameter reference epoch", "value": 1988, "unit": { "type": "TimeUnit", "name": "year", "conversion_factor": 31556925.445 }, "id": { "authority": "EPSG", "code": 1047 } } ], "accuracy": "0.003", "scope": "Geodesy.", "area": "World.", "bbox": { "south_latitude": -90, "west_longitude": -180, "north_latitude": 90, "east_longitude": 180 }, "id": { "authority": "EPSG", "code": 9024 }, "remarks": "Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Note: info source gives translation rates in mm/year." }
Definition: MapServer - MAPfile
PROJECTION "proj=helmert" "x=-0.002" "y=-0.007" "z=-0.007" "rx=-0.00039" "ry=0.0008" "rz=-0.00096" "s=0.0012" "dx=-0.0029" "dy=0.0004" "dz=0.0008" "drx=-0.00011" "dry=-0.00019" "drz=5e-05" "ds=0" "t_epoch=1988" "convention=position_vector" END
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=helmert +x=-0.002 +y=-0.007 +z=-0.007 +rx=-0.00039 +ry=0.0008 +rz=-0.00096 +s=0.0012 +dx=-0.0029 +dy=0.0004 +dz=0.0008 +drx=-0.00011 +dry=-0.00019 +drz=5e-05 +ds=0 +t_epoch=1988 +convention=position_vector"> <Layer srs="+proj=helmert +x=-0.002 +y=-0.007 +z=-0.007 +rx=-0.00039 +ry=0.0008 +rz=-0.00096 +s=0.0012 +dx=-0.0029 +dy=0.0004 +dz=0.0008 +drx=-0.00011 +dry=-0.00019 +drz=5e-05 +ds=0 +t_epoch=1988 +convention=position_vector"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 9024, 'EPSG', 9024, '+proj=helmert +x=-0.002 +y=-0.007 +z=-0.007 +rx=-0.00039 +ry=0.0008 +rz=-0.00096 +s=0.0012 +dx=-0.0029 +dy=0.0004 +dz=0.0008 +drx=-0.00011 +dry=-0.00019 +drz=5e-05 +ds=0 +t_epoch=1988 +convention=position_vector', 'None');
Definition: OGC WKT 2 (2019)
COORDINATEOPERATION["ITRF92 to ITRF93 (1)",VERSION["IERS-Wld"],SOURCECRS[GEODCRS["ITRF92",DYNAMIC[FRAMEEPOCH[1988]],DATUM["International Terrestrial Reference Frame 1992",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",4914]]],TARGETCRS[GEODCRS["ITRF93",DYNAMIC[FRAMEEPOCH[1993]],DATUM["International Terrestrial Reference Frame 1993",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",4915]]],METHOD["Time-dependent Position Vector tfm (geocentric)",ID["EPSG",1053]],PARAMETER["X-axis translation",-0.2,LENGTHUNIT["centimetre",0.01],ID["EPSG",8605]],PARAMETER["Y-axis translation",-0.7,LENGTHUNIT["centimetre",0.01],ID["EPSG",8606]],PARAMETER["Z-axis translation",-0.7,LENGTHUNIT["centimetre",0.01],ID["EPSG",8607]],PARAMETER["X-axis rotation",-0.39,ANGLEUNIT["milliarc-second",4.84813681109536E-09],ID["EPSG",8608]],PARAMETER["Y-axis rotation",0.8,ANGLEUNIT["milliarc-second",4.84813681109536E-09],ID["EPSG",8609]],PARAMETER["Z-axis rotation",-0.96,ANGLEUNIT["milliarc-second",4.84813681109536E-09],ID["EPSG",8610]],PARAMETER["Scale difference",1.2,SCALEUNIT["parts per billion",1E-09],ID["EPSG",8611]],PARAMETER["Rate of change of X-axis translation",-0.29,LENGTHUNIT["centimetres per year",3.16887651727315E-10],ID["EPSG",1040]],PARAMETER["Rate of change of Y-axis translation",0.04,LENGTHUNIT["centimetres per year",3.16887651727315E-10],ID["EPSG",1041]],PARAMETER["Rate of change of Z-axis translation",0.08,LENGTHUNIT["centimetres per year",3.16887651727315E-10],ID["EPSG",1042]],PARAMETER["Rate of change of X-axis rotation",-0.11,ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],ID["EPSG",1043]],PARAMETER["Rate of change of Y-axis rotation",-0.19,ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],ID["EPSG",1044]],PARAMETER["Rate of change of Z-axis rotation",0.05,ANGLEUNIT["milliarc-seconds per year",1.53631468932076E-16],ID["EPSG",1045]],PARAMETER["Rate of change of Scale difference",0,SCALEUNIT["parts per billion per year",3.16887651727315E-17],ID["EPSG",1046]],PARAMETER["Parameter reference epoch",1988,TIMEUNIT["year",31556925.445],ID["EPSG",1047]],OPERATIONACCURACY[0.003],USAGE[SCOPE["Geodesy."],AREA["World."],BBOX[-90,-180,90,180]],ID["EPSG",9024],REMARK["Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Note: info source gives translation rates in mm/year."]]