World Geodetic System 1984 (Transit)
EPSG
International Earth Rotation Service (IERS). http://itrf.ensg.ign.fr
2023-01-12
Definition: OGC Well Known Text 2 (2019)
COORDINATEOPERATION["WGS 84 (Transit) to ITRF90 (1)", VERSION["IERS-Wld"], SOURCECRS[ GEODCRS["WGS 84 (Transit)", DYNAMIC[ FRAMEEPOCH[1984]], DATUM["World Geodetic System 1984 (Transit)", ELLIPSOID["WGS 84",6378137,298.257223563, 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",7815]]], TARGETCRS[ GEODCRS["ITRF90", DYNAMIC[ FRAMEEPOCH[1988]], DATUM["International Terrestrial Reference Frame 1990", 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",4912]]], METHOD["Position Vector transformation (geocentric domain)", ID["EPSG",1033]], PARAMETER["X-axis translation",-0.06, LENGTHUNIT["metre",1], ID["EPSG",8605]], PARAMETER["Y-axis translation",0.517, LENGTHUNIT["metre",1], ID["EPSG",8606]], PARAMETER["Z-axis translation",0.223, LENGTHUNIT["metre",1], ID["EPSG",8607]], PARAMETER["X-axis rotation",-0.0183, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8608]], PARAMETER["Y-axis rotation",0.0003, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8609]], PARAMETER["Z-axis rotation",-0.007, ANGLEUNIT["arc-second",4.84813681109536E-06], ID["EPSG",8610]], PARAMETER["Scale difference",0.011, SCALEUNIT["parts per million",1E-06], ID["EPSG",8611]], OPERATIONACCURACY[1.0], USAGE[ SCOPE["Geodesy."], AREA["World."], BBOX[-90,-180,90,180]], ID["EPSG",9145]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Transformation", "name": "WGS 84 (Transit) to ITRF90 (1)", "source_crs": { "type": "GeodeticCRS", "name": "WGS 84 (Transit)", "datum": { "type": "DynamicGeodeticReferenceFrame", "name": "World Geodetic System 1984 (Transit)", "frame_reference_epoch": 1984, "ellipsoid": { "name": "WGS 84", "semi_major_axis": 6378137, "inverse_flattening": 298.257223563 } }, "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": 7815 } }, "target_crs": { "type": "GeodeticCRS", "name": "ITRF90", "datum": { "type": "DynamicGeodeticReferenceFrame", "name": "International Terrestrial Reference Frame 1990", "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": 4912 } }, "method": { "name": "Position Vector transformation (geocentric domain)", "id": { "authority": "EPSG", "code": 1033 } }, "parameters": [ { "name": "X-axis translation", "value": -0.06, "unit": "metre", "id": { "authority": "EPSG", "code": 8605 } }, { "name": "Y-axis translation", "value": 0.517, "unit": "metre", "id": { "authority": "EPSG", "code": 8606 } }, { "name": "Z-axis translation", "value": 0.223, "unit": "metre", "id": { "authority": "EPSG", "code": 8607 } }, { "name": "X-axis rotation", "value": -0.0183, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8608 } }, { "name": "Y-axis rotation", "value": 0.0003, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8609 } }, { "name": "Z-axis rotation", "value": -0.007, "unit": { "type": "AngularUnit", "name": "arc-second", "conversion_factor": 4.84813681109536e-06 }, "id": { "authority": "EPSG", "code": 8610 } }, { "name": "Scale difference", "value": 0.011, "unit": { "type": "ScaleUnit", "name": "parts per million", "conversion_factor": 1e-06 }, "id": { "authority": "EPSG", "code": 8611 } } ], "accuracy": "1.0", "scope": "Geodesy.", "area": "World.", "bbox": { "south_latitude": -90, "west_longitude": -180, "north_latitude": 90, "east_longitude": 180 }, "id": { "authority": "EPSG", "code": 9145 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=helmert +x=-0.06 +y=0.517 +z=0.223 +rx=-0.0183 +ry=0.0003 +rz=-0.007 +s=0.011 +convention=position_vector"> <Layer srs="+proj=helmert +x=-0.06 +y=0.517 +z=0.223 +rx=-0.0183 +ry=0.0003 +rz=-0.007 +s=0.011 +convention=position_vector"> </Layer> </Map>