Ellipsoid: GRS 1980
Prime meridian: Greenwich
Data source: EPSG
Information source: International Earth Rotation Service (IERS) Technical Note No. 15, October 1993. Also IGN Paris http://lareg.ensg.ign.fr/ITRF
Revision date: 2020-08-31
Scope: Geodesy.
Remarks: Realization of the IERS Terrestrial Reference System (ITRS) from October 1993. Replaces ITRF91 (code 6650). Replaced by ITRF93 (code 6652).
Area of use: World.
Definition: OGC Well Known Text
DATUM["International_Terrestrial_Reference_Frame_1992", SPHEROID["GRS 1980",6378137,298.257222101, AUTHORITY["EPSG","7019"]], AUTHORITY["EPSG","6651"]]
Definition: OGC Well Known Text 2 (2019)
DYNAMIC[ FRAMEEPOCH[1988]], DATUM["International Terrestrial Reference Frame 1992", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]], ID["EPSG",6651]]
Definition: ESRI Well Known Text
DATUM["D_ITRF_1992", SPHEROID["GRS_1980",6378137.0,298.257222101]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "DynamicGeodeticReferenceFrame", "name": "International Terrestrial Reference Frame 1992", "frame_reference_epoch": 1988, "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 }, "scope": "Geodesy.", "area": "World.", "bbox": { "south_latitude": -90, "west_longitude": -180, "north_latitude": 90, "east_longitude": 180 }, "id": { "authority": "EPSG", "code": 6651 } }