Ellipsoid: GRS 1980
Prime meridian: Greenwich
Data source: EPSG
Information source: International Earth Rotation and Reference Systems Service (IERS) https://www.iers.org/ and ITRF web site https://itrf.ign.fr
Revision date: 2025-01-21
Scope: Geodesy.
Remarks: Realization of the IERS Terrestrial Reference System (ITRS). Replaces ITRF2014 (datum code 1165) from April 2022. Replaced by ITRF2020-u2023 (datum code 1399) from December 2024.
Area of use: World.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "DynamicGeodeticReferenceFrame", "name": "International Terrestrial Reference Frame 2020", "frame_reference_epoch": 2015, "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": 1322 } }