Ellipsoid: PZ-90
Prime meridian: Greenwich
Data source: EPSG
Information source: Geodeziya i Katografiya, 1993, and "Parametry Zemli Reference Document", Military Topgraphic Department (VTU) of the General Staff of Armed Forces of the Russian Federation.
Revision date: 2020-08-31
Scope: Geodesy. Navigation and positioning using Glonass satellite system.
Remarks: Replaced by PZ-90.02 from 2007-09-20.
Area of use: World.
Definition: OGC Well Known Text
DATUM["Parametry_Zemli_1990", SPHEROID["PZ-90",6378136,298.257839303, AUTHORITY["EPSG","7054"]], AUTHORITY["EPSG","6740"]]
Definition: OGC Well Known Text 2 (2019)
DYNAMIC[ FRAMEEPOCH[1990]], DATUM["Parametry Zemli 1990", ELLIPSOID["PZ-90",6378136,298.257839303, LENGTHUNIT["metre",1]], ID["EPSG",6740]]
Definition: ESRI Well Known Text
DATUM["D_Parametrop_Zemp_1990", SPHEROID["PZ_1990",6378136.0,298.257839303]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "DynamicGeodeticReferenceFrame", "name": "Parametry Zemli 1990", "frame_reference_epoch": 1990, "ellipsoid": { "name": "PZ-90", "semi_major_axis": 6378136, "inverse_flattening": 298.257839303 }, "scope": "Geodesy. Navigation and positioning using Glonass satellite system.", "area": "World.", "bbox": { "south_latitude": -90, "west_longitude": -180, "north_latitude": 90, "east_longitude": 180 }, "id": { "authority": "EPSG", "code": 6740 } }