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Unit: metre
Data source: EPSG
Information source: Parametry Zemli 1990 Reference Document, Military Topgraphic Department (VTU) of the General Staff of Armed Forces of the Russian Federation.
Revision date: 2016-01-25
Definition: OGC Well Known Text
SPHEROID["GSK-2011",6378136.5,298.2564151, AUTHORITY["EPSG","1025"]]
Definition: OGC Well Known Text 2 (2019)
ELLIPSOID["GSK-2011",6378136.5,298.2564151, LENGTHUNIT["metre",1], ID["EPSG",1025]]
Definition: ESRI Well Known Text
SPHEROID["GSK-2011",6378136.5,298.2564151]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Ellipsoid", "name": "GSK-2011", "semi_major_axis": 6378136.5, "inverse_flattening": 298.2564151, "id": { "authority": "EPSG", "code": 1025 } }
Definition: GeoServer
1025-ellipsoid=SPHEROID["GSK-2011",6378136.5,298.2564151,AUTHORITY["EPSG","1025"]]