Ellipsoid: Krassowsky 1940
Prime meridian: Greenwich
Data source: EPSG
Information source: National Geographic Department
Revision date: 2008-06-24
Definition: OGC Well Known Text
DATUM["Vientiane_1982", SPHEROID["Krassowsky 1940",6378245,298.3, AUTHORITY["EPSG","7024"]], AUTHORITY["EPSG","6676"]]
Definition: OGC Well Known Text 2 (2019)
DATUM["Vientiane 1982", ELLIPSOID["Krassowsky 1940",6378245,298.3, LENGTHUNIT["metre",1]], ID["EPSG",6676]]
Definition: ESRI Well Known Text
DATUM["D_Vientiane_1982", SPHEROID["Krasovsky_1940",6378245.0,298.3]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Vientiane 1982", "ellipsoid": { "name": "Krassowsky 1940", "semi_major_axis": 6378245, "inverse_flattening": 298.3 }, "scope": "Topographic mapping.", "area": "Laos.", "bbox": { "south_latitude": 13.92, "west_longitude": 100.09, "north_latitude": 22.5, "east_longitude": 107.64 }, "id": { "authority": "EPSG", "code": 6676 } }