{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"Vientiane 1982","datum":{"type":"GeodeticReferenceFrame","name":"Vientiane 1982","ellipsoid":{"name":"Krassowsky 1940","semi_major_axis":6378245,"inverse_flattening":298.3}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"},{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"}]},"scope":"Topographic mapping (medium and small scale).","area":"Laos.","bbox":{"south_latitude":13.92,"west_longitude":100.09,"north_latitude":22.5,"east_longitude":107.64},"id":{"authority":"EPSG","code":4676},"remarks":"Replaced by Lao 1993 and then by Lao 1997. Vientiane 1982 coordinate values are within 3m of Lao 1997 values."}