{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"Arc 1950","datum":{"type":"GeodeticReferenceFrame","name":"Arc 1950","ellipsoid":{"name":"Clarke 1880 (Arc)","semi_major_axis":6378249.145,"inverse_flattening":293.4663077}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"},{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"}]},"scope":"Geodesy.","area":"Botswana; Malawi; Zambia; Zimbabwe.","bbox":{"south_latitude":-26.88,"west_longitude":19.99,"north_latitude":-8.19,"east_longitude":35.93},"id":{"authority":"EPSG","code":4209}}