{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"Bogota 1975","datum":{"type":"GeodeticReferenceFrame","name":"Bogota 1975","ellipsoid":{"name":"International 1924","semi_major_axis":6378388,"inverse_flattening":297}},"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":"Colombia - mainland and offshore Caribbean.","bbox":{"south_latitude":-4.23,"west_longitude":-79.1,"north_latitude":13.68,"east_longitude":-66.87},"id":{"authority":"EPSG","code":4218},"remarks":"Replaces earlier 3 adjustments of 1951, 1944 and 1941. Replaced by MAGNA-SIRGAS (CRS code 4685)."}