{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"Samboja","datum":{"type":"GeodeticReferenceFrame","name":"Samboja","ellipsoid":{"name":"Bessel 1841","semi_major_axis":6377397.155,"inverse_flattening":299.1528128}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":{"type":"AngularUnit","name":"degree minute second hemisphere","conversion_factor":0.0174532925199433}},{"name":"Geodetic longitude","abbreviation":"Long","direction":"east","unit":{"type":"AngularUnit","name":"degree minute second hemisphere","conversion_factor":0.0174532925199433}}]},"scope":"Geodesy.","area":"Indonesia - east Kalimantan - Mahakam delta coastal and offshore shelf areas.","bbox":{"south_latitude":-1.24,"west_longitude":116.72,"north_latitude":0,"east_longitude":117.99},"id":{"authority":"EPSG","code":4125}}