{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"Earth (2015) / Ographic","datum":{"type":"GeodeticReferenceFrame","name":"Earth (2015)","anchor":"Greenwich: 0.0","ellipsoid":{"name":"Earth (2015)","semi_major_axis":6378136.6,"semi_minor_axis":6356751.9},"prime_meridian":{"name":"Reference Meridian","longitude":0}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"},{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"}]},"id":{"authority":"IAU","code":39901,"version":2015},"remarks":"Source of IAU Coordinate systems: https://doi.org/10.1007/s10569-017-9805-5"}