{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"RGNC 1991","datum":{"type":"GeodeticReferenceFrame","name":"Reseau Geodesique Nouvelle Caledonie 1991","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"},{"name":"Ellipsoidal height","abbreviation":"h","direction":"up","unit":"metre"}]},"scope":"Geodesy.","area":"New Caledonia - onshore and offshore. Isle de Pins, Loyalty Islands, Huon Islands, Belep archipelago, Chesterfield Islands, and Walpole.","bbox":{"south_latitude":-26.45,"west_longitude":156.25,"north_latitude":-14.83,"east_longitude":174.28},"id":{"authority":"EPSG","code":4969},"remarks":"Supersedes older local 2D systems IGN56 Lifou, IGN72 Grande Terre, ST87 Ouvea, IGN53 Mare, ST84 Ile des Pins, ST71 Belep and NEA74 Noumea (CRS codes 4633, 4635, 4650-53 and 4662)."}