{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"CompoundCRS","name":"RGNC15 (lon-lat) + NGNC08 height","components":[{"type":"GeographicCRS","name":"RGNC15 (lon-lat)","datum":{"type":"GeodeticReferenceFrame","name":"Reseau Geodesique de Nouvelle Caledonie 2015","ellipsoid":{"name":"GRS 1980","semi_major_axis":6378137,"inverse_flattening":298.257222101}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"},{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"}]},"remarks":"Replaces RGNC91-93 (lon-lat) (CRS code 10307). See CRS code 10310 for system with axes in sequence lat-lon to be used for air, land and sea navigation and safety of life purposes."},{"type":"VerticalCRS","name":"NGNC08 height","datum":{"type":"VerticalReferenceFrame","name":"Nivellement General de Nouvelle Caledonie 2008"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Gravity-related height","abbreviation":"H","direction":"up","unit":"metre"}]}}],"scope":"Spatial referencing.","area":"New Caledonia - Belep, Grande Terre, Ile des Pins, Loyalty Islands (Lifou, Mare, Ouvea).","bbox":{"south_latitude":-22.73,"west_longitude":163.54,"north_latitude":-19.5,"east_longitude":168.19},"id":{"authority":"EPSG","code":10318}}