{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"CompoundCRS","name":"RGF93 CC44 zone 3 et NGF-IGN 1969","components":[{"type":"ProjectedCRS","name":"RGF93 CC44 zone 3","base_crs":{"type":"GeographicCRS","name":"RGF93 geographiques (dms)","datum":{"type":"GeodeticReferenceFrame","name":"Reseau Geodesique Francais 1993 v1","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"}]},"id":{"authority":"IGNF","code":"RGF93G"}},"conversion":{"name":"CC44 (CONIQUE CONFORME ZONE 3)","method":{"name":"Lambert Conic Conformal (2SP)","id":{"authority":"EPSG","code":9802}},"parameters":[{"name":"Latitude of false origin","value":44,"unit":"degree","id":{"authority":"EPSG","code":8821}},{"name":"Longitude of false origin","value":3,"unit":"degree","id":{"authority":"EPSG","code":8822}},{"name":"Latitude of 1st standard parallel","value":43.25,"unit":"degree","id":{"authority":"EPSG","code":8823}},{"name":"Latitude of 2nd standard parallel","value":44.75,"unit":"degree","id":{"authority":"EPSG","code":8824}},{"name":"Easting at false origin","value":1700000,"unit":"metre","id":{"authority":"EPSG","code":8826}},{"name":"Northing at false origin","value":3200000,"unit":"metre","id":{"authority":"EPSG","code":8827}}]},"coordinate_system":{"subtype":"Cartesian","axis":[{"name":"Easting","abbreviation":"X","direction":"east","unit":"metre"},{"name":"Northing","abbreviation":"Y","direction":"north","unit":"metre"}]}},{"type":"VerticalCRS","name":"NGF-IGN 1969","datum":{"type":"VerticalReferenceFrame","name":"NGF-IGN 1969"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Gravity-related height","abbreviation":"H","direction":"up","unit":"metre"}]}}],"scope":"LOCALE A CARACTERE LEGAL","area":"FRANCE CONTINENTALE (CORSE EXCLUE) - CC44 (CONIQUE CONFORME ZONE 3)","bbox":{"south_latitude":43,"west_longitude":-5.5,"north_latitude":45,"east_longitude":8.5},"id":{"authority":"IGNF","code":"RGF93CC44.IGN69"}}