COMPOUNDCRS["RGF93 CC50 zone 9 et NGF-IGN 1969",
    PROJCRS["RGF93 CC50 zone 9",
        BASEGEOGCRS["RGF93 geographiques (dms)",
            DATUM["Reseau Geodesique Francais 1993 v1",
                ELLIPSOID["GRS 1980",6378137,298.257222101,
                    LENGTHUNIT["metre",1]]],
            PRIMEM["Greenwich",0,
                ANGLEUNIT["degree",0.0174532925199433]],
            ID["IGNF","RGF93G"]],
        CONVERSION["CC50 (CONIQUE CONFORME ZONE 9)",
            METHOD["Lambert Conic Conformal (2SP)",
                ID["EPSG",9802]],
            PARAMETER["Latitude of false origin",50,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8821]],
            PARAMETER["Longitude of false origin",3,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8822]],
            PARAMETER["Latitude of 1st standard parallel",49.25,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8823]],
            PARAMETER["Latitude of 2nd standard parallel",50.75,
                ANGLEUNIT["degree",0.0174532925199433],
                ID["EPSG",8824]],
            PARAMETER["Easting at false origin",1700000,
                LENGTHUNIT["metre",1],
                ID["EPSG",8826]],
            PARAMETER["Northing at false origin",9200000,
                LENGTHUNIT["metre",1],
                ID["EPSG",8827]]],
        CS[Cartesian,2],
            AXIS["easting (X)",east,
                ORDER[1],
                LENGTHUNIT["metre",1]],
            AXIS["northing (Y)",north,
                ORDER[2],
                LENGTHUNIT["metre",1]]],
    VERTCRS["NGF-IGN 1969",
        VDATUM["NGF-IGN 1969"],
        CS[vertical,1],
            AXIS["gravity-related height (H)",up,
                LENGTHUNIT["metre",1]]],
    USAGE[
        SCOPE["LOCALE A CARACTERE LEGAL"],
        AREA["FRANCE CONTINENTALE (CORSE EXCLUE) - CC50 (CONIQUE CONFORME ZONE 9)"],
        BBOX[49,-5.5,51,8.5]],
    ID["IGNF","RGF93CC50.IGN69"]]