COMPD_CS["RGF93 CC50 zone 9 et NGF-IGN 1969",PROJCS["RGF93 CC50 zone 9",GEOGCS["RGF93 geographiques (dms)",DATUM["Reseau_Geodesique_Francais_1993_v1",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6171"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["IGNF","RGF93G"]],PROJECTION["Lambert_Conformal_Conic_2SP"],PARAMETER["latitude_of_origin",50],PARAMETER["central_meridian",3],PARAMETER["standard_parallel_1",49.25],PARAMETER["standard_parallel_2",50.75],PARAMETER["false_easting",1700000],PARAMETER["false_northing",9200000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["IGNF","RGF93CC50"]],VERT_CS["NGF-IGN 1969",VERT_DATUM["NGF-IGN 1969",2005,AUTHORITY["IGNF","REA003"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["IGNF","IGN69"]],AUTHORITY["IGNF","RGF93CC50.IGN69"]]