COMPOUNDCRS["Combani UTM Sud fuseau 38 et SHOM 1953 (MAYOTTE)", PROJCRS["Combani UTM Sud fuseau 38", BASEGEOGCRS["Combani triangulation IGN 1950 geographiques (dms)", DATUM["Combani 1950", ELLIPSOID["International 1924",6378388,297, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["IGNF","MAYO50G"]], CONVERSION["UTM SUD FUSEAU 38", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",0, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",45, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.9996, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",500000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",10000000, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["easting (X)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["northing (Y)",north, ORDER[2], LENGTHUNIT["metre",1]]], VERTCRS["SHOM 1953 (MAYOTTE)", VDATUM["SHOM 1953 (MAYOTTE)"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]]], USAGE[ SCOPE["LOCALE, HISTORIQUE"], AREA["ILE DE MAYOTTE"], BBOX[-13.05,44.95,-12.5,45.4]], ID["IGNF","MAYO50UTM38S.MAYO53"]]