COMPD_CS["RGM04 geographiques (dd) et SHOM 1953 (MAYOTTE)",GEOGCS["RGM04 geographiques (dd)",DATUM["Reseau_Geodesique_de_Mayotte_2004",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1036"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["IGNF","RGM04GDD"]],VERT_CS["SHOM 1953 (MAYOTTE)",VERT_DATUM["SHOM 1953 (MAYOTTE)",2005,AUTHORITY["IGNF","REA038"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["IGNF","MAYO53"]],AUTHORITY["IGNF","RGM04GDD.MAYO53"]]