VERT_CS["POSGAR",
    VERT_DATUM["D_POSGAR",2002,
        AUTHORITY["ESRI","from_geogdatum_EPSG_6172"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Ellipsoidal height",UP],
    AUTHORITY["ESRI","115768"]]