VERT_CS["WGS_1984_(G2139)_height",
    VERT_DATUM["WGS_1984_(G2139)",2002,
        AUTHORITY["ESRI","from_geogdatum_EPSG_1309"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Ellipsoidal height",UP],
    AUTHORITY["ESRI","115885"]]