GEOGCS["Chatham Islands 1979", DATUM["Chatham_Islands_Datum_1979", SPHEROID["International 1924",6378388,297], TOWGS84[174.05,-25.49,112.57,0,0,-0.554,0.2263]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4673"]]