GEOGCS["Unknown datum based upon the Everest 1830 (1962 Definition) ellipsoid (deprecated)", DATUM["Not_specified_based_on_Everest_1830_1962_Definition_ellipsoid", SPHEROID["Everest 1830 (1962 Definition)",6377301.243,300.8017255, AUTHORITY["EPSG","7044"]], AUTHORITY["EPSG","6044"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4044"]]