GEOGCS["Unknown datum based upon the Everest (1830 Definition) ellipsoid (deprecated)",DATUM["Not_specified_based_on_Everest_1830_Definition_ellipsoid",SPHEROID["Everest (1830 Definition)",6377299.36559538,300.801725543355,AUTHORITY["EPSG","7042"]],AUTHORITY["EPSG","6042"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4042"]]