GEOGCS["Mhast 1951",
    DATUM["Missao_Hidrografico_Angola_y_Sao_Tome_1951",
        SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465,
            AUTHORITY["EPSG","7012"]],
        AUTHORITY["EPSG","6703"]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.01745329251994328,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4703"]]