PROJCS["SAD69 / UTM zone 21S", GEOGCS["SAD69", DATUM["South_American_Datum_1969", SPHEROID["GRS 1967 Modified",6378160,298.25, AUTHORITY["EPSG","7050"]], AUTHORITY["EPSG","6618"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4618"]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",0], PARAMETER["central_meridian",-57], PARAMETER["scale_factor",0.9996], PARAMETER["false_easting",500000], PARAMETER["false_northing",10000000], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["EPSG","29191"]]