PROJCS["Bogota 1975 / Colombia East Central zone",GEOGCS["Bogota 1975",DATUM["Bogota_1975",SPHEROID["International 1924",6378388,297],TOWGS84[307.871,305.803,-311.992,-4.216368E-05,-2.030416E-05,-6.209624E-05,2.181655]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4218"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",4.59904722222222],PARAMETER["central_meridian",-71.0809166666667],PARAMETER["scale_factor",1],PARAMETER["false_easting",1000000],PARAMETER["false_northing",1000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","21893"]]