{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"ProjectedCRS","name":"SAD69(96) / UTM zone 20S","base_crs":{"type":"GeographicCRS","name":"SAD69(96)","datum":{"type":"GeodeticReferenceFrame","name":"South American Datum 1969(96)","ellipsoid":{"name":"GRS 1967 Modified","semi_major_axis":6378160,"inverse_flattening":298.25}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"},{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"}]},"id":{"authority":"EPSG","code":5527},"remarks":"Uses GRS 1967 ellipsoid with 1/f to exactly 2 decimal places. Replaces SAD69 original adjustment (CRS code 4618) only in Brazil."},"conversion":{"name":"UTM zone 20S","method":{"name":"Transverse Mercator","id":{"authority":"EPSG","code":9807}},"parameters":[{"name":"Latitude of natural origin","value":0,"unit":"degree","id":{"authority":"EPSG","code":8801}},{"name":"Longitude of natural origin","value":-63,"unit":"degree","id":{"authority":"EPSG","code":8802}},{"name":"Scale factor at natural origin","value":0.9996,"unit":"unity","id":{"authority":"EPSG","code":8805}},{"name":"False easting","value":500000,"unit":"metre","id":{"authority":"EPSG","code":8806}},{"name":"False northing","value":10000000,"unit":"metre","id":{"authority":"EPSG","code":8807}}]},"coordinate_system":{"subtype":"Cartesian","axis":[{"name":"Easting","abbreviation":"E","direction":"east","unit":"metre"},{"name":"Northing","abbreviation":"N","direction":"north","unit":"metre"}]},"scope":"Engineering survey, topographic mapping.","area":"Brazil - between 66°W and 60°W, northern and southern hemispheres.","bbox":{"south_latitude":-16.28,"west_longitude":-66,"north_latitude":5.28,"east_longitude":-59.99},"id":{"authority":"EPSG","code":5877}}