{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"ProjectedCRS","name":"TWD67 / TM2 zone 121","base_crs":{"type":"GeographicCRS","name":"TWD67","datum":{"type":"GeodeticReferenceFrame","name":"Taiwan Datum 1967","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":3821},"remarks":"Shares the same origin point with the earlier Hu Tzu Shan system (CRS code 4236) but away from this point coordinates differ. Do not confuse!"},"conversion":{"name":"Taiwan 2-degree TM zone 121","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":121,"unit":"degree","id":{"authority":"EPSG","code":8802}},{"name":"Scale factor at natural origin","value":0.9999,"unit":"unity","id":{"authority":"EPSG","code":8805}},{"name":"False easting","value":250000,"unit":"metre","id":{"authority":"EPSG","code":8806}},{"name":"False northing","value":0,"unit":"metre","id":{"authority":"EPSG","code":8807}}]},"coordinate_system":{"subtype":"Cartesian","axis":[{"name":"Easting","abbreviation":"X","direction":"east","unit":"metre"},{"name":"Northing","abbreviation":"Y","direction":"north","unit":"metre"}]},"scope":"Cadastre, engineering survey, topographic mapping.","area":"Taiwan, Republic of China - onshore - Taiwan Island.","bbox":{"south_latitude":21.87,"west_longitude":119.99,"north_latitude":25.34,"east_longitude":122.06},"id":{"authority":"EPSG","code":3828}}