{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeographicCRS","name":"Old Hawaiian","datum":{"type":"GeodeticReferenceFrame","name":"Old Hawaiian","ellipsoid":{"name":"Clarke 1866","semi_major_axis":6378206.4,"semi_minor_axis":6356583.8}},"coordinate_system":{"subtype":"ellipsoidal","axis":[{"name":"Geodetic latitude","abbreviation":"Lat","direction":"north","unit":"degree"},{"name":"Geodetic longitude","abbreviation":"Lon","direction":"east","unit":"degree"}]},"scope":"Geodesy.","area":"United States (USA) - Hawaii - main islands onshore.","bbox":{"south_latitude":18.87,"west_longitude":-160.3,"north_latitude":22.29,"east_longitude":-154.74},"id":{"authority":"EPSG","code":4135},"remarks":"Note: this CRS includes longitudes which are POSITIVE EAST."}