{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"ProjectedCRS","name":"Pulkovo 1942 / Caspian Sea Mercator","base_crs":{"type":"GeographicCRS","name":"Pulkovo 1942","datum":{"type":"GeodeticReferenceFrame","name":"Pulkovo 1942","ellipsoid":{"name":"Krassowsky 1940","semi_major_axis":6378245,"inverse_flattening":298.3}},"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":4284},"remarks":"Extended to Eastern Europe through Uniform Astro-Geodetic Network (UAGN) of 1956 - see CRS code 4179."},"conversion":{"name":"Caspian Sea Mercator","method":{"name":"Mercator (variant B)","id":{"authority":"EPSG","code":9805}},"parameters":[{"name":"Latitude of 1st standard parallel","value":42,"unit":"degree","id":{"authority":"EPSG","code":8823}},{"name":"Longitude of natural origin","value":51,"unit":"degree","id":{"authority":"EPSG","code":8802}},{"name":"False easting","value":0,"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":"Northing","abbreviation":"none","direction":"north","unit":"metre"},{"name":"Easting","abbreviation":"none","direction":"east","unit":"metre"}]},"scope":"Hydrography and nautical charting.","area":"Azerbaijan - offshore; Kazakhstan - offshore; Russian Federation - Caspian Sea; Turkmenistan - offshore.","bbox":{"south_latitude":37.35,"west_longitude":46.95,"north_latitude":46.97,"east_longitude":53.93},"id":{"authority":"EPSG","code":3388}}