{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"ProjectedCRS","name":"SCM22 Grid","base_crs":{"type":"GeographicCRS","name":"SCM22-IRF","datum":{"type":"GeodeticReferenceFrame","name":"SCM22 Intermediate Reference Frame","ellipsoid":{"name":"GRS 1980","semi_major_axis":6378137,"inverse_flattening":298.257222101}},"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":9969},"remarks":"Intermediate CRS created in 2022 to assist the emulation of the ETRS89 / SCM22 SnakeGrid projected CRS through transformation ETRS89 to SCM22-IRF (1) (code 9969) used in conjunction with the SCM22-TM map projection (code 9971)."},"conversion":{"name":"SCM22-TM","method":{"name":"Transverse Mercator","id":{"authority":"EPSG","code":9807}},"parameters":[{"name":"Latitude of natural origin","value":56.6,"unit":"degree","id":{"authority":"EPSG","code":8801}},{"name":"Longitude of natural origin","value":-3.85,"unit":"degree","id":{"authority":"EPSG","code":8802}},{"name":"Scale factor at natural origin","value":1,"unit":"unity","id":{"authority":"EPSG","code":8805}},{"name":"False easting","value":108600.972,"unit":"metre","id":{"authority":"EPSG","code":8806}},{"name":"False northing","value":239087.349,"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 and topographic mapping for railway applications.","area":"United Kingdom (UK) - on or related to the Scottish central mainline rail route from Motherwell through Perth and Pitlochry to Inverness.","bbox":{"south_latitude":55.7,"west_longitude":-4.4,"north_latitude":57.55,"east_longitude":-3.3},"id":{"authority":"EPSG","code":9972}}