{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"BoundCRS","source_crs":{"type":"ProjectedCRS","name":"ETRS89-FIN [EUREF-FIN] / ETRS-GK23FIN","base_crs":{"type":"GeographicCRS","name":"ETRS89-FIN [EUREF-FIN]","datum":{"type":"GeodeticReferenceFrame","name":"EUREF-FIN","anchor_epoch":1997,"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":10690},"remarks":"EUREF-FIN is the national realization of ETRS89 in Finland."},"conversion":{"name":"Finland ETRS-GK23","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":23,"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":500000,"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":"N","direction":"north","unit":"metre"},{"name":"Easting","abbreviation":"E","direction":"east","unit":"metre"}]},"id":{"authority":"EPSG","code":3130}},"target_crs":{"type":"GeographicCRS","name":"AbInvA96_2020-IRF","datum":{"type":"GeodeticReferenceFrame","name":"AbInvA96_2020 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":9384},"remarks":"Intermediate CRS created in 2020 to assist the emulation of the ETRS89 / AbInvA96_2020 SnakeGrid projected CRS through transformation ETRS89-GBR [OSNet v2009] to AbInvA96_2020-IRF (1) (code 9386) used in conjunction with the AbInvA96_2020-TM map projection (code 9385)."},"transformation":{"name":"ETRS89-GBR [OSNet v2009] to AbInvA96_2020-IRF (1)","source_crs":{"type":"GeographicCRS","name":"ETRS89-GBR [OSNet v2009]","datum":{"type":"GeodeticReferenceFrame","name":"OSNet v2009","anchor_epoch":2009.756,"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":11009},"remarks":"Horizontal component of second national realization of ETRS89 in Great Britain. Replaces ETRS89-GBR [OSNet v2001] from 2016."},"method":{"name":"NTv2","id":{"authority":"EPSG","code":9615}},"parameters":[{"name":"Latitude and longitude difference file","value":"TN15-ETRS89-to-AbInvA96_2020-IRF.gsb","id":{"authority":"EPSG","code":8656}}],"id":{"authority":"EPSG","code":9386}}}