{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeodeticCRS","name":"Nouvelle Triangulation Luxembourg cartesiennes","datum":{"type":"GeodeticReferenceFrame","name":"Luxembourg Reference Frame","ellipsoid":{"name":"International 1924","semi_major_axis":6378388,"inverse_flattening":297}},"coordinate_system":{"subtype":"Cartesian","axis":[{"name":"Geocentric X","abbreviation":"X","direction":"geocentricX","unit":"metre"},{"name":"Geocentric Y","abbreviation":"Y","direction":"geocentricY","unit":"metre"},{"name":"Geocentric Z","abbreviation":"Z","direction":"geocentricZ","unit":"metre"}]},"scope":"NATIONALE A CARACTERE LEGAL","area":"LUXEMBOURG (pays_cid : 137)","bbox":{"south_latitude":49.45,"west_longitude":5.73,"north_latitude":50.18,"east_longitude":6.53},"id":{"authority":"IGNF","code":"LUREF"}}