{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"GeodeticCRS","name":"IGS20","datum":{"type":"DynamicGeodeticReferenceFrame","name":"IGS20","frame_reference_epoch":2015,"ellipsoid":{"name":"GRS 1980","semi_major_axis":6378137,"inverse_flattening":298.257222101}},"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":"Geodesy.","area":"World.","bbox":{"south_latitude":-90,"west_longitude":-180,"north_latitude":90,"east_longitude":180},"id":{"authority":"EPSG","code":10176},"remarks":"Used for products from the International GNSS Service (IGS) from 2022-11-27 to 2025-02-01. Replaces IGb14 (code 9378). Replaced by IGb20 (code 10783). For most practical purposes IGS20 is equivalent to ITRF2020."}