metre
EPSG
1995-06-02
Used in Old French Triangulation (ATF). Uses Clarke's 1865 inch-metre ratio of 39.370432 to convert axes to metres.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Ellipsoid", "name": "Clarke 1880 (SGA 1922)", "semi_major_axis": 6378249.2, "inverse_flattening": 293.46598, "id": { "authority": "EPSG", "code": 7014 } }