Engineering survey and construction for Fehmarnbelt tunnel.
Defined through coordinates of four permanant GNSS stations.
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Fehmarnbelt Datum 2010", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 }, "scope": "Engineering survey and construction for Fehmarnbelt tunnel.", "area": "Fehmarnbelt area of Denmark and Germany.", "bbox": { "south_latitude": 54.33, "west_longitude": 10.66, "north_latitude": 54.83, "east_longitude": 12.01 }, "id": { "authority": "EPSG", "code": 1078 } }