Ellipsoid: International 1924
Prime meridian: Greenwich
Data source: EPSG
Information source: Administration du Cadastre et de la Topographie (ACT), https://act.public.lu
Revision date: 2022-01-03
Scope: Geodesy, cadastre, engineering survey, topographic mapping.
Remarks: The transformation from ETRF 2000 first defining LUREF in 2006 has been recomputed in 2014 and 2020.
Area of use: Luxembourg.
Definition: OGC Well Known Text
DATUM["Luxembourg_Reference_Frame", SPHEROID["International 1924",6378388,297, AUTHORITY["EPSG","7022"]], AUTHORITY["EPSG","6181"]]
Definition: OGC Well Known Text 2 (2019)
DATUM["Luxembourg Reference Frame", ELLIPSOID["International 1924",6378388,297, LENGTHUNIT["metre",1]], ID["EPSG",6181]]
Definition: ESRI Well Known Text
DATUM["D_Luxembourg_Reference_Frame", SPHEROID["International_1924",6378388.0,297.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json", "type": "GeodeticReferenceFrame", "name": "Luxembourg Reference Frame", "ellipsoid": { "name": "International 1924", "semi_major_axis": 6378388, "inverse_flattening": 297 }, "scope": "Geodesy, cadastre, engineering survey, topographic mapping.", "area": "Luxembourg.", "bbox": { "south_latitude": 49.44, "west_longitude": 5.73, "north_latitude": 50.19, "east_longitude": 6.53 }, "id": { "authority": "EPSG", "code": 6181 } }