EPSG:11391

ETRS89-LUX [2020]

Attributes

Unit: metre

Geodetic CRS: ETRS89-LUX [2020]

Datum: ETRS89-LUX [2020]

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: Administration du Cadastre et de la Topographie (ACT), https://act.public.lu

Revision date: 2026-07-21

Scope: Geodesy. Active GNSS network / Continuously Operating Reference Station (CORS) network.

Remarks: National realization of ETRS89 in Luxembourg. Replaces ETRS89-LUX [2013] from 2021-10-31. Replaced by ETRS89-LUX [2025] from 2026-10-31.

Area of use: Luxembourg.

Coordinate system: Cartesian 3D CS (geocentric). Axes: geocentric X Y Z. Orientations: X and Y in equatorial plane, X positive through intersection with prime meridian, Y through 0°N 90°E. Z axis parallel to mean earth rotation axis and positive towards North Pole. UoM: m.

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SimpleMap

Center coordinates
4100027.56 440337.95

Projected bounds:
4065107.3 408513.6
4134618.3 472564.18

WGS84 bounds:
5.73 49.44
6.53 50.19

Luxembourg.
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Definition: OGC Well Known Text

GEOCCS["ETRS89-LUX [2020]",
    DATUM["ETRS89-LUX_2020",
        SPHEROID["GRS 1980",6378137,298.257222101,
            AUTHORITY["EPSG","7019"]],
        AUTHORITY["EPSG","1453"]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Geocentric X",OTHER],
    AXIS["Geocentric Y",OTHER],
    AXIS["Geocentric Z",NORTH],
    AUTHORITY["EPSG","11391"]]

Definition: OGC Well Known Text 2 (2019)

GEODCRS["ETRS89-LUX [2020]",
    DATUM["ETRS89-LUX [2020]",
        ELLIPSOID["GRS 1980",6378137,298.257222101,
            LENGTHUNIT["metre",1]],
        ANCHOREPOCH[2020.82]],
    PRIMEM["Greenwich",0,
        ANGLEUNIT["degree",0.0174532925199433]],
    CS[Cartesian,3],
        AXIS["(X)",geocentricX,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["(Y)",geocentricY,
            ORDER[2],
            LENGTHUNIT["metre",1]],
        AXIS["(Z)",geocentricZ,
            ORDER[3],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy. Active GNSS network / Continuously Operating Reference Station (CORS) network."],
        AREA["Luxembourg."],
        BBOX[49.44,5.73,50.19,6.53]],
    ID["EPSG",11391],
    REMARK["National realization of ETRS89 in Luxembourg. Replaces ETRS89-LUX [2013] from 2021-10-31. Replaced by ETRS89-LUX [2025] from 2026-10-31."]]

Definition: PROJ.4

+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:11391","+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticCRS",
    "name": "ETRS89-LUX [2020]",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "ETRS89-LUX [2020]",
        "anchor_epoch": 2020.82,
        "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. Active GNSS network / Continuously Operating Reference Station (CORS) network.",
    "area": "Luxembourg.",
    "bbox": {
        "south_latitude": 49.44,
        "west_longitude": 5.73,
        "north_latitude": 50.19,
        "east_longitude": 6.53
    },
    "id": {
        "authority": "EPSG",
        "code": 11391
    },
    "remarks": "National realization of ETRS89 in Luxembourg. Replaces ETRS89-LUX [2013] from 2021-10-31. Replaced by ETRS89-LUX [2025] from 2026-10-31."
}

Definition: GeoServer

11391=GEOCCS["ETRS89-LUX [2020]",DATUM["ETRS89-LUX_2020",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1453"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Geocentric X",OTHER],AXIS["Geocentric Y",OTHER],AXIS["Geocentric Z",NORTH],AUTHORITY["EPSG","11391"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=geocent"
	"ellps=GRS80"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs">
	<Layer srs="+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 11391, 'EPSG', 11391, '+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs', 'GEOCCS["ETRS89-LUX [2020]",DATUM["ETRS89-LUX_2020",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1453"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Geocentric X",OTHER],AXIS["Geocentric Y",OTHER],AXIS["Geocentric Z",NORTH],AUTHORITY["EPSG","11391"]]');