EPSG:25831

ETRS89 / UTM zone 31N

Transform Get position on a map

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

Selected transformation

Name: ETRS89 to WGS 84 (1)

Method: Geocentric translations (geog2D domain)

Remarks: ETRS89 and WGS 84 are realizations of ITRS coincident to within 1 metre. This transformation has an accuracy equal to the coincidence figure.

Information source: OGP

Revision date: 2024-02-24

Attributes

Unit: metre

Geodetic CRS: ETRS89

Datum: European Terrestrial Reference System 1989 ensemble

Data source: EPSG

Information source: IOGP

Revision date: 2024-06-17

Scope: Engineering survey, topographic mapping.

Remarks: See ETRS89 / UTM zone 31N (N-E) (CRS code 3043) for alternative CRS with north-east axis order.

Area of use: Europe between 0°E and 6°E: Andorra; Denmark - offshore; Germany - offshore; Jan Mayen - offshore; Norway including Svalbard - onshore and offshore; Spain - mainland and Balearic islands - onshore and offshore.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.

Covered area powered by MapTiler MapTiler logo
SimpleMap

Center coordinates
956407.12 6566719.39

Projected bounds:
-1291973.85 3680259.26
3836051.22 9515607.91

WGS84 bounds:
-16.1 33.26
38.01 84.73

Europe - onshore and offshore: Albania; Andorra; Austria; Belgium; Bosnia and Herzegovina; Bulgaria; Croatia; Czechia; Denmark; Estonia; Faroe Islands; Finland; France; Germany; Gibraltar; Greece; Hungary; Ireland; Italy; Kosovo; Latvia; Liechtenstein; Lithuania; Luxembourg; Malta; Moldova; Monaco; Montenegro; Netherlands; North Macedonia; Norway including Svalbard and Jan Mayen; Poland; Portugal - mainland; Romania; San Marino; Serbia; Slovakia; Slovenia; Spain - mainland and Balearic islands; Sweden; Switzerland; United Kingdom (UK) including Channel Islands and Isle of Man; Vatican City State.
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Definition: OGC Well Known Text

PROJCS["ETRS89 / UTM zone 31N",
    GEOGCS["ETRS89",
        DATUM["European_Terrestrial_Reference_System_1989",
            SPHEROID["GRS 1980",6378137,298.257222101,
                AUTHORITY["EPSG","7019"]],
            TOWGS84[0,0,0,0,0,0,0],
            AUTHORITY["EPSG","6258"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4258"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",3],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","25831"]]

Definition: OGC Well Known Text 2 (2019)

PROJCRS["ETRS89 / UTM zone 31N",
    BASEGEOGCRS["ETRS89",
        ENSEMBLE["European Terrestrial Reference System 1989 ensemble",
            MEMBER["European Terrestrial Reference Frame 1989"],
            MEMBER["European Terrestrial Reference Frame 1990"],
            MEMBER["European Terrestrial Reference Frame 1991"],
            MEMBER["European Terrestrial Reference Frame 1992"],
            MEMBER["European Terrestrial Reference Frame 1993"],
            MEMBER["European Terrestrial Reference Frame 1994"],
            MEMBER["European Terrestrial Reference Frame 1996"],
            MEMBER["European Terrestrial Reference Frame 1997"],
            MEMBER["European Terrestrial Reference Frame 2000"],
            MEMBER["European Terrestrial Reference Frame 2005"],
            MEMBER["European Terrestrial Reference Frame 2014"],
            MEMBER["European Terrestrial Reference Frame 2020"],
            MEMBER["ETRS89-DNK"],
            MEMBER["Estonia 1997"],
            MEMBER["Albanian Geodetic Reference Frame 2010"],
            MEMBER["ETRS89-ALB [CORS]"],
            MEMBER["ETRS89-AUT [2002]"],
            MEMBER["Belgian Reference Frame 2002"],
            MEMBER["Belgian Reference Frame 2011"],
            MEMBER["BH_ETRS89"],
            MEMBER["Bulgaria Geodetic System 2005"],
            MEMBER["Croatian Terrestrial Reference System 1996"],
            MEMBER["AGRS2010 (ETRF2000)"],
            MEMBER["CROPOS"],
            MEMBER["ETRF2000 Poland"],
            MEMBER["ETRS89/DREF91 Realization 2016"],
            MEMBER["ETRS89/DREF91 Realization 2025"],
            MEMBER["ETRS89-CZE [2007]"],
            MEMBER["ETRS89-ESP [REGENTE]"],
            MEMBER["ETRS89-ESP [ERGNSS]"],
            MEMBER["ETRS89-FRO [2008]"],
            MEMBER["ETRS89-GRC [HTRS07]"],
            MEMBER["ETRS89-HUN [ETRF2000]"],
            MEMBER["ETRS89-IRE [ETRF2000]"],
            MEMBER["ETRS89-MKD [EUREF-MAK2010]"],
            MEMBER["ETRS89-NOR [EUREF89]"],
            MEMBER["ETRS89-PRT [1995]"],
            MEMBER["ETRS89-ROU [ETRF2000]"],
            MEMBER["ETRS89-SVK [SKTRF09]"],
            MEMBER["ETRS89-SVK [SKTRF2022]"],
            MEMBER["EUREF-FIN"],
            MEMBER["Istituto Geografico Militaire 1995"],
            MEMBER["Kosovo Reference System 2001"],
            MEMBER["Latvian geodetic coordinate system 1992"],
            MEMBER["Latvian coordinate system 2020"],
            MEMBER["Lithuania 1994 (ETRS89)"],
            MEMBER["MOLDREF99"],
            MEMBER["OSNet v2009"],
            MEMBER["Reseau Geodesique Francais 1993 v1"],
            MEMBER["Reseau Geodesique Francais 1993 v2"],
            MEMBER["Reseau Geodesique Francais 1993 v2b"],
            MEMBER["Rete Dinamica Nazionale 2008"],
            MEMBER["Serbian Reference Network 1998"],
            MEMBER["Serbian Spatial Reference System 2000"],
            MEMBER["Slovenia Geodetic Datum 1996"],
            MEMBER["SWEREF 99"],
            MEMBER["Swiss Terrestrial Reference Frame 1995"],
            ELLIPSOID["GRS 1980",6378137,298.257222101,
                LENGTHUNIT["metre",1]],
            ENSEMBLEACCURACY[0.1]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4258]],
    CONVERSION["UTM zone 31N",
        METHOD["Transverse Mercator",
            ID["EPSG",9807]],
        PARAMETER["Latitude of natural origin",0,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8801]],
        PARAMETER["Longitude of natural origin",3,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["Scale factor at natural origin",0.9996,
            SCALEUNIT["unity",1],
            ID["EPSG",8805]],
        PARAMETER["False easting",500000,
            LENGTHUNIT["metre",1],
            ID["EPSG",8806]],
        PARAMETER["False northing",0,
            LENGTHUNIT["metre",1],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["(E)",east,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["(N)",north,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Engineering survey, topographic mapping."],
        AREA["Europe between 0°E and 6°E: Andorra; Denmark - offshore; Germany - offshore; Jan Mayen - offshore; Norway including Svalbard - onshore and offshore; Spain - mainland and Balearic islands - onshore and offshore."],
        BBOX[37,0,82.45,6.01]],
    USAGE[
        SCOPE["Pan-European conformal mapping at scales larger than 1:500,000."],
        AREA["Europe between 0°E and 6°E and approximately 37°N to 82°27'N."],
        BBOX[37,0,82.45,6.01]],
    ID["EPSG",25831]]

Definition: ESRI Well Known Text

PROJCS["ETRS_1989_UTM_Zone_31N",
    GEOGCS["GCS_ETRS_1989",
        DATUM["D_ETRS_1989",
            SPHEROID["GRS_1980",6378137.0,298.257222101]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["False_Easting",500000.0],
    PARAMETER["False_Northing",0.0],
    PARAMETER["Central_Meridian",3.0],
    PARAMETER["Scale_Factor",0.9996],
    PARAMETER["Latitude_Of_Origin",0.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=utm +zone=31 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:25831","+proj=utm +zone=31 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "ETRS89 / UTM zone 31N",
    "base_crs": {
        "type": "GeographicCRS",
        "name": "ETRS89",
        "datum_ensemble": {
            "name": "European Terrestrial Reference System 1989 ensemble",
            "members": [
                {
                    "name": "European Terrestrial Reference Frame 1989"
                },
                {
                    "name": "European Terrestrial Reference Frame 1990"
                },
                {
                    "name": "European Terrestrial Reference Frame 1991"
                },
                {
                    "name": "European Terrestrial Reference Frame 1992"
                },
                {
                    "name": "European Terrestrial Reference Frame 1993"
                },
                {
                    "name": "European Terrestrial Reference Frame 1994"
                },
                {
                    "name": "European Terrestrial Reference Frame 1996"
                },
                {
                    "name": "European Terrestrial Reference Frame 1997"
                },
                {
                    "name": "European Terrestrial Reference Frame 2000"
                },
                {
                    "name": "European Terrestrial Reference Frame 2005"
                },
                {
                    "name": "European Terrestrial Reference Frame 2014"
                },
                {
                    "name": "European Terrestrial Reference Frame 2020"
                },
                {
                    "name": "ETRS89-DNK"
                },
                {
                    "name": "Estonia 1997"
                },
                {
                    "name": "Albanian Geodetic Reference Frame 2010"
                },
                {
                    "name": "ETRS89-ALB [CORS]"
                },
                {
                    "name": "ETRS89-AUT [2002]"
                },
                {
                    "name": "Belgian Reference Frame 2002"
                },
                {
                    "name": "Belgian Reference Frame 2011"
                },
                {
                    "name": "BH_ETRS89"
                },
                {
                    "name": "Bulgaria Geodetic System 2005"
                },
                {
                    "name": "Croatian Terrestrial Reference System 1996"
                },
                {
                    "name": "AGRS2010 (ETRF2000)"
                },
                {
                    "name": "CROPOS"
                },
                {
                    "name": "ETRF2000 Poland"
                },
                {
                    "name": "ETRS89/DREF91 Realization 2016"
                },
                {
                    "name": "ETRS89/DREF91 Realization 2025"
                },
                {
                    "name": "ETRS89-CZE [2007]"
                },
                {
                    "name": "ETRS89-ESP [REGENTE]"
                },
                {
                    "name": "ETRS89-ESP [ERGNSS]"
                },
                {
                    "name": "ETRS89-FRO [2008]"
                },
                {
                    "name": "ETRS89-GRC [HTRS07]"
                },
                {
                    "name": "ETRS89-HUN [ETRF2000]"
                },
                {
                    "name": "ETRS89-IRE [ETRF2000]"
                },
                {
                    "name": "ETRS89-MKD [EUREF-MAK2010]"
                },
                {
                    "name": "ETRS89-NOR [EUREF89]"
                },
                {
                    "name": "ETRS89-PRT [1995]"
                },
                {
                    "name": "ETRS89-ROU [ETRF2000]"
                },
                {
                    "name": "ETRS89-SVK [SKTRF09]"
                },
                {
                    "name": "ETRS89-SVK [SKTRF2022]"
                },
                {
                    "name": "EUREF-FIN"
                },
                {
                    "name": "Istituto Geografico Militaire 1995"
                },
                {
                    "name": "Kosovo Reference System 2001"
                },
                {
                    "name": "Latvian geodetic coordinate system 1992"
                },
                {
                    "name": "Latvian coordinate system 2020"
                },
                {
                    "name": "Lithuania 1994 (ETRS89)"
                },
                {
                    "name": "MOLDREF99"
                },
                {
                    "name": "OSNet v2009"
                },
                {
                    "name": "Reseau Geodesique Francais 1993 v1"
                },
                {
                    "name": "Reseau Geodesique Francais 1993 v2"
                },
                {
                    "name": "Reseau Geodesique Francais 1993 v2b"
                },
                {
                    "name": "Rete Dinamica Nazionale 2008"
                },
                {
                    "name": "Serbian Reference Network 1998"
                },
                {
                    "name": "Serbian Spatial Reference System 2000"
                },
                {
                    "name": "Slovenia Geodetic Datum 1996"
                },
                {
                    "name": "SWEREF 99"
                },
                {
                    "name": "Swiss Terrestrial Reference Frame 1995"
                }
            ],
            "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
            },
            "accuracy": "0.1"
        },
        "coordinate_system": {
            "subtype": "ellipsoidal",
            "axis": [
                {
                    "name": "Geodetic latitude",
                    "abbreviation": "Lat",
                    "direction": "north",
                    "unit": "degree"
                },
                {
                    "name": "Geodetic longitude",
                    "abbreviation": "Lon",
                    "direction": "east",
                    "unit": "degree"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 4258
        }
    },
    "conversion": {
        "name": "UTM zone 31N",
        "method": {
            "name": "Transverse Mercator",
            "id": {
                "authority": "EPSG",
                "code": 9807
            }
        },
        "parameters": [
            {
                "name": "Latitude of natural origin",
                "value": 0,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8801
                }
            },
            {
                "name": "Longitude of natural origin",
                "value": 3,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8802
                }
            },
            {
                "name": "Scale factor at natural origin",
                "value": 0.9996,
                "unit": "unity",
                "id": {
                    "authority": "EPSG",
                    "code": 8805
                }
            },
            {
                "name": "False easting",
                "value": 500000,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8806
                }
            },
            {
                "name": "False northing",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8807
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Easting",
                "abbreviation": "E",
                "direction": "east",
                "unit": "metre"
            },
            {
                "name": "Northing",
                "abbreviation": "N",
                "direction": "north",
                "unit": "metre"
            }
        ]
    },
    "usages": [
        {
            "scope": "Engineering survey, topographic mapping.",
            "area": "Europe between 0°E and 6°E: Andorra; Denmark - offshore; Germany - offshore; Jan Mayen - offshore; Norway including Svalbard - onshore and offshore; Spain - mainland and Balearic islands - onshore and offshore.",
            "bbox": {
                "south_latitude": 37,
                "west_longitude": 0,
                "north_latitude": 82.45,
                "east_longitude": 6.01
            }
        },
        {
            "scope": "Pan-European conformal mapping at scales larger than 1:500,000.",
            "area": "Europe between 0°E and 6°E and approximately 37°N to 82°27'N.",
            "bbox": {
                "south_latitude": 37,
                "west_longitude": 0,
                "north_latitude": 82.45,
                "east_longitude": 6.01
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 25831
    }
}

Definition: GeoServer

25831=PROJCS["ETRS89 / UTM zone 31N",GEOGCS["ETRS89",DATUM["European_Terrestrial_Reference_System_1989",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY["EPSG","6258"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4258"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",3],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","25831"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=utm"
	"zone=31"
	"ellps=GRS80"
	"towgs84=0,0,0,0,0,0,0"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=utm +zone=31 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs">
	<Layer srs="+proj=utm +zone=31 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 25831, 'EPSG', 25831, '+proj=utm +zone=31 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["ETRS89 / UTM zone 31N",GEOGCS["ETRS89",DATUM["European_Terrestrial_Reference_System_1989",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],TOWGS84[0,0,0,0,0,0,0],AUTHORITY["EPSG","6258"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4258"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",3],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","25831"]]');