EPSG:4936 — ETRS89

Geocentric · Europe - ETRF by country

Export Formats

OGC WKT

GEOCCS[
    "ETRS89",
    DATUM[
        "European_Terrestrial_Reference_System_1989",
        SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],
        AUTHORITY["EPSG","6258"]
    ],
    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","4936"]
]

WKT2

GEODCRS[
    "ETRS89",
    ENSEMBLE[
        "European Terrestrial Reference System 1989 ensemble",
        MEMBER["European Terrestrial Reference Frame 1989",ID["EPSG",1178]],
        MEMBER["European Terrestrial Reference Frame 1990",ID["EPSG",1179]],
        MEMBER["European Terrestrial Reference Frame 1991",ID["EPSG",1180]],
        MEMBER["European Terrestrial Reference Frame 1992",ID["EPSG",1181]],
        MEMBER["European Terrestrial Reference Frame 1993",ID["EPSG",1182]],
        MEMBER["European Terrestrial Reference Frame 1994",ID["EPSG",1183]],
        MEMBER["European Terrestrial Reference Frame 1996",ID["EPSG",1184]],
        MEMBER["European Terrestrial Reference Frame 1997",ID["EPSG",1185]],
        MEMBER["European Terrestrial Reference Frame 2000",ID["EPSG",1186]],
        MEMBER["European Terrestrial Reference Frame 2005",ID["EPSG",1204]],
        MEMBER["European Terrestrial Reference Frame 2014",ID["EPSG",1206]],
        MEMBER["European Terrestrial Reference Frame 2020",ID["EPSG",1382]],
        MEMBER["ETRS89-DNK",ID["EPSG",1412]],
        MEMBER["Estonia 1997",ID["EPSG",6180]],
        MEMBER["Albanian Geodetic Reference Frame 2010",ID["EPSG",1429]],
        MEMBER["ETRS89-ALB [CORS]",ID["EPSG",1430]],
        MEMBER["ETRS89-AUT [2002]",ID["EPSG",1431]],
        MEMBER["Belgian Reference Frame 2002",ID["EPSG",1432]],
        MEMBER["Belgian Reference Frame 2011",ID["EPSG",1447]],
        MEMBER["BH_ETRS89",ID["EPSG",1358]],
        MEMBER["Bulgaria Geodetic System 2005",ID["EPSG",1167]],
        MEMBER["Croatian Terrestrial Reference System 1996",ID["EPSG",6761]],
        MEMBER["AGRS2010 (ETRF2000)",ID["EPSG",1427]],
        MEMBER["CROPOS",ID["EPSG",1445]],
        MEMBER["ETRF2000 Poland",ID["EPSG",1305]],
        MEMBER["ETRS89/DREF91 Realization 2016",ID["EPSG",1353]],
        MEMBER["ETRS89/DREF91 Realization 2025",ID["EPSG",1446]],
        MEMBER["ETRS89-CZE [2007]",ID["EPSG",1433]],
        MEMBER["ETRS89-ESP [REGENTE]",ID["EPSG",1441]],
        MEMBER["ETRS89-ESP [ERGNSS]",ID["EPSG",1442]],
        MEMBER["ETRS89-FRO [2008]",ID["EPSG",1436]],
        MEMBER["ETRS89-GRC [HTRS07]",ID["EPSG",1437]],
        MEMBER["ETRS89-HUN [ETRF2000]",ID["EPSG",1444]],
        MEMBER["ETRS89-IRE [ETRF2000]",ID["EPSG",6173]],
        MEMBER["ETRS89-MKD [EUREF-MAK2010]",ID["EPSG",1438]],
        MEMBER["ETRS89-NOR [EUREF89]",ID["EPSG",1407]],
        MEMBER["ETRS89-PRT [1995]",ID["EPSG",1439]],
        MEMBER["ETRS89-ROU [ETRF2000]",ID["EPSG",1440]],
        MEMBER["ETRS89-SVK [SKTRF09]",ID["EPSG",1434]],
        MEMBER["ETRS89-SVK [SKTRF2022]",ID["EPSG",1435]],
        MEMBER["EUREF-FIN",ID["EPSG",1391]],
        MEMBER["Istituto Geografico Militaire 1995",ID["EPSG",6670]],
        MEMBER["Kosovo Reference System 2001",ID["EPSG",1251]],
        MEMBER["Latvian geodetic coordinate system 1992",ID["EPSG",6661]],
        MEMBER["Latvian coordinate system 2020",ID["EPSG",1356]],
        MEMBER["Lithuania 1994 (ETRS89)",ID["EPSG",6126]],
        MEMBER["MOLDREF99",ID["EPSG",1032]],
        MEMBER["OSNet v2009",ID["EPSG",1425]],
        MEMBER["Reseau Geodesique Francais 1993 v1",ID["EPSG",6171]],
        MEMBER["Reseau Geodesique Francais 1993 v2",ID["EPSG",1312]],
        MEMBER["Reseau Geodesique Francais 1993 v2b",ID["EPSG",1313]],
        MEMBER["Rete Dinamica Nazionale 2008",ID["EPSG",1132]],
        MEMBER["Serbian Reference Network 1998",ID["EPSG",1034]],
        MEMBER["Serbian Spatial Reference System 2000",ID["EPSG",1214]],
        MEMBER["Slovenia Geodetic Datum 1996",ID["EPSG",6765]],
        MEMBER["SWEREF 99",ID["EPSG",6619]],
        MEMBER["Swiss Terrestrial Reference Frame 1995",ID["EPSG",1449]],
        ELLIPSOID[
            "GRS 1980",
            6378137,
            298.257222101,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",7019]
        ],
        ENSEMBLEACCURACY[0.1],
        ID["EPSG",6258]
    ],
    CS[Cartesian,3,ID["EPSG",6500]],
    AXIS["Geocentric X (X)",geocentricX,LENGTHUNIT["metre",1,ID["EPSG",9001]]],
    AXIS["Geocentric Y (Y)",geocentricY,LENGTHUNIT["metre",1,ID["EPSG",9001]]],
    AXIS["Geocentric Z (Z)",geocentricZ,LENGTHUNIT["metre",1,ID["EPSG",9001]]],
    ID["EPSG",4936]
]

PROJ.4

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

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:4936", "+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 4936,
  "name": "ETRS89",
  "kind": "geocentric",
  "area": "Europe - ETRF by country",
  "unit": "metre",
  "bbox": [
    33.26,
    -16.1,
    84.73,
    38.01
  ],
  "proj4": "+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs"
}

PostGIS

How to add a projection to PostGIS? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4936, 'EPSG', 4936, '+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs', 'GEOCCS["ETRS89",DATUM["European_Terrestrial_Reference_System_1989",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6258"]],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","4936"]]');

MapServer

How to add a projection to MapServer? →

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

GeoServer

How to add a projection to GeoServer? →

4936=GEOCCS["ETRS89",DATUM["European_Terrestrial_Reference_System_1989",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6258"]],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","4936"]]

Related Coordinate Systems

Available Transformations (2)

Transformation	Source → Target	Accuracy (m)
WGS 84 to ETRS89 (2)	4978 → 4936	0.1
WGS 84 to ETRS89 (2) Deprecated	4936 → 4978	0.1

Other CRS using European Terrestrial Reference System 1989 ensemble (52)

Frequently Asked Questions

How do I add EPSG:4936 to GeoServer?

Add the following definition to your GeoServer configuration:

4936=GEOCCS["ETRS89",DATUM["European_Terrestrial_Reference_System_1989",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6258"]],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","4936"]]

Read the full GeoServer guide →

How do I add EPSG:4936 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4936, 'EPSG', 4936, '+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs', 'GEOCCS["ETRS89",DATUM["European_Terrestrial_Reference_System_1989",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6258"]],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","4936"]]');

Read the full PostGIS guide →

How do I add EPSG:4936 to MapServer?

Add the following definition to your MapServer configuration:

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

Read the full MapServer guide →

How do I use EPSG:4936 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:4936", "+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs");

Read the full Proj4js guide →

Type

Geocentric

Unit

metre

Datum

European Terrestrial Reference System 1989 ensemble

Area of Use

Europe - ETRF by country

Europe - onshore and offshore: Albania; Andorra; Austria; Belgium; Bosnia and Herzegovina; Bulgaria;…

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.

Center Coordinates

3233549.93 625903.26

Projected Bounds

361954.91 5129325.97463114.53 -1480503.87

WGS84 Bounds

84.73 -16.1038.01 33.26

Data Source

EPSG

Information Source

EPSG

Revision Date

2024-02-24

Scope

Spatial referencing.

Remarks

Has been realized through ETRF89, ETRF90, ETRF91, ETRF92, ETRF93, ETRF94, ETRF96, ETRF97, ETRF2000, ETRF2005 and ETRF2014. This 'ensemble' covers any or all of these realizations without distinction.

EPSG

4936