EPSG:CODE

EPSG:4942 — ETRS89-IRE [ETRF2000]

Geocentric · Europe - Ireland (Republic and Ulster) - onshore

Export Formats

OGC WKT
GEOCCS[
    "IRENET95",
    DATUM[
        "IRENET95",
        SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],
        AUTHORITY["EPSG","6173"]
    ],
    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","4942"]
]

Related Coordinate Systems

Available Transformations (2)

Transformation Source → Target Accuracy (m)
ETRS89-IRE [ETRF2000] to ETRF2000 (1)
4942 → 7930 0.1
ITRF2020 to ETRS89-IRE [ETRF2000] (1)
9988 → 4942 0.1

Other CRS using ETRS89-IRE [ETRF2000]

Frequently Asked Questions

How do I add EPSG:4942 to GeoServer?

Add the following definition to your GeoServer configuration: 

4942=GEOCCS["IRENET95",DATUM["IRENET95",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6173"]],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","4942"]]
Read the full GeoServer guide →

How do I add EPSG:4942 to PostGIS?

Add the following definition to your PostGIS configuration: 

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4942, 'EPSG', 4942, '+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs', 'GEOCCS["IRENET95",DATUM["IRENET95",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","6173"]],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","4942"]]');
Read the full PostGIS guide →

How do I add EPSG:4942 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:4942 with Proj4js?

Add the following definition to your Proj4js configuration: 

proj4.defs("EPSG:4942", "+proj=geocent +ellps=GRS80 +units=m +no_defs +type=crs");
Read the full Proj4js guide →