EPSG:23028 — ED50 / UTM zone 28N

Projected · Europe - 18°W to 12°W and ED50 by country

Export Formats

OGC WKT

PROJCS[
    "ED50 / UTM zone 28N",
    GEOGCS[
        "ED50",
        DATUM[
            "European_Datum_1950",
            SPHEROID["International 1924",6378388,297],
            TOWGS84[-87,-98,-121,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4230"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",-15],
    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","23028"]
]

WKT2

PROJCRS[
    "ED50 / UTM zone 28N",
    BASEGEOGCRS[
        "ED50",
        DATUM[
            "European Datum 1950",
            ELLIPSOID[
                "International 1924",
                6378388,
                297,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7022]
            ],
            ID["EPSG",6230]
        ],
        ID["EPSG",4230]
    ],
    CONVERSION[
        "UTM zone 28N",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            -15,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9996,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            500000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",16028]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",23028]
]

PROJ.4

+proj=utm +zone=28 +ellps=intl +towgs84=-87,-98,-121,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:23028", "+proj=utm +zone=28 +ellps=intl +towgs84=-87,-98,-121,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 23028,
  "name": "ED50 / UTM zone 28N",
  "kind": "projected",
  "area": "Europe - 18°W to 12°W and ED50 by country",
  "unit": "metre",
  "bbox": [
    48.43,
    -16.1,
    56.57,
    -12
  ],
  "proj4": "+proj=utm +zone=28 +ellps=intl +towgs84=-87,-98,-121,0,0,0,0 +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 (23028, 'EPSG', 23028, '+proj=utm +zone=28 +ellps=intl +towgs84=-87,-98,-121,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["ED50 / UTM zone 28N",GEOGCS["ED50",DATUM["European_Datum_1950",SPHEROID["International 1924",6378388,297],TOWGS84[-87,-98,-121,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4230"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-15],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","23028"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=utm"
  "+zone=28"
  "+ellps=intl"
  "+towgs84=-87,-98,-121,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

23028=PROJCS["ED50 / UTM zone 28N",GEOGCS["ED50",DATUM["European_Datum_1950",SPHEROID["International 1924",6378388,297],TOWGS84[-87,-98,-121,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4230"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-15],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","23028"]]

Related Coordinate Systems (13)

Available Transformations (76)

Transformations inherited from base CRS: EPSG:4230 (ED50)

Transformation	Source → Target	Accuracy (m)
FD54 to ED50 (1)	4741 → 4230	0
ED50 to ETRS89-ESP [REGENTE] (14)	4230 → 11134	0.05
Monte Mario to ED50 (1)	4265 → 4230	0.1
ED50 to ETRS89-ESP [REGENTE] (16)	4230 → 11134	0.2
ED50 to ETRS89-ESP [REGENTE] (17)	4230 → 11134	0.2
ED50 to ETRS89-ITA [IGM95] (1)	4230 → 4670	0.2
ED50 to ETRS89-ITA [RDN2008] (1)	4230 → 6706	0.2
ED50 to ETRS89 (12)	4230 → 4258	0.2
ED50 to WGS 84 (20)	4230 → 4326	0.5
ED50 to WGS 84 (22)	4230 → 4326	0.5

Other CRS using European Datum 1950 (31)

Frequently Asked Questions

How do I add EPSG:23028 to GeoServer?

Add the following definition to your GeoServer configuration:

23028=PROJCS["ED50 / UTM zone 28N",GEOGCS["ED50",DATUM["European_Datum_1950",SPHEROID["International 1924",6378388,297],TOWGS84[-87,-98,-121,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4230"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-15],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","23028"]]

Read the full GeoServer guide →

How do I add EPSG:23028 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (23028, 'EPSG', 23028, '+proj=utm +zone=28 +ellps=intl +towgs84=-87,-98,-121,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["ED50 / UTM zone 28N",GEOGCS["ED50",DATUM["European_Datum_1950",SPHEROID["International 1924",6378388,297],TOWGS84[-87,-98,-121,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4230"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-15],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","23028"]]');

Read the full PostGIS guide →

How do I add EPSG:23028 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=utm"
  "+zone=28"
  "+ellps=intl"
  "+towgs84=-87,-98,-121,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:23028 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:23028", "+proj=utm +zone=28 +ellps=intl +towgs84=-87,-98,-121,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →