EPSG:4188 — OSNI 1952

Geographic 2D · UK - Northern Ireland - onshore

Export Formats

OGC WKT

GEOGCS[
    "OSNI 1952",
    DATUM[
        "OSNI_1952",
        SPHEROID["Airy 1830",6377563.396,299.3249646],
        TOWGS84[482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4188"]
]

WKT2

GEOGCRS[
    "OSNI 1952",
    DATUM[
        "OSNI 1952",
        ELLIPSOID[
            "Airy 1830",
            6377563.396,
            299.3249646,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",7001]
        ],
        ID["EPSG",6188]
    ],
    CS[ellipsoidal,2,ID["EPSG",6422]],
    AXIS["Geodetic latitude (Lat)",north],
    AXIS["Geodetic longitude (Lon)",east],
    ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
    ID["EPSG",4188]
]

PROJ.4

+proj=longlat +ellps=airy +towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15 +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:4188", "+proj=longlat +ellps=airy +towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15 +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 4188,
  "name": "OSNI 1952",
  "kind": "geographic 2D",
  "area": "UK - Northern Ireland - onshore",
  "unit": "degree (supplier to define representation)",
  "bbox": [
    53.96,
    -8.18,
    55.36,
    -5.34
  ],
  "proj4": "+proj=longlat +ellps=airy +towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15 +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 (4188, 'EPSG', 4188, '+proj=longlat +ellps=airy +towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15 +no_defs +type=crs', 'GEOGCS["OSNI 1952",DATUM["OSNI_1952",SPHEROID["Airy 1830",6377563.396,299.3249646],TOWGS84[482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4188"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=longlat"
  "+ellps=airy"
  "+towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

4188=GEOGCS["OSNI 1952",DATUM["OSNI_1952",SPHEROID["Airy 1830",6377563.396,299.3249646],TOWGS84[482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4188"]]

Related Coordinate Systems

Available Transformations (1)

Transformation	Source → Target	Accuracy (m)
OSNI 1952 to WGS 84 (1)	4188 → 4326	1

Other CRS using OSNI 1952

Frequently Asked Questions

How do I add EPSG:4188 to GeoServer?

Add the following definition to your GeoServer configuration:

4188=GEOGCS["OSNI 1952",DATUM["OSNI_1952",SPHEROID["Airy 1830",6377563.396,299.3249646],TOWGS84[482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4188"]]

Read the full GeoServer guide →

How do I add EPSG:4188 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4188, 'EPSG', 4188, '+proj=longlat +ellps=airy +towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15 +no_defs +type=crs', 'GEOGCS["OSNI 1952",DATUM["OSNI_1952",SPHEROID["Airy 1830",6377563.396,299.3249646],TOWGS84[482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4188"]]');

Read the full PostGIS guide →

How do I add EPSG:4188 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=longlat"
  "+ellps=airy"
  "+towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:4188 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:4188", "+proj=longlat +ellps=airy +towgs84=482.5,-130.6,564.6,-1.042,-0.214,-0.631,8.15 +no_defs +type=crs");

Read the full Proj4js guide →