EPSG:4278

OSGB70

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: OSGB70

Datum: OSGB 1970 (SN)

Ellipsoid: Airy 1830

Prime meridian: Greenwich

Data source: EPSG

Revision date: 2004-01-06

Scope: Geodesy.

Area of use: United Kingdom (UK) - Great Britain - England and Wales onshore, Scotland onshore and Western Isles nearshore including Sea of the Hebrides and The Minch; Isle of Man onshore.

Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree

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Center coordinates
-3.45 55.36

WGS84 bounds:
-8.82 49.79
1.92 60.94

United Kingdom (UK) - Great Britain - England and Wales onshore, Scotland onshore and Western Isles nearshore including Sea of the Hebrides and The Minch; Isle of Man onshore.
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Definition: OGC Well Known Text

GEOGCS["OSGB70",
    DATUM["OSGB_1970_SN",
        SPHEROID["Airy 1830",6377563.396,299.3249646,
            AUTHORITY["EPSG","7001"]],
        AUTHORITY["EPSG","6278"]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4278"]]

Definition: OGC Well Known Text 2 (2019)

GEOGCRS["OSGB70",
    DATUM["OSGB 1970 (SN)",
        ELLIPSOID["Airy 1830",6377563.396,299.3249646,
            LENGTHUNIT["metre",1]]],
    PRIMEM["Greenwich",0,
        ANGLEUNIT["degree",0.0174532925199433]],
    CS[ellipsoidal,2],
        AXIS["geodetic latitude (Lat)",north,
            ORDER[1],
            ANGLEUNIT["degree",0.0174532925199433]],
        AXIS["geodetic longitude (Lon)",east,
            ORDER[2],
            ANGLEUNIT["degree",0.0174532925199433]],
    USAGE[
        SCOPE["Geodesy."],
        AREA["United Kingdom (UK) - Great Britain - England and Wales onshore, Scotland onshore and Western Isles nearshore including Sea of the Hebrides and The Minch; Isle of Man onshore."],
        BBOX[49.79,-8.82,60.94,1.92]],
    ID["EPSG",4278]]

Definition: ESRI Well Known Text

GEOGCS["GCS_OSGB_1970_SN",
    DATUM["D_OSGB_1970_SN",
        SPHEROID["Airy_1830",6377563.396,299.3249646]],
    PRIMEM["Greenwich",0.0],
    UNIT["Degree",0.0174532925199433]]

Definition: PROJ.4

+proj=longlat +ellps=airy +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4278","+proj=longlat +ellps=airy +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "OSGB70",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "OSGB 1970 (SN)",
        "ellipsoid": {
            "name": "Airy 1830",
            "semi_major_axis": 6377563.396,
            "inverse_flattening": 299.3249646
        }
    },
    "coordinate_system": {
        "subtype": "ellipsoidal",
        "axis": [
            {
                "name": "Geodetic latitude",
                "abbreviation": "Lat",
                "direction": "north",
                "unit": "degree"
            },
            {
                "name": "Geodetic longitude",
                "abbreviation": "Lon",
                "direction": "east",
                "unit": "degree"
            }
        ]
    },
    "scope": "Geodesy.",
    "area": "United Kingdom (UK) - Great Britain - England and Wales onshore, Scotland onshore and Western Isles nearshore including Sea of the Hebrides and The Minch; Isle of Man onshore.",
    "bbox": {
        "south_latitude": 49.79,
        "west_longitude": -8.82,
        "north_latitude": 60.94,
        "east_longitude": 1.92
    },
    "id": {
        "authority": "EPSG",
        "code": 4278
    }
}

Definition: GeoServer

4278=GEOGCS["OSGB70",DATUM["OSGB_1970_SN",SPHEROID["Airy 1830",6377563.396,299.3249646,AUTHORITY["EPSG","7001"]],AUTHORITY["EPSG","6278"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4278"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"ellps=airy"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +ellps=airy +no_defs +type=crs">
	<Layer srs="+proj=longlat +ellps=airy +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4278, 'EPSG', 4278, '+proj=longlat +ellps=airy +no_defs +type=crs', 'GEOGCS["OSGB70",DATUM["OSGB_1970_SN",SPHEROID["Airy 1830",6377563.396,299.3249646,AUTHORITY["EPSG","7001"]],AUTHORITY["EPSG","6278"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4278"]]');