ESRI
ESRI
OSGB 1936 National Highways A28H1
14710.74 349883.79
5081.36 289496.09
24488.02 410282.4
1.0741 50.9259
1.2785 52.007
Definition: OGC Well Known Text
PROJCS["OSGB36_National_Highways_A28H1", GEOGCS["OSGB36", DATUM["Ordnance_Survey_of_Great_Britain_1936", SPHEROID["Airy 1830",6377563.396,299.3249646, AUTHORITY["EPSG","7001"]], AUTHORITY["EPSG","6277"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4277"]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",49], PARAMETER["central_meridian",-2], PARAMETER["scale_factor",0.999415882527346], PARAMETER["false_easting",-205961.794596858], PARAMETER["false_northing",70986.8321183345], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["ESRI","112053"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["OSGB36_National_Highways_A28H1", BASEGEOGCRS["OSGB36", DATUM["Ordnance Survey of Great Britain 1936", ELLIPSOID["Airy 1830",6377563.396,299.3249646, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4277]], CONVERSION["OSGB36_National_Highways_A28H1", METHOD["Transverse Mercator", ID["EPSG",9807]], PARAMETER["Latitude of natural origin",49, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-2, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.999415882527346, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",-205961.794596858, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",70986.8321183345, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["(E)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["(N)",north, ORDER[2], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Not known."], AREA["UK - Highways England - A28"], BBOX[50.9259,1.0741,52.007,1.2785]], ID["ESRI",112053]]
Definition: ESRI Well Known Text
PROJCS["OSGB36_National_Highways_A28H1", GEOGCS["GCS_OSGB_1936", DATUM["D_OSGB_1936", SPHEROID["Airy_1830",6377563.396,299.3249646]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Transverse_Mercator"], PARAMETER["False_Easting",-205961.794596858], PARAMETER["False_Northing",70986.8321183345], PARAMETER["Central_Meridian",-2.0], PARAMETER["Scale_Factor",0.999415882527346], PARAMETER["Latitude_Of_Origin",49.0], UNIT["Meter",1.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "OSGB36_National_Highways_A28H1", "base_crs": { "name": "OSGB36", "datum": { "type": "GeodeticReferenceFrame", "name": "Ordnance Survey of Great Britain 1936", "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" } ] }, "id": { "authority": "EPSG", "code": 4277 } }, "conversion": { "name": "OSGB36_National_Highways_A28H1", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 49, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -2, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.999415882527346, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": -205961.794596858, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 70986.8321183345, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] }, "scope": "Not known.", "area": "UK - Highways England - A28", "bbox": { "south_latitude": 50.9259, "west_longitude": 1.0741, "north_latitude": 52.007, "east_longitude": 1.2785 }, "id": { "authority": "ESRI", "code": 112053 } }
Definition: GeoServer
112053=PROJCS["OSGB36_National_Highways_A28H1",GEOGCS["OSGB36",DATUM["Ordnance_Survey_of_Great_Britain_1936",SPHEROID["Airy 1830",6377563.396,299.3249646,AUTHORITY["EPSG","7001"]],AUTHORITY["EPSG","6277"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4277"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",49],PARAMETER["central_meridian",-2],PARAMETER["scale_factor",0.999415882527346],PARAMETER["false_easting",-205961.794596858],PARAMETER["false_northing",70986.8321183345],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","112053"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=tmerc +lat_0=49 +lon_0=-2 +k=0.999415882527346 +x_0=-205961.794596858 +y_0=70986.8321183345 +ellps=airy +units=m +no_defs +type=crs"> <Layer srs="+proj=tmerc +lat_0=49 +lon_0=-2 +k=0.999415882527346 +x_0=-205961.794596858 +y_0=70986.8321183345 +ellps=airy +units=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 112053, 'ESRI', 112053, '+proj=tmerc +lat_0=49 +lon_0=-2 +k=0.999415882527346 +x_0=-205961.794596858 +y_0=70986.8321183345 +ellps=airy +units=m +no_defs +type=crs', 'PROJCS["OSGB36_National_Highways_A28H1",GEOGCS["OSGB36",DATUM["Ordnance_Survey_of_Great_Britain_1936",SPHEROID["Airy 1830",6377563.396,299.3249646,AUTHORITY["EPSG","7001"]],AUTHORITY["EPSG","6277"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4277"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",49],PARAMETER["central_meridian",-2],PARAMETER["scale_factor",0.999415882527346],PARAMETER["false_easting",-205961.794596858],PARAMETER["false_northing",70986.8321183345],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","112053"]]');