metre
Engineering survey and topographic mapping for railway applications.
None
United Kingdom (UK) - on or related to the rail route from Crewe via Chester to Holyhead.
Data Source: EPSG v11.016 2024-08-31
Datum: CNH22 Intermediate Reference Frame
Coordinate System: Undefined
Projection: Undefined
Geodetic CRS: Undefined
COMPOUNDCRS["CNH22 Grid + ODN height", PROJCRS["CNH22 Grid", BASEGEOGCRS["CNH22-IRF", DATUM["CNH22 Intermediate Reference Frame", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",10191]], CONVERSION["CNH22-LCC", METHOD["Lambert Conic Conformal (2SP)", ID["EPSG",9802]], PARAMETER["Latitude of false origin",53.25, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8821]], PARAMETER["Longitude of false origin",-3.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8822]], PARAMETER["Latitude of 1st standard parallel",53.1, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8823]], PARAMETER["Latitude of 2nd standard parallel",53.4, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8824]], PARAMETER["Easting at false origin",212548.8756, LENGTHUNIT["metre",1], ID["EPSG",8826]], PARAMETER["Northing at false origin",495230.9254, LENGTHUNIT["metre",1], ID["EPSG",8827]]], CS[Cartesian,2], AXIS["(E)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["(N)",north, ORDER[2], LENGTHUNIT["metre",1]]], VERTCRS["ODN height", VDATUM["Ordnance Datum Newlyn"], CS[vertical,1], AXIS["gravity-related height (H)",up, LENGTHUNIT["metre",1]]], USAGE[ SCOPE["Engineering survey and topographic mapping for railway applications."], AREA["United Kingdom (UK) - on or related to the rail route from Crewe via Chester to Holyhead."], BBOX[53.02,-4.71,53.46,-2.28]], ID["EPSG",10195]]
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "CompoundCRS", "name": "CNH22 Grid + ODN height", "components": [ { "type": "ProjectedCRS", "name": "CNH22 Grid", "base_crs": { "name": "CNH22-IRF", "datum": { "type": "GeodeticReferenceFrame", "name": "CNH22 Intermediate Reference Frame", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "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": 10191 } }, "conversion": { "name": "CNH22-LCC", "method": { "name": "Lambert Conic Conformal (2SP)", "id": { "authority": "EPSG", "code": 9802 } }, "parameters": [ { "name": "Latitude of false origin", "value": 53.25, "unit": "degree", "id": { "authority": "EPSG", "code": 8821 } }, { "name": "Longitude of false origin", "value": -3.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8822 } }, { "name": "Latitude of 1st standard parallel", "value": 53.1, "unit": "degree", "id": { "authority": "EPSG", "code": 8823 } }, { "name": "Latitude of 2nd standard parallel", "value": 53.4, "unit": "degree", "id": { "authority": "EPSG", "code": 8824 } }, { "name": "Easting at false origin", "value": 212548.8756, "unit": "metre", "id": { "authority": "EPSG", "code": 8826 } }, { "name": "Northing at false origin", "value": 495230.9254, "unit": "metre", "id": { "authority": "EPSG", "code": 8827 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] } }, { "type": "VerticalCRS", "name": "ODN height", "datum": { "type": "VerticalReferenceFrame", "name": "Ordnance Datum Newlyn" }, "coordinate_system": { "subtype": "vertical", "axis": [ { "name": "Gravity-related height", "abbreviation": "H", "direction": "up", "unit": "metre" } ] } } ], "scope": "Engineering survey and topographic mapping for railway applications.", "area": "United Kingdom (UK) - on or related to the rail route from Crewe via Chester to Holyhead.", "bbox": { "south_latitude": 53.02, "west_longitude": -4.71, "north_latitude": 53.46, "east_longitude": -2.28 }, "id": { "authority": "EPSG", "code": 10195 } }
{'crs_wkt': 'COMPOUNDCRS["CNH22 Grid + ODN height",PROJCRS["CNH22 ' 'Grid",BASEGEOGCRS["CNH22-IRF",DATUM["CNH22 Intermediate Reference ' 'Frame",ELLIPSOID["GRS ' '1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",10191]],CONVERSION["CNH22-LCC",METHOD["Lambert ' 'Conic Conformal (2SP)",ID["EPSG",9802]],PARAMETER["Latitude of ' 'false ' 'origin",53.25,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8821]],PARAMETER["Longitude ' 'of false ' 'origin",-3.5,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8822]],PARAMETER["Latitude ' 'of 1st standard ' 'parallel",53.1,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8823]],PARAMETER["Latitude ' 'of 2nd standard ' 'parallel",53.4,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8824]],PARAMETER["Easting ' 'at false ' 'origin",212548.8756,LENGTHUNIT["metre",1],ID["EPSG",8826]],PARAMETER["Northing ' 'at false ' 'origin",495230.9254,LENGTHUNIT["metre",1],ID["EPSG",8827]]],CS[Cartesian,2],AXIS["(E)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["(N)",north,ORDER[2],LENGTHUNIT["metre",1]]],VERTCRS["ODN ' 'height",VDATUM["Ordnance Datum ' 'Newlyn"],CS[vertical,1],AXIS["gravity-related height ' '(H)",up,LENGTHUNIT["metre",1]]],USAGE[SCOPE["Engineering survey ' 'and topographic mapping for railway applications."],AREA["United ' 'Kingdom (UK) - on or related to the rail route from Crewe via ' 'Chester to ' 'Holyhead."],BBOX[53.02,-4.71,53.46,-2.28]],ID["EPSG",10195]]', 'false_easting': 212548.8756, 'false_northing': 495230.9254, 'geographic_crs_name': 'CNH22-IRF', 'geopotential_datum_name': 'Ordnance Datum Newlyn', 'grid_mapping_name': 'lambert_conformal_conic', 'horizontal_datum_name': 'CNH22 Intermediate Reference Frame', 'inverse_flattening': 298.257222101, 'latitude_of_projection_origin': 53.25, 'longitude_of_central_meridian': -3.5, 'longitude_of_prime_meridian': 0.0, 'prime_meridian_name': 'Greenwich', 'projected_crs_name': 'CNH22 Grid', 'reference_ellipsoid_name': 'GRS 1980', 'semi_major_axis': 6378137.0, 'semi_minor_axis': 6356752.314140356, 'standard_parallel': (53.1, 53.4)}