degree (supplier to define representation)
HS2 Intermediate Reference Frame
EPSG
HS2 Limited.
2020-07-01
Engineering survey for HS2 project phases 1 and 2a.
Intermediate CRS created to assist the emulation of the ETRS89 / HS2P1+14 SnakeGrid projected CRS through transformation HS2-IRF to ETRS89 (1) (code 9302) used in conjunction with the HS2-TM map projection (code 9301).
Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree
-1.38 52.38
-2.75 51.45
0.0 53.3
Definition: OGC Well Known Text
GEOGCS["HS2-IRF", DATUM["HS2_Intermediate_Reference_Frame", SPHEROID["GRS 1980",6378137,298.257222101, AUTHORITY["EPSG","7019"]], AUTHORITY["EPSG","1264"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","9299"]]
Definition: OGC Well Known Text 2 (2019)
GEOGCRS["HS2-IRF", DATUM["HS2 Intermediate Reference Frame", ELLIPSOID["GRS 1980",6378137,298.257222101, 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["Engineering survey for HS2 project phases 1 and 2a."], AREA["United Kingdom (UK) - HS2 phases 1 and 2a railway corridor from London to Birmingham, Lichfield and Crewe."], BBOX[51.45,-2.75,53.3,0]], ID["EPSG",9299]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "GeographicCRS", "name": "HS2-IRF", "datum": { "type": "GeodeticReferenceFrame", "name": "HS2 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" } ] }, "scope": "Engineering survey for HS2 project phases 1 and 2a.", "area": "United Kingdom (UK) - HS2 phases 1 and 2a railway corridor from London to Birmingham, Lichfield and Crewe.", "bbox": { "south_latitude": 51.45, "west_longitude": -2.75, "north_latitude": 53.3, "east_longitude": 0 }, "id": { "authority": "EPSG", "code": 9299 } }
Definition: GeoServer
9299=GEOGCS["HS2-IRF",DATUM["HS2_Intermediate_Reference_Frame",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1264"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","9299"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=longlat +ellps=GRS80 +no_defs +type=crs"> <Layer srs="+proj=longlat +ellps=GRS80 +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 9299, 'EPSG', 9299, '+proj=longlat +ellps=GRS80 +no_defs +type=crs', 'GEOGCS["HS2-IRF",DATUM["HS2_Intermediate_Reference_Frame",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1264"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","9299"]]');