EPSG:1338

CWS13 Intermediate Reference Frame

Attributes

Ellipsoid: GRS 1980

Prime meridian: Greenwich

Data source: EPSG

Information source: Network Rail.

Revision date: 2023-01-12

Scope: Engineering survey and topographic mapping for railway applications.

Remarks: Created in 2022 to support intermediate CRS CWS13-IRF in the emulation of the CWS13 Snake map projection.

Area of use: United Kingdom (UK) - on or related to the rail route from from Chester via Wrexham to Shrewsbury.

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WGS84 bounds:
-2.65 52.5
-3.16 53.26

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Definition: OGC Well Known Text

DATUM["CWS13_Intermediate_Reference_Frame",
    SPHEROID["GRS 1980",6378137,298.257222101,
        AUTHORITY["EPSG","7019"]],
    AUTHORITY["EPSG","1338"]]

Definition: OGC Well Known Text 2 (2019)

DATUM["CWS13 Intermediate Reference Frame",
    ELLIPSOID["GRS 1980",6378137,298.257222101,
        LENGTHUNIT["metre",1]],
    ID["EPSG",1338]]

Definition: ESRI Well Known Text

DATUM["CWS13_Intermediate_Reference_Frame",
    SPHEROID["GRS_1980",6378137.0,298.257222101]]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeodeticReferenceFrame",
    "name": "CWS13 Intermediate Reference Frame",
    "ellipsoid": {
        "name": "GRS 1980",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257222101
    },
    "scope": "Engineering survey and topographic mapping for railway applications.",
    "area": "United Kingdom (UK) - on or related to the rail route from from Chester via Wrexham to Shrewsbury.",
    "bbox": {
        "south_latitude": 52.5,
        "west_longitude": -3.16,
        "north_latitude": 53.26,
        "east_longitude": -2.65
    },
    "id": {
        "authority": "EPSG",
        "code": 1338
    }
}

Definition: GeoServer

1338-datum=DATUM["CWS13_Intermediate_Reference_Frame",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1338"]]