EPSG:9455

GBK19-TM

Attributes

Data source: EPSG

Information source: Network Rail.

Revision date: 2021-05-13

Scope: Engineering survey and topographic mapping for railway applications.

Remarks: In conjunction with transformation ETRS89 to GBK19-IRF (1) (code 9454), emulates the GBK19 Snake projection.

Method: Transverse Mercator

Area of use: United Kingdom (UK) - on or related to the rail route from Glasgow to Kilmarnock via Barrhead and the branch to East Kilbride.

Description: (0,)

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United Kingdom (UK) - on or related to the rail route from Glasgow to Kilmarnock via Barrhead and the branch to East Kilbride.

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Definition: OGC Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["latitude_of_origin",55.75],
PARAMETER["central_meridian",-4.35],
PARAMETER["scale_factor",1],
PARAMETER["false_easting",93720.394],
PARAMETER["false_northing",113870.493]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["GBK19-TM",
    METHOD["Transverse Mercator",
        ID["EPSG",9807]],
    PARAMETER["Latitude of natural origin",55.75,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",-4.35,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["Scale factor at natural origin",1,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["False easting",93720.394,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",113870.493,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",9455]]

Definition: ESRI Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["False_Easting",93720.394],
PARAMETER["False_Northing",113870.493],
PARAMETER["Central_Meridian",-4.35],
PARAMETER["Scale_Factor",1.0],
PARAMETER["Latitude_Of_Origin",55.75]

Definition: PROJ.4

+proj=tmerc +lat_0=55.75 +lon_0=-4.35 +k=1 +x_0=93720.394 +y_0=113870.493

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:9455","+proj=tmerc +lat_0=55.75 +lon_0=-4.35 +k=1 +x_0=93720.394 +y_0=113870.493");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "GBK19-TM",
    "method": {
        "name": "Transverse Mercator",
        "id": {
            "authority": "EPSG",
            "code": 9807
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 55.75,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": -4.35,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "Scale factor at natural origin",
            "value": 1,
            "unit": "unity",
            "id": {
                "authority": "EPSG",
                "code": 8805
            }
        },
        {
            "name": "False easting",
            "value": 93720.394,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 113870.493,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 9455
    }
}

Definition: GeoServer

9455=PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",55.75],PARAMETER["central_meridian",-4.35],PARAMETER["scale_factor",1],PARAMETER["false_easting",93720.394],PARAMETER["false_northing",113870.493]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=55.75"
	"lon_0=-4.35"
	"k=1"
	"x_0=93720.394"
	"y_0=113870.493"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=55.75 +lon_0=-4.35 +k=1 +x_0=93720.394 +y_0=113870.493">
	<Layer srs="+proj=tmerc +lat_0=55.75 +lon_0=-4.35 +k=1 +x_0=93720.394 +y_0=113870.493">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 9455, 'EPSG', 9455, '+proj=tmerc +lat_0=55.75 +lon_0=-4.35 +k=1 +x_0=93720.394 +y_0=113870.493', 'PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",55.75],PARAMETER["central_meridian",-4.35],PARAMETER["scale_factor",1],PARAMETER["false_easting",93720.394],PARAMETER["false_northing",113870.493]');