EPSG:2327

Xian 1980 / Gauss-Kruger zone 13

Attributes

Unit: metre

Geodetic CRS: Xian 1980

Datum: Xian 1980

Ellipsoid: IAG 1975

Prime meridian: Greenwich

Data source: EPSG

Information source: OGP

Revision date: 2002-06-22

Scope: Topographic mapping (medium scale).

Remarks: Also found with truncated false easting - see Xian 1980 / [6-degree] Gauss-Kruger CM 75E (code 2338).

Area of use: China - west of 78°E.

Coordinate system: Cartesian 2D CS. Axes: northing, easting (X,Y). Orientations: north, east. UoM: m.

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SimpleMap

Center coordinates
13571345.25 4235008.82

Projected bounds:
13374665.35 3921191.52
13773407.72 4552717.34

WGS84 bounds:
73.62 35.42
78.01 41.07

China - west of 78°E.
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Definition: OGC Well Known Text

PROJCS["Xian 1980 / Gauss-Kruger zone 13",
    GEOGCS["Xian 1980",
        DATUM["Xian_1980",
            SPHEROID["IAG 1975",6378140,298.257,
                AUTHORITY["EPSG","7049"]],
            AUTHORITY["EPSG","6610"]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4610"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",75],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",13500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","2327"]]

Definition: OGC Well Known Text 2 (2019)

PROJCRS["Xian 1980 / Gauss-Kruger zone 13",
    BASEGEOGCRS["Xian 1980",
        DATUM["Xian 1980",
            ELLIPSOID["IAG 1975",6378140,298.257,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4610]],
    CONVERSION["6-degree Gauss-Kruger zone 13",
        METHOD["Transverse Mercator",
            ID["EPSG",9807]],
        PARAMETER["Latitude of natural origin",0,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8801]],
        PARAMETER["Longitude of natural origin",75,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8802]],
        PARAMETER["Scale factor at natural origin",1,
            SCALEUNIT["unity",1],
            ID["EPSG",8805]],
        PARAMETER["False easting",13500000,
            LENGTHUNIT["metre",1],
            ID["EPSG",8806]],
        PARAMETER["False northing",0,
            LENGTHUNIT["metre",1],
            ID["EPSG",8807]]],
    CS[Cartesian,2],
        AXIS["northing (X)",north,
            ORDER[1],
            LENGTHUNIT["metre",1]],
        AXIS["easting (Y)",east,
            ORDER[2],
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Topographic mapping (medium scale)."],
        AREA["China - west of 78°E."],
        BBOX[35.42,73.62,41.07,78.01]],
    ID["EPSG",2327]]

Definition: ESRI Well Known Text

PROJCS["Xian_1980_GK_Zone_13",
    GEOGCS["GCS_Xian_1980",
        DATUM["D_Xian_1980",
            SPHEROID["Xian_1980",6378140.0,298.257]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]],
    PROJECTION["Gauss_Kruger"],
    PARAMETER["False_Easting",13500000.0],
    PARAMETER["False_Northing",0.0],
    PARAMETER["Central_Meridian",75.0],
    PARAMETER["Scale_Factor",1.0],
    PARAMETER["Latitude_Of_Origin",0.0],
    UNIT["Meter",1.0]]

Definition: PROJ.4

+proj=tmerc +lat_0=0 +lon_0=75 +k=1 +x_0=13500000 +y_0=0 +ellps=IAU76 +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:2327","+proj=tmerc +lat_0=0 +lon_0=75 +k=1 +x_0=13500000 +y_0=0 +ellps=IAU76 +units=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "ProjectedCRS",
    "name": "Xian 1980 / Gauss-Kruger zone 13",
    "base_crs": {
        "name": "Xian 1980",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Xian 1980",
            "ellipsoid": {
                "name": "IAG 1975",
                "semi_major_axis": 6378140,
                "inverse_flattening": 298.257
            }
        },
        "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": 4610
        }
    },
    "conversion": {
        "name": "6-degree Gauss-Kruger zone 13",
        "method": {
            "name": "Transverse Mercator",
            "id": {
                "authority": "EPSG",
                "code": 9807
            }
        },
        "parameters": [
            {
                "name": "Latitude of natural origin",
                "value": 0,
                "unit": "degree",
                "id": {
                    "authority": "EPSG",
                    "code": 8801
                }
            },
            {
                "name": "Longitude of natural origin",
                "value": 75,
                "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": 13500000,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8806
                }
            },
            {
                "name": "False northing",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8807
                }
            }
        ]
    },
    "coordinate_system": {
        "subtype": "Cartesian",
        "axis": [
            {
                "name": "Northing",
                "abbreviation": "X",
                "direction": "north",
                "unit": "metre"
            },
            {
                "name": "Easting",
                "abbreviation": "Y",
                "direction": "east",
                "unit": "metre"
            }
        ]
    },
    "scope": "Topographic mapping (medium scale).",
    "area": "China - west of 78°E.",
    "bbox": {
        "south_latitude": 35.42,
        "west_longitude": 73.62,
        "north_latitude": 41.07,
        "east_longitude": 78.01
    },
    "id": {
        "authority": "EPSG",
        "code": 2327
    }
}

Definition: GeoServer

2327=PROJCS["Xian 1980 / Gauss-Kruger zone 13",GEOGCS["Xian 1980",DATUM["Xian_1980",SPHEROID["IAG 1975",6378140,298.257,AUTHORITY["EPSG","7049"]],AUTHORITY["EPSG","6610"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4610"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",75],PARAMETER["scale_factor",1],PARAMETER["false_easting",13500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2327"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=0"
	"lon_0=75"
	"k=1"
	"x_0=13500000"
	"y_0=0"
	"ellps=IAU76"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=0 +lon_0=75 +k=1 +x_0=13500000 +y_0=0 +ellps=IAU76 +units=m +no_defs +type=crs">
	<Layer srs="+proj=tmerc +lat_0=0 +lon_0=75 +k=1 +x_0=13500000 +y_0=0 +ellps=IAU76 +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 2327, 'EPSG', 2327, '+proj=tmerc +lat_0=0 +lon_0=75 +k=1 +x_0=13500000 +y_0=0 +ellps=IAU76 +units=m +no_defs +type=crs', 'PROJCS["Xian 1980 / Gauss-Kruger zone 13",GEOGCS["Xian 1980",DATUM["Xian_1980",SPHEROID["IAG 1975",6378140,298.257,AUTHORITY["EPSG","7049"]],AUTHORITY["EPSG","6610"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4610"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",75],PARAMETER["scale_factor",1],PARAMETER["false_easting",13500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2327"]]');