Tokyo 1892 / Korea East Sea Belt

Republic of Korea (South Korea) - onshore. , accuracy 1.0 m, code 5192 (default)

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Remarks:

Information source: OGP

Revision date: 2020-03-14

Attributes

Unit: metre

Geodetic CRS: Tokyo 1892

Datum: Tokyo 1892

Ellipsoid: Bessel 1841

Prime meridian: Greenwich

Data source: EPSG

Information source: OGP based on projection information from National Geographic Information Institute (NGII) and by Clifford J. Mugnier in Photogrammetric Engineering & Remote Sensing November 1999, http://www.asprs.org

Revision date: 2010-07-07

Scope: Cadastre, engineering survey, topographic mapping (large and medium scale).

Remarks: Sometimes incorrectly assumed to be Tokyo 1918 / Korea East Sea Belt, a system that was never put into use. In South Korea, replaced by Korean 1985 / East Sea Belt (CRS code 5167).

Area of use: Democratic People's Republic of Korea (North Korea) and Republic of Korea (South Korea) - onshore east of 130°E.

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

Covered area powered by MapTiler

Center coordinates
-91723.86 270356.39

Projected bounds:
-404252.48 -39533.9
200887.83 590658.83

WGS84 bounds:
124.53 33.14
131.01 38.64

Republic of Korea (South Korea) - onshore.

Definition: OGC Well Known Text 2 (2019)

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BOUNDCRS[
    SOURCECRS[
        PROJCRS["Tokyo 1892 / Korea East Sea Belt",
            BASEGEOGCRS["Tokyo 1892",
                DATUM["Tokyo 1892",
                    ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",5132]],
            CONVERSION["Korea East Sea Belt",
                METHOD["Transverse Mercator",
                    ID["EPSG",9807]],
                PARAMETER["Latitude of natural origin",38,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8801]],
                PARAMETER["Longitude of natural origin",131,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8802]],
                PARAMETER["Scale factor at natural origin",1,
                    SCALEUNIT["unity",1],
                    ID["EPSG",8805]],
                PARAMETER["False easting",200000,
                    LENGTHUNIT["metre",1],
                    ID["EPSG",8806]],
                PARAMETER["False northing",500000,
                    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]],
            ID["EPSG",5172]]],
    TARGETCRS[
        GEOGCRS["Korean 1985",
            DATUM["Korean Datum 1985",
                ELLIPSOID["Bessel 1841",6377397.155,299.1528128,
                    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]],
            ID["EPSG",4162]]],
    ABRIDGEDTRANSFORMATION["Tokyo 1892 to Korean 1985 (1)",
        METHOD["Longitude rotation",
            ID["EPSG",9601]],
        PARAMETER["Longitude offset",10.405,
            ID["EPSG",8602]],
        ID["EPSG",5134]]]

Definition: JSON

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{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "Tokyo 1892 / Korea East Sea Belt",
        "base_crs": {
            "name": "Tokyo 1892",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "Tokyo 1892",
                "ellipsoid": {
                    "name": "Bessel 1841",
                    "semi_major_axis": 6377397.155,
                    "inverse_flattening": 299.1528128
                }
            },
            "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": 5132
            }
        },
        "conversion": {
            "name": "Korea East Sea Belt",
            "method": {
                "name": "Transverse Mercator",
                "id": {
                    "authority": "EPSG",
                    "code": 9807
                }
            },
            "parameters": [
                {
                    "name": "Latitude of natural origin",
                    "value": 38,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8801
                    }
                },
                {
                    "name": "Longitude of natural origin",
                    "value": 131,
                    "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": 200000,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8806
                    }
                },
                {
                    "name": "False northing",
                    "value": 500000,
                    "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"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 5172
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "Korean 1985",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Korean Datum 1985",
            "ellipsoid": {
                "name": "Bessel 1841",
                "semi_major_axis": 6377397.155,
                "inverse_flattening": 299.1528128
            }
        },
        "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": 4162
        }
    },
    "transformation": {
        "name": "Tokyo 1892 to Korean 1985 (1)",
        "method": {
            "name": "Longitude rotation",
            "id": {
                "authority": "EPSG",
                "code": 9601
            }
        },
        "parameters": [
            {
                "name": "Longitude offset",
                "value": 10.405,
                "unit": {
                    "type": "Unit",
                    "name": "",
                    "conversion_factor": 1
                },
                "id": {
                    "authority": "EPSG",
                    "code": 8602
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 5134
        }
    }
}

EPSG:5172