EPSG:3167

Kertau (RSO) / RSO Malaya (ch)

Available transformations
to EPSG:4326
EPSG:4326 - WGS 84

  • Malaysia - West Malaysia; Singapore. , accuracy 15.0 m, code 8659 (default)

Selected transformation

Remarks: Step 1 is necessary to rescale the grid units before using step 2.

Information source: OGP

Revision date: 2020-03-14

Attributes

Unit: British chain (Sears 1922 truncated)

Geodetic CRS: Kertau (RSO)

Datum: Kertau (RSO)

Ellipsoid: Everest 1830 (RSO 1969)

Prime meridian: Greenwich

Data source: EPSG

Information source: Defence Geographic Centre.

Revision date: 2006-08-14

Scope: Engineering survey, topographic mapping.

Remarks: See Kertau (RSO) / RSO Malaya (m) (CRS code 3168) for metric equivalent. Replaced by GDM2000 / Peninsula RSO (CRS code 3375).

Area of use: Malaysia - West Malaysia onshore.

Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: chSe(T).

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Center coordinates
22657.62 21583.45

Projected bounds:
8755.83 6210.98
36489.88 37000.93

WGS84 bounds:
99.59 1.13
104.6 6.72

Malaysia - West Malaysia; Singapore.
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Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        PROJCRS["Kertau (RSO) / RSO Malaya (ch)",
            BASEGEOGCRS["Kertau (RSO)",
                DATUM["Kertau (RSO)",
                    ELLIPSOID["Everest 1830 (RSO 1969)",6377295.664,300.8017,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",4751]],
            CONVERSION["Rectified Skew Orthomorphic Malaya Grid (chain)",
                METHOD["Hotine Oblique Mercator (variant A)",
                    ID["EPSG",9812]],
                PARAMETER["Latitude of projection centre",4,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8811]],
                PARAMETER["Longitude of projection centre",102.25,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8812]],
                PARAMETER["Azimuth of initial line",323.0257905,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8813]],
                PARAMETER["Angle from Rectified to Skew Grid",323.130102361111,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8814]],
                PARAMETER["Scale factor on initial line",0.99984,
                    SCALEUNIT["unity",1],
                    ID["EPSG",8815]],
                PARAMETER["False easting",40000,
                    LENGTHUNIT["British chain (Sears 1922 truncated)",20.116756],
                    ID["EPSG",8806]],
                PARAMETER["False northing",0,
                    LENGTHUNIT["British chain (Sears 1922 truncated)",20.116756],
                    ID["EPSG",8807]]],
            CS[Cartesian,2],
                AXIS["(E)",east,
                    ORDER[1],
                    LENGTHUNIT["British chain (Sears 1922 truncated)",20.116756]],
                AXIS["(N)",north,
                    ORDER[2],
                    LENGTHUNIT["British chain (Sears 1922 truncated)",20.116756]],
            ID["EPSG",3167]]],
    TARGETCRS[
        GEOGCRS["Kertau 1968",
            DATUM["Kertau 1968",
                ELLIPSOID["Everest 1830 Modified",6377304.063,300.8017,
                    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",4245]]],
    ABRIDGEDTRANSFORMATION["Kertau (RSO) to Kertau 1968 (1)",
        METHOD["Geocentric translations (geog2D domain)",
            ID["EPSG",9603]],
        PARAMETER["X-axis translation",0,
            ID["EPSG",8605]],
        PARAMETER["Y-axis translation",0,
            ID["EPSG",8606]],
        PARAMETER["Z-axis translation",0,
            ID["EPSG",8607]],
        ID["EPSG",15896]]]

Definition: PROJ.4

+proj=omerc +no_uoff +lat_0=4 +lonc=102.25 +alpha=323.0257905 +gamma=323.130102361111 +k=0.99984 +x_0=804670.24 +y_0=0 +ellps=evrst69 +towgs84=-11,851,5,0,0,0,0 +to_meter=20.116756 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:3167","+proj=omerc +no_uoff +lat_0=4 +lonc=102.25 +alpha=323.0257905 +gamma=323.130102361111 +k=0.99984 +x_0=804670.24 +y_0=0 +ellps=evrst69 +towgs84=-11,851,5,0,0,0,0 +to_meter=20.116756 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "Kertau (RSO) / RSO Malaya (ch)",
        "base_crs": {
            "name": "Kertau (RSO)",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "Kertau (RSO)",
                "ellipsoid": {
                    "name": "Everest 1830 (RSO 1969)",
                    "semi_major_axis": 6377295.664,
                    "inverse_flattening": 300.8017
                }
            },
            "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": 4751
            }
        },
        "conversion": {
            "name": "Rectified Skew Orthomorphic Malaya Grid (chain)",
            "method": {
                "name": "Hotine Oblique Mercator (variant A)",
                "id": {
                    "authority": "EPSG",
                    "code": 9812
                }
            },
            "parameters": [
                {
                    "name": "Latitude of projection centre",
                    "value": 4,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8811
                    }
                },
                {
                    "name": "Longitude of projection centre",
                    "value": 102.25,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8812
                    }
                },
                {
                    "name": "Azimuth of initial line",
                    "value": 323.0257905,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8813
                    }
                },
                {
                    "name": "Angle from Rectified to Skew Grid",
                    "value": 323.130102361111,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8814
                    }
                },
                {
                    "name": "Scale factor on initial line",
                    "value": 0.99984,
                    "unit": "unity",
                    "id": {
                        "authority": "EPSG",
                        "code": 8815
                    }
                },
                {
                    "name": "False easting",
                    "value": 40000,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "British chain (Sears 1922 truncated)",
                        "conversion_factor": 20.116756
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8806
                    }
                },
                {
                    "name": "False northing",
                    "value": 0,
                    "unit": {
                        "type": "LinearUnit",
                        "name": "British chain (Sears 1922 truncated)",
                        "conversion_factor": 20.116756
                    },
                    "id": {
                        "authority": "EPSG",
                        "code": 8807
                    }
                }
            ]
        },
        "coordinate_system": {
            "subtype": "Cartesian",
            "axis": [
                {
                    "name": "Easting",
                    "abbreviation": "E",
                    "direction": "east",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "British chain (Sears 1922 truncated)",
                        "conversion_factor": 20.116756
                    }
                },
                {
                    "name": "Northing",
                    "abbreviation": "N",
                    "direction": "north",
                    "unit": {
                        "type": "LinearUnit",
                        "name": "British chain (Sears 1922 truncated)",
                        "conversion_factor": 20.116756
                    }
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 3167
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "Kertau 1968",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "Kertau 1968",
            "ellipsoid": {
                "name": "Everest 1830 Modified",
                "semi_major_axis": 6377304.063,
                "inverse_flattening": 300.8017
            }
        },
        "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": 4245
        }
    },
    "transformation": {
        "name": "Kertau (RSO) to Kertau 1968 (1)",
        "method": {
            "name": "Geocentric translations (geog2D domain)",
            "id": {
                "authority": "EPSG",
                "code": 9603
            }
        },
        "parameters": [
            {
                "name": "X-axis translation",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8605
                }
            },
            {
                "name": "Y-axis translation",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8606
                }
            },
            {
                "name": "Z-axis translation",
                "value": 0,
                "unit": "metre",
                "id": {
                    "authority": "EPSG",
                    "code": 8607
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 15896
        }
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=omerc"
	"no_uoff"
	"lat_0=4"
	"lonc=102.25"
	"alpha=323.0257905"
	"gamma=323.130102361111"
	"k=0.99984"
	"x_0=804670.24"
	"y_0=0"
	"ellps=evrst69"
	"towgs84=-11,851,5,0,0,0,0"
	"to_meter=20.116756"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=omerc +no_uoff +lat_0=4 +lonc=102.25 +alpha=323.0257905 +gamma=323.130102361111 +k=0.99984 +x_0=804670.24 +y_0=0 +ellps=evrst69 +towgs84=-11,851,5,0,0,0,0 +to_meter=20.116756 +no_defs +type=crs">
	<Layer srs="+proj=omerc +no_uoff +lat_0=4 +lonc=102.25 +alpha=323.0257905 +gamma=323.130102361111 +k=0.99984 +x_0=804670.24 +y_0=0 +ellps=evrst69 +towgs84=-11,851,5,0,0,0,0 +to_meter=20.116756 +no_defs +type=crs">
	</Layer>
</Map>