EPSG:29874 — Timbalai 1948 / RSO Sarawak LSD (m)

Projected · Malaysia - East Malaysia - Sarawak onshore

Export Formats

OGC WKT

PROJCS[
    "Timbalai 1948 / RSO Sarawak LSD (m)",
    GEOGCS[
        "Timbalai 1948",
        DATUM[
            "Timbalai_1948",
            SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],
            TOWGS84[-679,669,-48,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4298"]
    ],
    PROJECTION["Hotine_Oblique_Mercator"],
    PARAMETER["latitude_of_center",4],
    PARAMETER["longitude_of_center",115],
    PARAMETER["azimuth",53.3158204722222],
    PARAMETER["rectified_grid_angle",53.1301023611111],
    PARAMETER["scale_factor",0.99984],
    PARAMETER["false_easting",2000000],
    PARAMETER["false_northing",5000000],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","29874"]
]

WKT2

PROJCRS[
    "Timbalai 1948 / RSO Sarawak LSD (m)",
    BASEGEOGCRS[
        "Timbalai 1948",
        DATUM[
            "Timbalai 1948",
            ELLIPSOID[
                "Everest 1830 (1967 Definition)",
                6377298.556,
                300.8017,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7016]
            ],
            ID["EPSG",6298]
        ],
        ID["EPSG",4298]
    ],
    CONVERSION[
        "Rectified Skew Orthomorphic Sarawak LSD (metre)",
        METHOD["Hotine Oblique Mercator (variant A)",ID["EPSG",9812]],
        PARAMETER[
            "Latitude of projection centre",
            4,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8811]
        ],
        PARAMETER[
            "Longitude of projection centre",
            115,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8812]
        ],
        PARAMETER[
            "Azimuth at projection centre",
            53.3158204722225,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8813]
        ],
        PARAMETER[
            "Angle from Rectified to Skew Grid",
            53.1301023611114,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8814]
        ],
        PARAMETER[
            "Scale factor at projection centre",
            0.99984,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8815]
        ],
        PARAMETER[
            "False easting",
            2000000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            5000000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",19838]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",29874]
]

PROJ.4

+proj=omerc +no_uoff +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=2000000 +y_0=5000000 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:29874", "+proj=omerc +no_uoff +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=2000000 +y_0=5000000 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 29874,
  "name": "Timbalai 1948 / RSO Sarawak LSD (m)",
  "kind": "projected",
  "area": "Malaysia - East Malaysia - Sarawak onshore",
  "unit": "metre",
  "bbox": [
    0.85,
    109.54,
    5.03,
    115.69
  ],
  "proj4": "+proj=omerc +no_uoff +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=2000000 +y_0=5000000 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs +type=crs"
}

PostGIS

How to add a projection to PostGIS? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (29874, 'EPSG', 29874, '+proj=omerc +no_uoff +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=2000000 +y_0=5000000 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Timbalai 1948 / RSO Sarawak LSD (m)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",2000000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29874"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=omerc"
  "+no_uoff"
  "+lat_0=4"
  "+lonc=115"
  "+alpha=53.3158204722222"
  "+gamma=53.1301023611111"
  "+k=0.99984"
  "+x_0=2000000"
  "+y_0=5000000"
  "+ellps=evrstSS"
  "+towgs84=-679,669,-48,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

29874=PROJCS["Timbalai 1948 / RSO Sarawak LSD (m)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",2000000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29874"]]

Related Coordinate Systems

Available Transformations (8)

Transformations inherited from base CRS: EPSG:4298 (Timbalai 1948)

Transformation	Source → Target	Accuracy (m)
Timbalai 1948 to WGS 84 (5)	4298 → 4326	1
Timbalai 1948 to GDBD2009 (1)	4298 → 5246	1
Timbalai 1948 to WGS 84 (2)	4298 → 4326	5
Timbalai 1948 to WGS 84 (4)	4298 → 4326	5
Timbalai 1948 to WGS 84 (6)	4298 → 4326	6
Timbalai 1948 to WGS 84 (1)	4298 → 4326	19
Timbalai 1948 to WGS 84 (3)	4298 → 4326	100
Timbalai 1948 to GDBD2009 (1) Deprecated	4298 → 4326	1

Other CRS using Timbalai 1948

Frequently Asked Questions

How do I add EPSG:29874 to GeoServer?

Add the following definition to your GeoServer configuration:

29874=PROJCS["Timbalai 1948 / RSO Sarawak LSD (m)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",2000000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29874"]]

Read the full GeoServer guide →

How do I add EPSG:29874 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (29874, 'EPSG', 29874, '+proj=omerc +no_uoff +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=2000000 +y_0=5000000 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Timbalai 1948 / RSO Sarawak LSD (m)",GEOGCS["Timbalai 1948",DATUM["Timbalai_1948",SPHEROID["Everest 1830 (1967 Definition)",6377298.556,300.8017],TOWGS84[-679,669,-48,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4298"]],PROJECTION["Hotine_Oblique_Mercator"],PARAMETER["latitude_of_center",4],PARAMETER["longitude_of_center",115],PARAMETER["azimuth",53.3158204722222],PARAMETER["rectified_grid_angle",53.1301023611111],PARAMETER["scale_factor",0.99984],PARAMETER["false_easting",2000000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","29874"]]');

Read the full PostGIS guide →

How do I add EPSG:29874 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=omerc"
  "+no_uoff"
  "+lat_0=4"
  "+lonc=115"
  "+alpha=53.3158204722222"
  "+gamma=53.1301023611111"
  "+k=0.99984"
  "+x_0=2000000"
  "+y_0=5000000"
  "+ellps=evrstSS"
  "+towgs84=-679,669,-48,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:29874 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:29874", "+proj=omerc +no_uoff +lat_0=4 +lonc=115 +alpha=53.3158204722222 +gamma=53.1301023611111 +k=0.99984 +x_0=2000000 +y_0=5000000 +ellps=evrstSS +towgs84=-679,669,-48,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →

Type

Projected

Unit

metre

Geodetic CRS

Timbalai 1948

Datum

Timbalai 1948

Ellipsoid

Everest 1830 (1967 Definition)

Prime Meridian

Greenwich

Area of Use

Malaysia - East Malaysia - Sarawak onshore

Malaysia - East Malaysia - Sarawak onshore.

Coordinate System

Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.

Center Coordinates

2325404.39 5325216.36

Projected Bounds

5557104.04 1983391.512666286.86 5094043.63

WGS84 Bounds

5.03 109.54115.69 0.85

Data Source

EPSG

Information Source

Shell

Revision Date

2020-12-14

Scope

Engineering survey, topographic mapping.

Remarks

Used by the Land and Survey Department, Sarawak, Malaysia. Modified from Timbalai 1948 / RSO Borneo (m) CRS code 29873 by adding 2 million to the false easting and 5 million to the false northing.

EPSG

29874