EPSG:4751 — Kertau (RSO)

Geographic 2D · Asia - Malaysia (west) and Singapore

Export Formats

OGC WKT

GEOGCS[
    "Kertau (RSO)",
    DATUM[
        "Kertau_RSO",
        SPHEROID["Everest 1830 (RSO 1969)",6377295.664,300.8017],
        TOWGS84[0,0,0,0,0,0,0]
    ],
    PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4751"]
]

WKT2

GEOGCRS[
    "Kertau (RSO)",
    DATUM[
        "Kertau (RSO)",
        ELLIPSOID[
            "Everest 1830 (RSO 1969)",
            6377295.664,
            300.8017,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",7056]
        ],
        ID["EPSG",6751]
    ],
    CS[ellipsoidal,2,ID["EPSG",6422]],
    AXIS["Geodetic latitude (Lat)",north],
    AXIS["Geodetic longitude (Lon)",east],
    ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
    ID["EPSG",4751]
]

PROJ.4

+proj=longlat +ellps=evrst69 +towgs84=0,0,0,0,0,0,0 +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:4751", "+proj=longlat +ellps=evrst69 +towgs84=0,0,0,0,0,0,0 +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 4751,
  "name": "Kertau (RSO)",
  "kind": "geographic 2D",
  "area": "Asia - Malaysia (west) and Singapore",
  "unit": "degree (supplier to define representation)",
  "bbox": [
    1.13,
    99.59,
    6.72,
    104.6
  ],
  "proj4": "+proj=longlat +ellps=evrst69 +towgs84=0,0,0,0,0,0,0 +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 (4751, 'EPSG', 4751, '+proj=longlat +ellps=evrst69 +towgs84=0,0,0,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Kertau (RSO)",DATUM["Kertau_RSO",SPHEROID["Everest 1830 (RSO 1969)",6377295.664,300.8017],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4751"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=longlat"
  "+ellps=evrst69"
  "+towgs84=0,0,0,0,0,0,0"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

4751=GEOGCS["Kertau (RSO)",DATUM["Kertau_RSO",SPHEROID["Everest 1830 (RSO 1969)",6377295.664,300.8017],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4751"]]

Related Coordinate Systems

Available Transformations (2)

Transformation	Source → Target	Accuracy (m)
Kertau (RSO) to Kertau 1968 (1)	4751 → 4245	0
Kertau (RSO) to WGS 84 (1)	4751 → 4326	15

Other CRS using Kertau (RSO)

Frequently Asked Questions

How do I add EPSG:4751 to GeoServer?

Add the following definition to your GeoServer configuration:

4751=GEOGCS["Kertau (RSO)",DATUM["Kertau_RSO",SPHEROID["Everest 1830 (RSO 1969)",6377295.664,300.8017],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4751"]]

Read the full GeoServer guide →

How do I add EPSG:4751 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (4751, 'EPSG', 4751, '+proj=longlat +ellps=evrst69 +towgs84=0,0,0,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Kertau (RSO)",DATUM["Kertau_RSO",SPHEROID["Everest 1830 (RSO 1969)",6377295.664,300.8017],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4751"]]');

Read the full PostGIS guide →

How do I add EPSG:4751 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=longlat"
  "+ellps=evrst69"
  "+towgs84=0,0,0,0,0,0,0"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:4751 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:4751", "+proj=longlat +ellps=evrst69 +towgs84=0,0,0,0,0,0,0 +no_defs +type=crs");

Read the full Proj4js guide →