EPSG:4321

Perak Revised Cassini Grid

Attributes

Data source: EPSG

Information source: Department of Survey and Mapping Malaysia. www.jupem.gov.my

Revision date: 2014-11-11

Scope: Cadastre.

Remarks: Origin is Gunung Hijau Larut. Replaces Perak Cassini grid. Replaced by GDM2000 Perak grid (code 19886).

Method: Cassini-Soldner

Area of use: Malaysia - West Malaysia - Perak.

Description: (0,)

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Malaysia - West Malaysia - Perak.

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Definition: OGC Well Known Text

PROJECTION["Cassini_Soldner"],
PARAMETER["latitude_of_origin",4.85938055555556],
PARAMETER["central_meridian",100.816766666667],
PARAMETER["false_easting",0],
PARAMETER["false_northing",133453.669]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Perak Revised Cassini Grid",
    METHOD["Cassini-Soldner",
        ID["EPSG",9806]],
    PARAMETER["Latitude of natural origin",4.85938055555556,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",100.816766666667,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["False easting",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",133453.669,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",4321]]

Definition: ESRI Well Known Text

PROJECTION["Cassini"],
PARAMETER["False_Easting",0.0],
PARAMETER["False_Northing",133453.669],
PARAMETER["Central_Meridian",100.816766666667],
PARAMETER["Scale_Factor",1.0],
PARAMETER["Latitude_Of_Origin",4.85938055555556]

Definition: PROJ.4

+proj=cass +lat_0=4.85938055555556 +lon_0=100.816766666667 +x_0=0 +y_0=133453.669

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4321","+proj=cass +lat_0=4.85938055555556 +lon_0=100.816766666667 +x_0=0 +y_0=133453.669");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Perak Revised Cassini Grid",
    "method": {
        "name": "Cassini-Soldner",
        "id": {
            "authority": "EPSG",
            "code": 9806
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 4.85938055555556,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": 100.816766666667,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "False easting",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 133453.669,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 4321
    }
}

Definition: GeoServer

4321=PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",4.85938055555556],PARAMETER["central_meridian",100.816766666667],PARAMETER["false_easting",0],PARAMETER["false_northing",133453.669]

Definition: MapServer - MAPfile

PROJECTION
	"proj=cass"
	"lat_0=4.85938055555556"
	"lon_0=100.816766666667"
	"x_0=0"
	"y_0=133453.669"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=cass +lat_0=4.85938055555556 +lon_0=100.816766666667 +x_0=0 +y_0=133453.669">
	<Layer srs="+proj=cass +lat_0=4.85938055555556 +lon_0=100.816766666667 +x_0=0 +y_0=133453.669">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4321, 'EPSG', 4321, '+proj=cass +lat_0=4.85938055555556 +lon_0=100.816766666667 +x_0=0 +y_0=133453.669', 'PROJECTION["Cassini_Soldner"],PARAMETER["latitude_of_origin",4.85938055555556],PARAMETER["central_meridian",100.816766666667],PARAMETER["false_easting",0],PARAMETER["false_northing",133453.669]');