EPSG:6955 DEPRECATED

Vietnam TM-3 Da Nang zone

Attributes

Data source: EPSG

Information source: Department of Surveying and Mapping (DoSM).

Revision date: 2014-10-23

Scope: Cadastre, topographic mapping (large scale).

Method: Transverse Mercator

Area of use: Vietnam - Quang Ninh province; Da Nang municipality and Quang Nam province; Ba Ria-Vung Tau, Dong Nai and Lam Dong provinces.

Description: (0,)

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Vietnam - Quang Ninh province; Da Nang municipality and Quang Nam province; Ba Ria-Vung Tau, Dong Nai and Lam Dong provinces.

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Definition: OGC Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["latitude_of_origin",0],
PARAMETER["central_meridian",107.75],
PARAMETER["scale_factor",0.9999],
PARAMETER["false_easting",0],
PARAMETER["false_northing",500000]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Vietnam TM-3 Da Nang zone",
    METHOD["Transverse Mercator",
        ID["EPSG",9807]],
    PARAMETER["Latitude of natural origin",0,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",107.75,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["Scale factor at natural origin",0.9999,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["False easting",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",500000,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",6955]]

Definition: ESRI Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["False_Easting",0.0],
PARAMETER["False_Northing",500000.0],
PARAMETER["Central_Meridian",107.75],
PARAMETER["Scale_Factor",0.9999],
PARAMETER["Latitude_Of_Origin",0.0]

Definition: PROJ.4

+proj=tmerc +lat_0=0 +lon_0=107.75 +k=0.9999 +x_0=0 +y_0=500000

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:6955","+proj=tmerc +lat_0=0 +lon_0=107.75 +k=0.9999 +x_0=0 +y_0=500000");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Vietnam TM-3 Da Nang zone",
    "method": {
        "name": "Transverse Mercator",
        "id": {
            "authority": "EPSG",
            "code": 9807
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 0,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": 107.75,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "Scale factor at natural origin",
            "value": 0.9999,
            "unit": "unity",
            "id": {
                "authority": "EPSG",
                "code": 8805
            }
        },
        {
            "name": "False easting",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 500000,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 6955
    }
}

Definition: GeoServer

6955=PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",107.75],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",500000]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=0"
	"lon_0=107.75"
	"k=0.9999"
	"x_0=0"
	"y_0=500000"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=0 +lon_0=107.75 +k=0.9999 +x_0=0 +y_0=500000">
	<Layer srs="+proj=tmerc +lat_0=0 +lon_0=107.75 +k=0.9999 +x_0=0 +y_0=500000">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 6955, 'EPSG', 6955, '+proj=tmerc +lat_0=0 +lon_0=107.75 +k=0.9999 +x_0=0 +y_0=500000', 'PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",107.75],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",500000]');