EPSG:3406 — VN-2000 / UTM zone 49N

Projected · Vietnam - east of 108°E onshore

Export Formats

OGC WKT

PROJCS[
    "VN-2000 / UTM zone 49N",
    GEOGCS[
        "VN-2000",
        DATUM[
            "Vietnam_2000",
            SPHEROID["WGS 84",6378137,298.257223563],
            TOWGS84[
                -191.90441429,
                -39.30318279,
                -111.45032835,
                -0.00928836,
                0.01975479,
                -0.00427372,
                0.252906278
            ]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4756"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",111],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","3406"]
]

WKT2

PROJCRS[
    "VN-2000 / UTM zone 49N",
    BASEGEOGCRS[
        "VN-2000",
        DATUM[
            "Vietnam 2000",
            ELLIPSOID[
                "WGS 84",
                6378137,
                298.257223563,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7030]
            ],
            ID["EPSG",6756]
        ],
        ID["EPSG",4756]
    ],
    CONVERSION[
        "UTM zone 49N",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            0,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            111,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            0.9996,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            500000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",16049]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",3406]
]

PROJ.4

+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:3406", "+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 3406,
  "name": "VN-2000 / UTM zone 49N",
  "kind": "projected",
  "area": "Vietnam - east of 108°E onshore",
  "unit": "metre",
  "bbox": [
    10.43,
    108,
    21.56,
    109.53
  ],
  "proj4": "+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +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 (3406, 'EPSG', 3406, '+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs +type=crs', 'PROJCS["VN-2000 / UTM zone 49N",GEOGCS["VN-2000",DATUM["Vietnam_2000",SPHEROID["WGS 84",6378137,298.257223563],TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4756"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",111],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3406"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=utm"
  "+zone=49"
  "+ellps=WGS84"
  "+towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

3406=PROJCS["VN-2000 / UTM zone 49N",GEOGCS["VN-2000",DATUM["Vietnam_2000",SPHEROID["WGS 84",6378137,298.257223563],TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4756"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",111],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3406"]]

Related Coordinate Systems

Available Transformations (2)

Transformations inherited from base CRS: EPSG:4756 (VN-2000)

Transformation	Source → Target	Accuracy (m)
VN-2000 to WGS 84 (1)	4756 → 4326	1
VN-2000 to WGS 84 (2)	4756 → 4326	1

Other CRS using Vietnam 2000 (20)

Frequently Asked Questions

How do I add EPSG:3406 to GeoServer?

Add the following definition to your GeoServer configuration:

3406=PROJCS["VN-2000 / UTM zone 49N",GEOGCS["VN-2000",DATUM["Vietnam_2000",SPHEROID["WGS 84",6378137,298.257223563],TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4756"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",111],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3406"]]

Read the full GeoServer guide →

How do I add EPSG:3406 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (3406, 'EPSG', 3406, '+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs +type=crs', 'PROJCS["VN-2000 / UTM zone 49N",GEOGCS["VN-2000",DATUM["Vietnam_2000",SPHEROID["WGS 84",6378137,298.257223563],TOWGS84[-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4756"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",111],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","3406"]]');

Read the full PostGIS guide →

How do I add EPSG:3406 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=utm"
  "+zone=49"
  "+ellps=WGS84"
  "+towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:3406 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:3406", "+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs +type=crs");

Read the full Proj4js guide →