EPSG:2044 — Hanoi 1972 / Gauss-Kruger zone 18

Projected · Vietnam - west of 108°E onshore

Export Formats

OGC WKT

PROJCS[
    "Hanoi 1972 / Gauss-Kruger zone 18",
    GEOGCS[
        "Hanoi 1972",
        DATUM[
            "Hanoi_1972",
            SPHEROID["Krassowsky 1940",6378245,298.3],
            TOWGS84[-17.51,-108.32,-62.39,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4147"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",105],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",18500000],
    PARAMETER["false_northing",0],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","2044"]
]

WKT2

PROJCRS[
    "Hanoi 1972 / Gauss-Kruger zone 18",
    BASEGEOGCRS[
        "Hanoi 1972",
        DATUM[
            "Hanoi 1972",
            ELLIPSOID[
                "Krassowsky 1940",
                6378245,
                298.3,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7024]
            ],
            ID["EPSG",6147]
        ],
        ID["EPSG",4147]
    ],
    CONVERSION[
        "6-degree Gauss-Kruger zone 18",
        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",
            105,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8802]
        ],
        PARAMETER[
            "Scale factor at natural origin",
            1,
            SCALEUNIT["unity",1,ID["EPSG",9201]],
            ID["EPSG",8805]
        ],
        PARAMETER[
            "False easting",
            18500000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            0,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",16218]
    ],
    CS[Cartesian,2,ID["EPSG",4530]],
    AXIS["Northing (X)",north],
    AXIS["Easting (Y)",east],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",2044]
]

PROJ.4

+proj=tmerc +lat_0=0 +lon_0=105 +k=1 +x_0=18500000 +y_0=0 +ellps=krass +towgs84=-17.51,-108.32,-62.39,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:2044", "+proj=tmerc +lat_0=0 +lon_0=105 +k=1 +x_0=18500000 +y_0=0 +ellps=krass +towgs84=-17.51,-108.32,-62.39,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 2044,
  "name": "Hanoi 1972 / Gauss-Kruger zone 18",
  "kind": "projected",
  "area": "Vietnam - west of 108°E onshore",
  "unit": "metre",
  "bbox": [
    8.33,
    102.14,
    23.4,
    108
  ],
  "proj4": "+proj=tmerc +lat_0=0 +lon_0=105 +k=1 +x_0=18500000 +y_0=0 +ellps=krass +towgs84=-17.51,-108.32,-62.39,0,0,0,0 +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 (2044, 'EPSG', 2044, '+proj=tmerc +lat_0=0 +lon_0=105 +k=1 +x_0=18500000 +y_0=0 +ellps=krass +towgs84=-17.51,-108.32,-62.39,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Hanoi 1972 / Gauss-Kruger zone 18",GEOGCS["Hanoi 1972",DATUM["Hanoi_1972",SPHEROID["Krassowsky 1940",6378245,298.3],TOWGS84[-17.51,-108.32,-62.39,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4147"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",105],PARAMETER["scale_factor",1],PARAMETER["false_easting",18500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2044"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=105"
  "+k=1"
  "+x_0=18500000"
  "+y_0=0"
  "+ellps=krass"
  "+towgs84=-17.51,-108.32,-62.39,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

2044=PROJCS["Hanoi 1972 / Gauss-Kruger zone 18",GEOGCS["Hanoi 1972",DATUM["Hanoi_1972",SPHEROID["Krassowsky 1940",6378245,298.3],TOWGS84[-17.51,-108.32,-62.39,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4147"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",105],PARAMETER["scale_factor",1],PARAMETER["false_easting",18500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2044"]]

Related Coordinate Systems

Available Transformations (1)

Transformations inherited from base CRS: EPSG:4147 (Hanoi 1972)

Transformation	Source → Target	Accuracy (m)
Hanoi 1972 to WGS 84 (1)	4147 → 4326	5

Other CRS using Hanoi 1972

Frequently Asked Questions

How do I add EPSG:2044 to GeoServer?

Add the following definition to your GeoServer configuration:

2044=PROJCS["Hanoi 1972 / Gauss-Kruger zone 18",GEOGCS["Hanoi 1972",DATUM["Hanoi_1972",SPHEROID["Krassowsky 1940",6378245,298.3],TOWGS84[-17.51,-108.32,-62.39,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4147"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",105],PARAMETER["scale_factor",1],PARAMETER["false_easting",18500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2044"]]

Read the full GeoServer guide →

How do I add EPSG:2044 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (2044, 'EPSG', 2044, '+proj=tmerc +lat_0=0 +lon_0=105 +k=1 +x_0=18500000 +y_0=0 +ellps=krass +towgs84=-17.51,-108.32,-62.39,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["Hanoi 1972 / Gauss-Kruger zone 18",GEOGCS["Hanoi 1972",DATUM["Hanoi_1972",SPHEROID["Krassowsky 1940",6378245,298.3],TOWGS84[-17.51,-108.32,-62.39,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4147"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",105],PARAMETER["scale_factor",1],PARAMETER["false_easting",18500000],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2044"]]');

Read the full PostGIS guide →

How do I add EPSG:2044 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=105"
  "+k=1"
  "+x_0=18500000"
  "+y_0=0"
  "+ellps=krass"
  "+towgs84=-17.51,-108.32,-62.39,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:2044 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:2044", "+proj=tmerc +lat_0=0 +lon_0=105 +k=1 +x_0=18500000 +y_0=0 +ellps=krass +towgs84=-17.51,-108.32,-62.39,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →