EPSG:5887 — TGD2005 / Tonga Map Grid

Projected · Tonga

Export Formats

OGC WKT

PROJCS[
    "TGD2005 / Tonga Map Grid",
    GEOGCS[
        "TGD2005",
        DATUM[
            "Tonga_Geodetic_Datum_2005",
            SPHEROID["GRS 1980",6378137,298.257222101],
            TOWGS84[0,0,0,0,0,0,0]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","5886"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",-177],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",1500000],
    PARAMETER["false_northing",5000000],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","5887"]
]

WKT2

PROJCRS[
    "TGD2005 / Tonga Map Grid",
    BASEGEOGCRS[
        "TGD2005",
        DATUM[
            "Tonga Geodetic Datum 2005",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ID["EPSG",1095]
        ],
        ID["EPSG",5886]
    ],
    CONVERSION[
        "Tonga Map Grid",
        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",
            -177,
            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",
            1500000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            5000000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",5883]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",5887]
]

PROJ.4

+proj=tmerc +lat_0=0 +lon_0=-177 +k=0.9996 +x_0=1500000 +y_0=5000000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:5887", "+proj=tmerc +lat_0=0 +lon_0=-177 +k=0.9996 +x_0=1500000 +y_0=5000000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 5887,
  "name": "TGD2005 / Tonga Map Grid",
  "kind": "projected",
  "area": "Tonga",
  "unit": "metre",
  "bbox": [
    -25.68,
    -179.08,
    -14.14,
    -171.28
  ],
  "proj4": "+proj=tmerc +lat_0=0 +lon_0=-177 +k=0.9996 +x_0=1500000 +y_0=5000000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +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 (5887, 'EPSG', 5887, '+proj=tmerc +lat_0=0 +lon_0=-177 +k=0.9996 +x_0=1500000 +y_0=5000000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["TGD2005 / Tonga Map Grid",GEOGCS["TGD2005",DATUM["Tonga_Geodetic_Datum_2005",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","5886"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-177],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",1500000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","5887"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=-177"
  "+k=0.9996"
  "+x_0=1500000"
  "+y_0=5000000"
  "+ellps=GRS80"
  "+towgs84=0,0,0,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

5887=PROJCS["TGD2005 / Tonga Map Grid",GEOGCS["TGD2005",DATUM["Tonga_Geodetic_Datum_2005",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","5886"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-177],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",1500000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","5887"]]

Related Coordinate Systems

Available Transformations (1)

Transformations inherited from base CRS: EPSG:5886 (TGD2005)

Transformation	Source → Target	Accuracy (m)
TGD2005 to WGS 84 (1)	5886 → 4326	1

Other CRS for TO

Other CRS using Tonga Geodetic Datum 2005

Frequently Asked Questions

How do I add EPSG:5887 to GeoServer?

Add the following definition to your GeoServer configuration:

5887=PROJCS["TGD2005 / Tonga Map Grid",GEOGCS["TGD2005",DATUM["Tonga_Geodetic_Datum_2005",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","5886"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-177],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",1500000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","5887"]]

Read the full GeoServer guide →

How do I add EPSG:5887 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (5887, 'EPSG', 5887, '+proj=tmerc +lat_0=0 +lon_0=-177 +k=0.9996 +x_0=1500000 +y_0=5000000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["TGD2005 / Tonga Map Grid",GEOGCS["TGD2005",DATUM["Tonga_Geodetic_Datum_2005",SPHEROID["GRS 1980",6378137,298.257222101],TOWGS84[0,0,0,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","5886"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",-177],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",1500000],PARAMETER["false_northing",5000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","5887"]]');

Read the full PostGIS guide →

How do I add EPSG:5887 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=0"
  "+lon_0=-177"
  "+k=0.9996"
  "+x_0=1500000"
  "+y_0=5000000"
  "+ellps=GRS80"
  "+towgs84=0,0,0,0,0,0,0"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:5887 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:5887", "+proj=tmerc +lat_0=0 +lon_0=-177 +k=0.9996 +x_0=1500000 +y_0=5000000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

Read the full Proj4js guide →

Type

Projected

Unit

metre

Geodetic CRS

TGD2005

Datum

Tonga Geodetic Datum 2005

Ellipsoid

GRS 1980

Prime Meridian

Greenwich

Area of Use

Tonga

Tonga - onshore and offshore.

Coordinate System

Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.

Center Coordinates

1690514.26 2797447.37

Projected Bounds

3429232.98 1291248.902118242.41 2158110.88

WGS84 Bounds

-14.14 -179.08-171.28 -25.68

Data Source

EPSG

Information Source

World Bank Cyclone Emergency Recovery and Management Project, Report 7, Report of the Development of a Geodetic Datum and Map Grid for the Kingdom of Tonga, prepared for the Ministry of Lands, Survey and Natural Resources, 1st November 2004.

Revision Date

2012-11-08

Scope

Geodesy, cadastre, engineering survey, topographic mapping.

Country Code

EPSG

5887