EPSG:3764 — NZGD2000 / Chatham Island Circuit 2000

Projected · New Zealand - Chatham Islands group

Export Formats

OGC WKT

PROJCS[
    "NZGD2000 / Chatham Island Circuit 2000",
    GEOGCS[
        "NZGD2000",
        DATUM[
            "New_Zealand_Geodetic_Datum_2000",
            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","4167"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",-44],
    PARAMETER["central_meridian",-176.5],
    PARAMETER["scale_factor",1],
    PARAMETER["false_easting",400000],
    PARAMETER["false_northing",800000],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AUTHORITY["EPSG","3764"]
]

WKT2

PROJCRS[
    "NZGD2000 / Chatham Island Circuit 2000",
    BASEGEOGCRS[
        "NZGD2000",
        DATUM[
            "New Zealand Geodetic Datum 2000",
            ELLIPSOID[
                "GRS 1980",
                6378137,
                298.257222101,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7019]
            ],
            ID["EPSG",6167]
        ],
        ID["EPSG",4167]
    ],
    CONVERSION[
        "Chatham Island Circuit 2000",
        METHOD["Transverse Mercator",ID["EPSG",9807]],
        PARAMETER[
            "Latitude of natural origin",
            -44,
            ANGLEUNIT["degree",0.0174532925199433,ID["EPSG",9102]],
            ID["EPSG",8801]
        ],
        PARAMETER[
            "Longitude of natural origin",
            -176.5,
            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",
            400000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8806]
        ],
        PARAMETER[
            "False northing",
            800000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",17959]
    ],
    CS[Cartesian,2,ID["EPSG",4500]],
    AXIS["Northing (N)",north],
    AXIS["Easting (E)",east],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",3764]
]

PROJ.4

+proj=tmerc +lat_0=-44 +lon_0=-176.5 +k=1 +x_0=400000 +y_0=800000 +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:3764", "+proj=tmerc +lat_0=-44 +lon_0=-176.5 +k=1 +x_0=400000 +y_0=800000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 3764,
  "name": "NZGD2000 / Chatham Island Circuit 2000",
  "kind": "projected",
  "area": "New Zealand - Chatham Islands group",
  "unit": "metre",
  "bbox": [
    -44.64,
    -177.25,
    -43.3,
    -175.54
  ],
  "proj4": "+proj=tmerc +lat_0=-44 +lon_0=-176.5 +k=1 +x_0=400000 +y_0=800000 +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 (3764, 'EPSG', 3764, '+proj=tmerc +lat_0=-44 +lon_0=-176.5 +k=1 +x_0=400000 +y_0=800000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["NZGD2000 / Chatham Island Circuit 2000",GEOGCS["NZGD2000",DATUM["New_Zealand_Geodetic_Datum_2000",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","4167"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-44],PARAMETER["central_meridian",-176.5],PARAMETER["scale_factor",1],PARAMETER["false_easting",400000],PARAMETER["false_northing",800000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3764"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=tmerc"
  "+lat_0=-44"
  "+lon_0=-176.5"
  "+k=1"
  "+x_0=400000"
  "+y_0=800000"
  "+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? →

3764=PROJCS["NZGD2000 / Chatham Island Circuit 2000",GEOGCS["NZGD2000",DATUM["New_Zealand_Geodetic_Datum_2000",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","4167"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-44],PARAMETER["central_meridian",-176.5],PARAMETER["scale_factor",1],PARAMETER["false_easting",400000],PARAMETER["false_northing",800000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3764"]]

Related Coordinate Systems

Available Transformations (6)

Transformations inherited from base CRS: EPSG:4167 (NZGD2000)

Transformation	Source → Target	Accuracy (m)
NZGD49 to NZGD2000 (3)	4272 → 4167	0.2
NZGD2000 to WGS 84 (1)	4167 → 4326	1
CI1979 to NZGD2000 (1)	4673 → 4167	2
NZGD49 to NZGD2000 (2)	4272 → 4167	4
NZGD49 to NZGD2000 (1)	4272 → 4167	5
NZGD49 to NZGD2000 (2) Deprecated	4272 → 4167	—

Other CRS using New Zealand Geodetic Datum 2000 (42)

Frequently Asked Questions

How do I add EPSG:3764 to GeoServer?

Add the following definition to your GeoServer configuration:

3764=PROJCS["NZGD2000 / Chatham Island Circuit 2000",GEOGCS["NZGD2000",DATUM["New_Zealand_Geodetic_Datum_2000",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","4167"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-44],PARAMETER["central_meridian",-176.5],PARAMETER["scale_factor",1],PARAMETER["false_easting",400000],PARAMETER["false_northing",800000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3764"]]

Read the full GeoServer guide →

How do I add EPSG:3764 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (3764, 'EPSG', 3764, '+proj=tmerc +lat_0=-44 +lon_0=-176.5 +k=1 +x_0=400000 +y_0=800000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs +type=crs', 'PROJCS["NZGD2000 / Chatham Island Circuit 2000",GEOGCS["NZGD2000",DATUM["New_Zealand_Geodetic_Datum_2000",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","4167"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-44],PARAMETER["central_meridian",-176.5],PARAMETER["scale_factor",1],PARAMETER["false_easting",400000],PARAMETER["false_northing",800000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","3764"]]');

Read the full PostGIS guide →

How do I add EPSG:3764 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=tmerc"
  "+lat_0=-44"
  "+lon_0=-176.5"
  "+k=1"
  "+x_0=400000"
  "+y_0=800000"
  "+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:3764 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:3764", "+proj=tmerc +lat_0=-44 +lon_0=-176.5 +k=1 +x_0=400000 +y_0=800000 +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

NZGD2000

Datum

New Zealand Geodetic Datum 2000

Ellipsoid

GRS 1980

Prime Meridian

Greenwich

Area of Use

New Zealand - Chatham Islands group

New Zealand - Chatham Islands group - onshore.

Coordinate System

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

Center Coordinates

408425.89 803328.00

Projected Bounds

877326.21 340495.72477897.64 728610.51

WGS84 Bounds

-43.30 -177.25-175.54 -44.64

Data Source

EPSG

Information Source

Land Information New Zealand, OSG Policy Document 996; November 1999.

Revision Date

2017-10-16

Scope

Cadastre.

Remarks

Officially withdrawn on 6 June 2006. Should not be used for new datasets. Replaced by NZGD2000 / Chatham Island TM 2000 (CRS code 3793).

EPSG

3764

ESRI Equivalent

ESRI:102112