EPSG:20251 — AGD66 / AMG zone 51

Projected · Australia - 120°E to 126°E

Export Formats

OGC WKT

PROJCS[
    "AGD66 / AMG zone 51",
    GEOGCS[
        "AGD66",
        DATUM[
            "Australian_Geodetic_Datum_1966",
            SPHEROID["Australian National Spheroid",6378160,298.25],
            TOWGS84[-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29]
        ],
        PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4202"]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",123],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",10000000],
    UNIT["metre",1,AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","20251"]
]

WKT2

PROJCRS[
    "AGD66 / AMG zone 51",
    BASEGEOGCRS[
        "AGD66",
        DATUM[
            "Australian Geodetic Datum 1966",
            ELLIPSOID[
                "Australian National Spheroid",
                6378160,
                298.25,
                LENGTHUNIT["metre",1,ID["EPSG",9001]],
                ID["EPSG",7003]
            ],
            ID["EPSG",6202]
        ],
        ID["EPSG",4202]
    ],
    CONVERSION[
        "Australian Map Grid zone 51",
        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",
            123,
            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",
            10000000,
            LENGTHUNIT["metre",1,ID["EPSG",9001]],
            ID["EPSG",8807]
        ],
        ID["EPSG",17451]
    ],
    CS[Cartesian,2,ID["EPSG",4400]],
    AXIS["Easting (E)",east],
    AXIS["Northing (N)",north],
    LENGTHUNIT["metre",1,ID["EPSG",9001]],
    ID["EPSG",20251]
]

PROJ.4

+proj=utm +zone=51 +south +ellps=aust_SA +towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29 +units=m +no_defs +type=crs

Proj4js

How to add a projection to Proj4js? →

proj4.defs("EPSG:20251", "+proj=utm +zone=51 +south +ellps=aust_SA +towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29 +units=m +no_defs +type=crs");

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 20251,
  "name": "AGD66 / AMG zone 51",
  "kind": "projected",
  "area": "Australia - 120°E to 126°E",
  "unit": "metre",
  "bbox": [
    -38.07,
    120,
    -10.46,
    126.01
  ],
  "proj4": "+proj=utm +zone=51 +south +ellps=aust_SA +towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29 +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 (20251, 'EPSG', 20251, '+proj=utm +zone=51 +south +ellps=aust_SA +towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29 +units=m +no_defs +type=crs', 'PROJCS["AGD66 / AMG zone 51",GEOGCS["AGD66",DATUM["Australian_Geodetic_Datum_1966",SPHEROID["Australian National Spheroid",6378160,298.25],TOWGS84[-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4202"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",123],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","20251"]]');

MapServer

How to add a projection to MapServer? →

PROJECTION
  "+proj=utm"
  "+zone=51"
  "+south"
  "+ellps=aust_SA"
  "+towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

GeoServer

How to add a projection to GeoServer? →

20251=PROJCS["AGD66 / AMG zone 51",GEOGCS["AGD66",DATUM["Australian_Geodetic_Datum_1966",SPHEROID["Australian National Spheroid",6378160,298.25],TOWGS84[-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4202"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",123],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","20251"]]

Related Coordinate Systems

Available Transformations (44)

Transformations inherited from base CRS: EPSG:4202 (AGD66)

Transformation	Source → Target	Accuracy (m)
AGD66 to GDA2020 (1)	4202 → 7844	0.05
AGD66 to GDA94 (5)	4202 → 4283	0.1
AGD66 to GDA94 (6)	4202 → 4283	0.1
AGD66 to GDA94 (7)	4202 → 4283	0.1
AGD66 to GDA94 (10)	4202 → 4283	0.1
AGD66 to GDA94 (11)	4202 → 4283	0.5
AGD66 to GDA94 (19)	4202 → 4283	0.5
AGD66 to PNG94 (6)	4202 → 5546	0.5
AGD66 to GDA94 (2)	4202 → 4283	1
AGD66 to GDA94 (3)	4202 → 4283	1

Other CRS using Australian Geodetic Datum 1966

Frequently Asked Questions

How do I add EPSG:20251 to GeoServer?

Add the following definition to your GeoServer configuration:

20251=PROJCS["AGD66 / AMG zone 51",GEOGCS["AGD66",DATUM["Australian_Geodetic_Datum_1966",SPHEROID["Australian National Spheroid",6378160,298.25],TOWGS84[-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4202"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",123],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","20251"]]

Read the full GeoServer guide →

How do I add EPSG:20251 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (20251, 'EPSG', 20251, '+proj=utm +zone=51 +south +ellps=aust_SA +towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29 +units=m +no_defs +type=crs', 'PROJCS["AGD66 / AMG zone 51",GEOGCS["AGD66",DATUM["Australian_Geodetic_Datum_1966",SPHEROID["Australian National Spheroid",6378160,298.25],TOWGS84[-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4202"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",0],PARAMETER["central_meridian",123],PARAMETER["scale_factor",0.9996],PARAMETER["false_easting",500000],PARAMETER["false_northing",10000000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","20251"]]');

Read the full PostGIS guide →

How do I add EPSG:20251 to MapServer?

Add the following definition to your MapServer configuration:

PROJECTION
  "+proj=utm"
  "+zone=51"
  "+south"
  "+ellps=aust_SA"
  "+towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29"
  "+units=m"
  "+no_defs"
  "+type=crs"
END

Read the full MapServer guide →

How do I use EPSG:20251 with Proj4js?

Add the following definition to your Proj4js configuration:

proj4.defs("EPSG:20251", "+proj=utm +zone=51 +south +ellps=aust_SA +towgs84=-117.808,-51.536,137.784,-0.303,-0.446,-0.234,-0.29 +units=m +no_defs +type=crs");

Read the full Proj4js guide →