Method: NTv2
Grid Files: National 84 (02.07.01).gsb
Remarks: Parameter values from AGD84 to GDA94 (5) (code 1804). Approximation assuming WGS 84 is equivalent to GDA94; ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.
Information source: OGP
Revision date: 2021-01-18
Unit: metre
Geodetic CRS: AGD84
Datum: Australian Geodetic Datum 1984
Ellipsoid: Australian National Spheroid
Prime meridian: Greenwich
Data source: EPSG
Revision date: 1995-06-02
Scope: Engineering survey, topographic mapping.
Area of use: Australia - onshore and offshore between 120°E and 126°E.
Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.
Center coordinates
inf inf
Projected bounds:
-702883.18 5644209.76
4023972.09 8798700.93
WGS84 bounds:
109.23 -38.53
153.61 -9.37
Definition: Well Known Text (WKT)
PROJCS["AGD84 / AMG zone 51", GEOGCS["AGD84", DATUM["Australian_Geodetic_Datum_1984", SPHEROID["Australian National Spheroid",6378160,298.25], EXTENSION["PROJ4_GRIDS","National 84 (02.07.01).gsb"]], PRIMEM["Greenwich",0], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4203"]], 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], AXIS["Easting",EAST], AXIS["Northing",NORTH], AUTHORITY["EPSG","20351"]]
Definition: ESRI WKT
PROJCS["AGD_1984_AMG_Zone_51",GEOGCS["GCS_Australian_1984",DATUM["D_Australian_1984",SPHEROID["Australian",6378160.0,298.25],EXTENSION["PROJ4_GRIDS","National 84 (02.07.01).gsb"]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",10000000.0],PARAMETER["Central_Meridian",123.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.4/projjson.schema.json", "type": "ProjectedCRS", "name": "AGD84 / AMG zone 51", "base_crs": { "name": "AGD84", "datum": { "type": "GeodeticReferenceFrame", "name": "Australian Geodetic Datum 1984", "ellipsoid": { "name": "Australian National Spheroid", "semi_major_axis": 6378160, "inverse_flattening": 298.25 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4203 } }, "conversion": { "name": "Australian Map Grid zone 51", "method": { "name": "Transverse Mercator", "id": { "authority": "EPSG", "code": 9807 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 0, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 123, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.9996, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 500000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 10000000, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] }, "scope": "Engineering survey, topographic mapping.", "area": "Australia - onshore and offshore between 120°E and 126°E.", "bbox": { "south_latitude": -38.07, "west_longitude": 120, "north_latitude": -10.46, "east_longitude": 126.01 }, "id": { "authority": "EPSG", "code": 20351 } }
Definition: GeoServer
20351=PROJCS["AGD84 / AMG zone 51",GEOGCS["AGD84",DATUM["Australian_Geodetic_Datum_1984",SPHEROID["Australian National Spheroid",6378160,298.25],EXTENSION["PROJ4_GRIDS","National 84 (02.07.01).gsb"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4203"]],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],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","20351"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=utm +zone=51 +south +ellps=aust_SA +nadgrids="National 84 (02.07.01).gsb" +units=m +no_defs +type=crs"> <Layer srs="+proj=utm +zone=51 +south +ellps=aust_SA +nadgrids="National 84 (02.07.01).gsb" +units=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 20351, 'EPSG', 20351, '+proj=utm +zone=51 +south +ellps=aust_SA +nadgrids="National 84 (02.07.01).gsb" +units=m +no_defs +type=crs', 'PROJCS["AGD84 / AMG zone 51",GEOGCS["AGD84",DATUM["Australian_Geodetic_Datum_1984",SPHEROID["Australian National Spheroid",6378160,298.25],EXTENSION["PROJ4_GRIDS","National 84 (02.07.01).gsb"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4203"]],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],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","20351"]]');
Definition: OGC WKT
PROJCS["AGD84 / AMG zone 51",GEOGCS["AGD84",DATUM["Australian_Geodetic_Datum_1984",SPHEROID["Australian National Spheroid",6378160,298.25],EXTENSION["PROJ4_GRIDS","National 84 (02.07.01).gsb"]],PRIMEM["Greenwich",0],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4203"]],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],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","20351"]]
Definition: OGC WKT 2 (2019)
PROJCRS["AGD84 / AMG zone 51",BASEGEOGCRS["AGD84",DATUM["Australian Geodetic Datum 1984",ELLIPSOID["Australian National Spheroid",6378160,298.25,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4203]],CONVERSION["Australian Map Grid zone 51",METHOD["Transverse Mercator",ID["EPSG",9807]],PARAMETER["Latitude of natural origin",0,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8801]],PARAMETER["Longitude of natural origin",123,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8802]],PARAMETER["Scale factor at natural origin",0.9996,SCALEUNIT["unity",1],ID["EPSG",8805]],PARAMETER["False easting",500000,LENGTHUNIT["metre",1],ID["EPSG",8806]],PARAMETER["False northing",10000000,LENGTHUNIT["metre",1],ID["EPSG",8807]]],CS[Cartesian,2],AXIS["(E)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["(N)",north,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Engineering survey, topographic mapping."],AREA["Australia - onshore and offshore between 120°E and 126°E."],BBOX[-38.07,120,-10.46,126.01]],ID["EPSG",20351]]