EPSG:19917

New Zealand Map Grid

Attributes

Data source: EPSG

Information source: Dept. of Lands and Surveys Technical Circular 1973/32; 23 Nov 1973.

Revision date: 2012-01-21

Scope: Engineering survey, topographic mapping.

Remarks: Replaces North and South Island National Grids (codes 18141-2). Used for topographic mapping.

Method: New Zealand Map Grid

Area of use: New Zealand - North Island, South Island, Stewart Island - onshore.

Description: (0,)

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New Zealand - North Island, South Island, Stewart Island - onshore.

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Definition: OGC Well Known Text

PROJECTION["New_Zealand_Map_Grid"],
PARAMETER["latitude_of_origin",-41],
PARAMETER["central_meridian",173],
PARAMETER["false_easting",2510000],
PARAMETER["false_northing",6023150]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["New Zealand Map Grid",
    METHOD["New Zealand Map Grid",
        ID["EPSG",9811]],
    PARAMETER["Latitude of natural origin",-41,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",173,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["False easting",2510000,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",6023150,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",19917]]

Definition: ESRI Well Known Text

PROJECTION["New_Zealand_Map_Grid"],
PARAMETER["False_Easting",2510000.0],
PARAMETER["False_Northing",6023150.0],
PARAMETER["Longitude_Of_Origin",173.0],
PARAMETER["Latitude_Of_Origin",-41.0]

Definition: PROJ.4

+proj=nzmg +lat_0=-41 +lon_0=173 +x_0=2510000 +y_0=6023150

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:19917","+proj=nzmg +lat_0=-41 +lon_0=173 +x_0=2510000 +y_0=6023150");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "New Zealand Map Grid",
    "method": {
        "name": "New Zealand Map Grid",
        "id": {
            "authority": "EPSG",
            "code": 9811
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": -41,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": 173,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "False easting",
            "value": 2510000,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 6023150,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 19917
    }
}

Definition: GeoServer

19917=PROJECTION["New_Zealand_Map_Grid"],PARAMETER["latitude_of_origin",-41],PARAMETER["central_meridian",173],PARAMETER["false_easting",2510000],PARAMETER["false_northing",6023150]

Definition: MapServer - MAPfile

PROJECTION
	"proj=nzmg"
	"lat_0=-41"
	"lon_0=173"
	"x_0=2510000"
	"y_0=6023150"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=nzmg +lat_0=-41 +lon_0=173 +x_0=2510000 +y_0=6023150">
	<Layer srs="+proj=nzmg +lat_0=-41 +lon_0=173 +x_0=2510000 +y_0=6023150">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19917, 'EPSG', 19917, '+proj=nzmg +lat_0=-41 +lon_0=173 +x_0=2510000 +y_0=6023150', 'PROJECTION["New_Zealand_Map_Grid"],PARAMETER["latitude_of_origin",-41],PARAMETER["central_meridian",173],PARAMETER["false_easting",2510000],PARAMETER["false_northing",6023150]');