EPSG:18141

New Zealand North Island National Grid

Attributes

Data source: EPSG

Revision date: 1999-10-20

Scope: Engineering survey, topographic mapping.

Remarks: Replaced by New Zealand Map Grid (code 19917). Used for topographic mapping.

Method: Transverse Mercator

Area of use: New Zealand - North Island.

Description: (0,)

MapTiler banner

Definition: OGC Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["latitude_of_origin",-39],
PARAMETER["central_meridian",175.5],
PARAMETER["scale_factor",1],
PARAMETER["false_easting",274319.524384809],
PARAMETER["false_northing",365759.365846411]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["New Zealand North Island National Grid",
    METHOD["Transverse Mercator",
        ID["EPSG",9807]],
    PARAMETER["Latitude of natural origin",-39,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",175.5,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["Scale factor at natural origin",1,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["False easting",300000,
        LENGTHUNIT["British yard (Sears 1922)",0.914398414616029],
        ID["EPSG",8806]],
    PARAMETER["False northing",400000,
        LENGTHUNIT["British yard (Sears 1922)",0.914398414616029],
        ID["EPSG",8807]],
    ID["EPSG",18141]]

Definition: ESRI Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["False_Easting",274319.524384809],
PARAMETER["False_Northing",365759.365846411],
PARAMETER["Central_Meridian",175.5],
PARAMETER["Scale_Factor",1.0],
PARAMETER["Latitude_Of_Origin",-39.0]

Definition: PROJ.4

+proj=tmerc +lat_0=-39 +lon_0=175.5 +k=1 +x_0=274319.524384809 +y_0=365759.365846411

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:18141","+proj=tmerc +lat_0=-39 +lon_0=175.5 +k=1 +x_0=274319.524384809 +y_0=365759.365846411");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "Conversion",
    "name": "New Zealand North Island National Grid",
    "method": {
        "name": "Transverse Mercator",
        "id": {
            "authority": "EPSG",
            "code": 9807
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": -39,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": 175.5,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "Scale factor at natural origin",
            "value": 1,
            "unit": "unity",
            "id": {
                "authority": "EPSG",
                "code": 8805
            }
        },
        {
            "name": "False easting",
            "value": 300000,
            "unit": {
                "type": "LinearUnit",
                "name": "British yard (Sears 1922)",
                "conversion_factor": 0.914398414616029
            },
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 400000,
            "unit": {
                "type": "LinearUnit",
                "name": "British yard (Sears 1922)",
                "conversion_factor": 0.914398414616029
            },
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 18141
    }
}

Definition: GeoServer

18141=PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-39],PARAMETER["central_meridian",175.5],PARAMETER["scale_factor",1],PARAMETER["false_easting",274319.524384809],PARAMETER["false_northing",365759.365846411]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=-39"
	"lon_0=175.5"
	"k=1"
	"x_0=274319.524384809"
	"y_0=365759.365846411"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=-39 +lon_0=175.5 +k=1 +x_0=274319.524384809 +y_0=365759.365846411">
	<Layer srs="+proj=tmerc +lat_0=-39 +lon_0=175.5 +k=1 +x_0=274319.524384809 +y_0=365759.365846411">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 18141, 'EPSG', 18141, '+proj=tmerc +lat_0=-39 +lon_0=175.5 +k=1 +x_0=274319.524384809 +y_0=365759.365846411', 'PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",-39],PARAMETER["central_meridian",175.5],PARAMETER["scale_factor",1],PARAMETER["false_easting",274319.524384809],PARAMETER["false_northing",365759.365846411]');