EPSG:27207

NZGD49 / Poverty Bay Circuit

Selected transformation

Method: NTv2

Grid Files: nzgd2kgrid0005.gsb

Remarks: These same parameter values may be used to transform to WGS 84 - see NZGD49 to WGS 84 (4) (code 1670).

Information source: Land Information New Zealand: LINZS25000 Standard for New Zealand Geodetic Datum 2000; 16 November 2007.

Revision date: 2019-07-16

Attributes

Unit: metre

Geodetic CRS: NZGD49

Datum: New Zealand Geodetic Datum 1949

Ellipsoid: International 1924

Prime meridian: Greenwich

Data source: EPSG

Information source: Land Information New Zealand OSG Technical Report 8; 16 April 1999.

Revision date: 2011-01-25

Scope: Cadastre.

Remarks: Replaced Imperial measure version in 1972. Replaced by NZGD2000 / Poverty Bay 2000 (code 2107) from March 2000.

Area of use: New Zealand - North Island - Poverty Bay meridional circuit area.

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

Center coordinates
-148900.69 447988.54

Projected bounds:
-556429.57 -366278.77
427110.76 1154935.42

WGS84 bounds:
165.87 -47.65
179.27 -33.89

New Zealand - North Island, South Island, Stewart Island - onshore and nearshore.
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Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
    SOURCECRS[
        PROJCRS["NZGD49 / Poverty Bay Circuit",
            BASEGEOGCRS["NZGD49",
                DATUM["New Zealand Geodetic Datum 1949",
                    ELLIPSOID["International 1924",6378388,297,
                        LENGTHUNIT["metre",1]]],
                PRIMEM["Greenwich",0,
                    ANGLEUNIT["degree",0.0174532925199433]],
                ID["EPSG",4272]],
            CONVERSION["Poverty Bay Circuit",
                METHOD["Transverse Mercator",
                    ID["EPSG",9807]],
                PARAMETER["Latitude of natural origin",-38.6247027777778,
                    ANGLEUNIT["degree",0.0174532925199433],
                    ID["EPSG",8801]],
                PARAMETER["Longitude of natural origin",177.885636277778,
                    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["metre",1],
                    ID["EPSG",8806]],
                PARAMETER["False northing",700000,
                    LENGTHUNIT["metre",1],
                    ID["EPSG",8807]]],
            CS[Cartesian,2],
                AXIS["northing (N)",north,
                    ORDER[1],
                    LENGTHUNIT["metre",1]],
                AXIS["easting (E)",east,
                    ORDER[2],
                    LENGTHUNIT["metre",1]],
            USAGE[
                SCOPE["Cadastre."],
                AREA["New Zealand - North Island - Poverty Bay meridional circuit area."],
                BBOX[-39.04,176.73,-37.49,178.63]],
            ID["EPSG",27207]]],
    TARGETCRS[
        GEOGCRS["NZGD2000",
            DATUM["New Zealand Geodetic Datum 2000",
                ELLIPSOID["GRS 1980",6378137,298.257222101,
                    LENGTHUNIT["metre",1]]],
            PRIMEM["Greenwich",0,
                ANGLEUNIT["degree",0.0174532925199433]],
            CS[ellipsoidal,2],
                AXIS["geodetic latitude (Lat)",north,
                    ORDER[1],
                    ANGLEUNIT["degree",0.0174532925199433]],
                AXIS["geodetic longitude (Lon)",east,
                    ORDER[2],
                    ANGLEUNIT["degree",0.0174532925199433]],
            USAGE[
                SCOPE["Horizontal component of 3D system."],
                AREA["New Zealand - onshore and offshore. Includes Antipodes Islands, Auckland Islands, Bounty Islands, Chatham Islands, Cambell Island, Kermadec Islands, Raoul Island and Snares Islands."],
                BBOX[-55.95,160.6,-25.88,-171.2]],
            ID["EPSG",4167]]],
    ABRIDGEDTRANSFORMATION["NZGD49 to NZGD2000 (3)",
        METHOD["NTv2",
            ID["EPSG",9615]],
        PARAMETERFILE["Latitude and longitude difference file","nzgd2kgrid0005.gsb"],
        USAGE[
            SCOPE["Transformation of coordinates at 0.2m level of accuracy."],
            AREA["New Zealand - North Island, South Island, Stewart Island - onshore and nearshore."],
            BBOX[-47.65,165.87,-33.89,179.27]],
        ID["EPSG",1568],
        REMARK["These same parameter values may be used to transform to WGS 84 - see NZGD49 to WGS 84 (4) (code 1670)."]]]

Definition: PROJ.4

+proj=tmerc +lat_0=-38.6247027777778 +lon_0=177.885636277778 +k=1 +x_0=300000 +y_0=700000 +ellps=intl +units=m +no_defs +type=crs

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:27207","+proj=tmerc +lat_0=-38.6247027777778 +lon_0=177.885636277778 +k=1 +x_0=300000 +y_0=700000 +ellps=intl +units=m +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "BoundCRS",
    "source_crs": {
        "type": "ProjectedCRS",
        "name": "NZGD49 / Poverty Bay Circuit",
        "base_crs": {
            "name": "NZGD49",
            "datum": {
                "type": "GeodeticReferenceFrame",
                "name": "New Zealand Geodetic Datum 1949",
                "ellipsoid": {
                    "name": "International 1924",
                    "semi_major_axis": 6378388,
                    "inverse_flattening": 297
                }
            },
            "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": 4272
            }
        },
        "conversion": {
            "name": "Poverty Bay Circuit",
            "method": {
                "name": "Transverse Mercator",
                "id": {
                    "authority": "EPSG",
                    "code": 9807
                }
            },
            "parameters": [
                {
                    "name": "Latitude of natural origin",
                    "value": -38.6247027777778,
                    "unit": "degree",
                    "id": {
                        "authority": "EPSG",
                        "code": 8801
                    }
                },
                {
                    "name": "Longitude of natural origin",
                    "value": 177.885636277778,
                    "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": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8806
                    }
                },
                {
                    "name": "False northing",
                    "value": 700000,
                    "unit": "metre",
                    "id": {
                        "authority": "EPSG",
                        "code": 8807
                    }
                }
            ]
        },
        "coordinate_system": {
            "subtype": "Cartesian",
            "axis": [
                {
                    "name": "Northing",
                    "abbreviation": "N",
                    "direction": "north",
                    "unit": "metre"
                },
                {
                    "name": "Easting",
                    "abbreviation": "E",
                    "direction": "east",
                    "unit": "metre"
                }
            ]
        },
        "id": {
            "authority": "EPSG",
            "code": 27207
        }
    },
    "target_crs": {
        "type": "GeographicCRS",
        "name": "NZGD2000",
        "datum": {
            "type": "GeodeticReferenceFrame",
            "name": "New Zealand Geodetic Datum 2000",
            "ellipsoid": {
                "name": "GRS 1980",
                "semi_major_axis": 6378137,
                "inverse_flattening": 298.257222101
            }
        },
        "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": 4167
        }
    },
    "transformation": {
        "name": "NZGD49 to NZGD2000 (3)",
        "method": {
            "name": "NTv2",
            "id": {
                "authority": "EPSG",
                "code": 9615
            }
        },
        "parameters": [
            {
                "name": "Latitude and longitude difference file",
                "value": "nzgd2kgrid0005.gsb",
                "id": {
                    "authority": "EPSG",
                    "code": 8656
                }
            }
        ],
        "id": {
            "authority": "EPSG",
            "code": 1568
        }
    }
}

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=-38.6247027777778"
	"lon_0=177.885636277778"
	"k=1"
	"x_0=300000"
	"y_0=700000"
	"ellps=intl"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=-38.6247027777778 +lon_0=177.885636277778 +k=1 +x_0=300000 +y_0=700000 +ellps=intl +units=m +no_defs +type=crs">
	<Layer srs="+proj=tmerc +lat_0=-38.6247027777778 +lon_0=177.885636277778 +k=1 +x_0=300000 +y_0=700000 +ellps=intl +units=m +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 27207, 'EPSG', 27207, '+proj=tmerc +lat_0=-38.6247027777778 +lon_0=177.885636277778 +k=1 +x_0=300000 +y_0=700000 +ellps=intl +units=m +no_defs +type=crs', 'None');