EPSG:19843

Mercator 41

Attributes

Data source: EPSG

Information source: New Zealand National Institute for Water and Atmospheric Research

Revision date: 2019-09-17

Scope: Topographic mapping (medium and small scale).

Remarks: For projects extending within the 12 nautical mile line or onshore, NIWA recommends using NZCS2000 (projection code 17964). For offshore statistical analysis see NIWA Albers (projection code 9190).

Method: Mercator (variant B)

Area of use: Southwestern Pacific Ocean and Southern Ocean areas surrounding New Zealand.

Description: (0,)

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Definition: OGC Well Known Text

PROJECTION["Mercator_2SP"],
PARAMETER["standard_parallel_1",-41],
PARAMETER["central_meridian",100],
PARAMETER["false_easting",0],
PARAMETER["false_northing",0]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Mercator 41",
    METHOD["Mercator (variant B)",
        ID["EPSG",9805]],
    PARAMETER["Latitude of 1st standard parallel",-41,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8823]],
    PARAMETER["Longitude of natural origin",100,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["False easting",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",19843]]

Definition: ESRI Well Known Text

PROJECTION["Mercator"],
PARAMETER["False_Easting",0.0],
PARAMETER["False_Northing",0.0],
PARAMETER["Central_Meridian",100.0],
PARAMETER["Standard_Parallel_1",-41.0]

Definition: PROJ.4

+proj=merc +lat_ts=-41 +lon_0=100 +x_0=0 +y_0=0

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:19843","+proj=merc +lat_ts=-41 +lon_0=100 +x_0=0 +y_0=0");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Mercator 41",
    "method": {
        "name": "Mercator (variant B)",
        "id": {
            "authority": "EPSG",
            "code": 9805
        }
    },
    "parameters": [
        {
            "name": "Latitude of 1st standard parallel",
            "value": -41,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8823
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": 100,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "False easting",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 19843
    }
}

Definition: GeoServer

19843=PROJECTION["Mercator_2SP"],PARAMETER["standard_parallel_1",-41],PARAMETER["central_meridian",100],PARAMETER["false_easting",0],PARAMETER["false_northing",0]

Definition: MapServer - MAPfile

PROJECTION
	"proj=merc"
	"lat_ts=-41"
	"lon_0=100"
	"x_0=0"
	"y_0=0"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=merc +lat_ts=-41 +lon_0=100 +x_0=0 +y_0=0">
	<Layer srs="+proj=merc +lat_ts=-41 +lon_0=100 +x_0=0 +y_0=0">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19843, 'EPSG', 19843, '+proj=merc +lat_ts=-41 +lon_0=100 +x_0=0 +y_0=0', 'PROJECTION["Mercator_2SP"],PARAMETER["standard_parallel_1",-41],PARAMETER["central_meridian",100],PARAMETER["false_easting",0],PARAMETER["false_northing",0]');