EPSG:19847 DEPRECATED

Popular Visualisation Mercator

Attributes

Data source: EPSG

Information source: Microsoft

Revision date: 2008-03-14

Scope: Web mapping and visualisation.

Remarks: Uses spherical development. Compared to ellipsoidal development errors of up to 800 metres may arise.

Method: Mercator (1SP) (Spherical)

Area of use: World.

Description: (0,)

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Definition: OGC Well Known Text

PROJECTION["Mercator_(1SP)_(Spherical)"],
PARAMETER["Latitude of natural origin",0],
PARAMETER["Longitude of natural origin",0],
PARAMETER["Scale factor at natural origin",1],
PARAMETER["False easting",0],
PARAMETER["False northing",0]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Popular Visualisation Mercator",
    METHOD["Mercator (1SP) (Spherical)",
        ID["EPSG",9841]],
    PARAMETER["Latitude of natural origin",0,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",0,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["Scale factor at natural origin",1,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["False easting",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",0,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",19847]]

Definition: ESRI Well Known Text

PROJECTION["Mercator_(1SP)_(Spherical)"],
PARAMETER["Latitude of natural origin",0.0],
PARAMETER["Longitude of natural origin",0.0],
PARAMETER["Scale factor at natural origin",1.0],
PARAMETER["False easting",0.0],
PARAMETER["False northing",0.0]

Definition: PROJ.4

+proj=webmerc

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:19847","+proj=webmerc");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Popular Visualisation Mercator",
    "method": {
        "name": "Mercator (1SP) (Spherical)",
        "id": {
            "authority": "EPSG",
            "code": 9841
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 0,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": 0,
            "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": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 0,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 19847
    }
}

Definition: GeoServer

19847=PROJECTION["Mercator_(1SP)_(Spherical)"],PARAMETER["Latitude of natural origin",0],PARAMETER["Longitude of natural origin",0],PARAMETER["Scale factor at natural origin",1],PARAMETER["False easting",0],PARAMETER["False northing",0]

Definition: MapServer - MAPfile

PROJECTION
	"proj=webmerc"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=webmerc">
	<Layer srs="+proj=webmerc">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19847, 'EPSG', 19847, '+proj=webmerc', 'PROJECTION["Mercator_(1SP)_(Spherical)"],PARAMETER["Latitude of natural origin",0],PARAMETER["Longitude of natural origin",0],PARAMETER["Scale factor at natural origin",1],PARAMETER["False easting",0],PARAMETER["False northing",0]');