EPSG:3831

Pacific Disaster Center Mercator

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Definition: OGC Well Known Text

PROJECTION["Mercator_1SP"],
PARAMETER["central_meridian",150],
PARAMETER["scale_factor",1],
PARAMETER["false_easting",0],
PARAMETER["false_northing",0]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["Pacific Disaster Center Mercator",
    METHOD["Mercator (variant A)",
        ID["EPSG",9804]],
    PARAMETER["Latitude of natural origin",0,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",150,
        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",3831]]

Definition: ESRI Well Known Text

PROJECTION["Mercator_Variant_A"],
PARAMETER["False_Easting",0.0],
PARAMETER["False_Northing",0.0],
PARAMETER["Central_Meridian",150.0],
PARAMETER["Scale_Factor",1.0]

Definition: PROJ.4

+proj=merc +lon_0=150 +k=1 +x_0=0 +y_0=0

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:3831","+proj=merc +lon_0=150 +k=1 +x_0=0 +y_0=0");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "Conversion",
    "name": "Pacific Disaster Center Mercator",
    "method": {
        "name": "Mercator (variant A)",
        "id": {
            "authority": "EPSG",
            "code": 9804
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 0,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": 150,
            "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": 3831
    }
}

Definition: GeoServer

3831=PROJECTION["Mercator_1SP"],PARAMETER["central_meridian",150],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0]

Definition: MapServer - MAPfile

PROJECTION
	"proj=merc"
	"lon_0=150"
	"k=1"
	"x_0=0"
	"y_0=0"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=merc +lon_0=150 +k=1 +x_0=0 +y_0=0">
	<Layer srs="+proj=merc +lon_0=150 +k=1 +x_0=0 +y_0=0">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 3831, 'EPSG', 3831, '+proj=merc +lon_0=150 +k=1 +x_0=0 +y_0=0', 'PROJECTION["Mercator_1SP"],PARAMETER["central_meridian",150],PARAMETER["scale_factor",1],PARAMETER["false_easting",0],PARAMETER["false_northing",0]');