EPSG:4731 DEPRECATED

Viti Levu 1916

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Method: Geocentric translations (geog2D domain)

Remarks: Derived at 1 satellite station. Accuracy +/-25m in each axis.

Information source: DMA / NIMA / NGA TR8350.2 (3rd edition, Amendment 1, 3 January 2000)

Revision date: 2006-07-30

Attributes

Unit: degree (supplier to define representation)

Geodetic CRS: Viti Levu 1916

Datum: Viti Levu 1916

Ellipsoid: Clarke 1880 (RGS)

Prime meridian: Greenwich

Data source: EPSG

Information source: DMA / NIMA / NGA TR8350.2 (3rd edition, January 2000).

Revision date: 2006-01-26

Scope: Military survey.

Area of use: Fiji - Viti Levu island.

Coordinate system: Ellipsoidal 2D CS. Axes: latitude, longitude. Orientations: north, east. UoM: degree

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Center coordinates
177.97 -17.79

WGS84 bounds:
177.19 -18.32
178.75 -17.25

Fiji - Viti Levu island.
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Definition: OGC Well Known Text

GEOGCS["Viti Levu 1916",
    DATUM["Viti Levu 1916",
        SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],
        TOWGS84[51,391,-36,0,0,0,0]],
    PRIMEM["Greenwich",0,
        AUTHORITY["EPSG","8901"]],
    UNIT["degree",0.0174532925199433,
        AUTHORITY["EPSG","9122"]],
    AUTHORITY["EPSG","4731"]]

Definition: OGC Well Known Text 2 (2019)

GEOGCRS["Viti Levu 1916",
    DATUM["Viti Levu 1916",
        ELLIPSOID["Clarke 1880 (RGS)",6378249.145,293.465,
            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["Military survey."],
        AREA["Fiji - Viti Levu island."],
        BBOX[-18.32,177.19,-17.25,178.75]],
    ID["EPSG",4731]]

Definition: ESRI Well Known Text

GEOGCS["GCS_Viti_Levu_1916",
    DATUM["D_Viti_Levu_1916",
        SPHEROID["Clarke_1880_RGS",6378249.145,293.465]],
    PRIMEM["Greenwich",0.0],
    UNIT["Degree",0.0174532925199433]]

Definition: PROJ.4

+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=51,391,-36,0,0,0,0 +no_defs +type=crs

Definition: JavaScript (Proj4js) 

proj4.defs("EPSG:4731","+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=51,391,-36,0,0,0,0 +no_defs +type=crs");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
    "type": "GeographicCRS",
    "name": "Viti Levu 1916",
    "datum": {
        "type": "GeodeticReferenceFrame",
        "name": "Viti Levu 1916",
        "ellipsoid": {
            "name": "Clarke 1880 (RGS)",
            "semi_major_axis": 6378249.145,
            "inverse_flattening": 293.465
        }
    },
    "coordinate_system": {
        "subtype": "ellipsoidal",
        "axis": [
            {
                "name": "Geodetic latitude",
                "abbreviation": "Lat",
                "direction": "north",
                "unit": "degree"
            },
            {
                "name": "Geodetic longitude",
                "abbreviation": "Lon",
                "direction": "east",
                "unit": "degree"
            }
        ]
    },
    "scope": "Military survey.",
    "area": "Fiji - Viti Levu island.",
    "bbox": {
        "south_latitude": -18.32,
        "west_longitude": 177.19,
        "north_latitude": -17.25,
        "east_longitude": 178.75
    },
    "id": {
        "authority": "EPSG",
        "code": 4731
    }
}

Definition: GeoServer

4731=GEOGCS["Viti Levu 1916",DATUM["Viti Levu 1916",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[51,391,-36,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4731"]]

Definition: MapServer - MAPfile

PROJECTION
	"proj=longlat"
	"a=6378249.145"
	"rf=293.465"
	"towgs84=51,391,-36,0,0,0,0"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=51,391,-36,0,0,0,0 +no_defs +type=crs">
	<Layer srs="+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=51,391,-36,0,0,0,0 +no_defs +type=crs">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 4731, 'EPSG', 4731, '+proj=longlat +a=6378249.145 +rf=293.465 +towgs84=51,391,-36,0,0,0,0 +no_defs +type=crs', 'GEOGCS["Viti Levu 1916",DATUM["Viti Levu 1916",SPHEROID["Clarke 1880 (RGS)",6378249.145,293.465],TOWGS84[51,391,-36,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4731"]]');