EPSG:30731

Nord Sahara 1959 / UTM zone 31N

Attributes

Unit: metre

Geodetic CRS: Nord Sahara 1959

Datum: Nord Sahara 1959

Ellipsoid: Clarke 1880 (RGS)

Prime meridian: Greenwich

Data source: EPSG

Revision date: 2012-04-18

Center coordinates
788405.32 3520356.92

Projected bounds:
744495.29 3485418.89
832599.49 3555489.94

WGS84 bounds:
5.59 31.48
6.5 32.09

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Definition: OGC Well Known Text 2 (2019)

BOUNDCRS[
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                    BASEGEOGCRS["Nord Sahara 1959",
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                        PRIMEM["Greenwich",0,
                            ANGLEUNIT["degree",0.0174532925199433]],
                        ID["EPSG",4307]],
                    CONVERSION["UTM zone 31N",
                        METHOD["Transverse Mercator",
                            ID["EPSG",9807]],
                        PARAMETER["Latitude of natural origin",0,
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                            ID["EPSG",8801]],
                        PARAMETER["Longitude of natural origin",3,
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                        PARAMETER["Scale factor at natural origin",0.9996,
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                        PARAMETER["False northing",0,
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                MEMBER["World Geodetic System 1984 (G1150)"],
                MEMBER["World Geodetic System 1984 (G1674)"],
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            USAGE[
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        USAGE[
            SCOPE["Geodesy."],
            AREA["World. Vietnam - offshore."],
            BBOX[-90,-180,90,180]],
        ID["EPSG",1240]]]

Definition: PROJ.4

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Definition: JavaScript (Proj4js)

proj4.defs("EPSG:30731","+proj=utm +zone=31 +a=6378249.145 +rf=293.465 +towgs84=0,0,1.9,0,0,0.814,-0.38 +units=m +no_defs +type=crs");

Definition: JSON

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}

Definition: MapServer - MAPfile

PROJECTION
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	"a=6378249.145"
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	"towgs84=0,0,1.9,0,0,0.814,-0.38"
	"units=m"
	"no_defs"
	"type=crs"
END

Definition: Mapnik

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