EPSG:7058

Hughes 1980

Attributes

Unit: metre

Data source: EPSG

Information source: US National Snow and Ice Data Center

Revision date: 2006-09-22

Remarks: Used in US DMSP SSM/I microwave sensor processing software. Semi-minor axis derived from eccentricity=0.081816153. Semi-major axis (a) sometimes given as 3443.992nm which OGP suspects is a derived approximation. OGP conversion assumes 1nm=1852m exactly.

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Definition: OGC Well Known Text

SPHEROID["Hughes 1980",6378273,298.279411123064,
    AUTHORITY["EPSG","7058"]]

Definition: OGC Well Known Text 2 (2019)

ELLIPSOID["Hughes 1980",6378273,298.279411123064,
    LENGTHUNIT["metre",1],
    ID["EPSG",7058]]

Definition: ESRI Well Known Text

SPHEROID["Hughes_1980",6378273.0,298.279411123064]

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "Ellipsoid",
    "name": "Hughes 1980",
    "semi_major_axis": 6378273,
    "semi_minor_axis": 6356889.449,
    "id": {
        "authority": "EPSG",
        "code": 7058
    }
}

Definition: GeoServer

7058-ellipsoid=SPHEROID["Hughes 1980",6378273,298.279411123064,AUTHORITY["EPSG","7058"]]