Nemea Planum (Io)

Data as of 2026-10-23

What it is

Type
Planum, plana
IAU definition

Plateau or high plain

Diameter
888.5 km, 49 % of the radius of its body
Centre
72.33° S, 94.18° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
Name adopted
1979
Origin of the name

Greek; where Io was turned into a cow by Zeus and given to Hera.

Quoted in English, as the IAU publishes it.

In Galaxy

See it in Galaxy

Opens its body in the application, the camera turned towards Nemea Planum.

Missions to its body

No observation record of this formation is crossed here. These are the missions the Planetary Data System declares for its body; none is claimed to have observed Nemea Planum.

Sources

International Astronomical Union Working Group for Planetary System Nomenclature, Gazetteer of Planetary Nomenclature, read on October 23, 2026. Feature page: https://planetarynames.wr.usgs.gov/Feature/4203

Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms

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