McCaffrey Dorsum (Charon)

Data as of 2026-10-23

What it is

Type
Dorsum, dorsa
IAU definition

Ridge

Diameter
420 km, 69 % of the radius of its body
Centre
74.28° N, 294.89° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
Name adopted
August 5, 2020
Origin of the name

Anne; US-Irish author of science fiction novels, including the Dragonriders of Pern series, which recounts the human colonization of the fictional planet Pern (1926-2011).

Quoted in English, as the IAU publishes it.

In Galaxy

See it in Galaxy

Opens its body in the application, the camera turned towards McCaffrey Dorsum.

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 McCaffrey Dorsum.

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/15928

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

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