Vanth
Natural satellite
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Vanth is a natural satellite or moon of the large trans-Neptunian object 90482 Orcus. It was discovered by Michael Brown and Terry-Ann Suer using images taken by the Hubble Space Telescope on 13 November 2005. Wikipedia
Discovered: November 13, 2005
Discoverers: Michael E. Brown and Terry-Ann Suer
Orbits: 90482 Orcus
Absolute magnitude (H): 4.88±0.05: 2702
Albedo: 0.08±0.02
Apparent magnitude: 21.8
Mass: (8.7±0.8)×1019 kg: 4