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Perdita
ORBITS:
Uranus
MOON
Perdita. A 1986 discovery in Uranus’s skies.
Discover Perdita, a moon of Uranus with an orbital semi-major axis of about 76,418 km, discovered in 1986, then explore its place in the Solar System on the SPACE-di interactive map.
naif:
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Reference material: NASA / Jet Propulsion Laboratory · NASA · 3D render credits
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Perdita: a companion of Uranus…
Perdita is a moon of Uranus, part of the Solar System in the universe. Uranus is a planet associated with the Sun, our star, and this space encyclopedia describes the moon’s identity and place in its planetary system.
Perdita — A natural satellite of Uranus. Its physical properties and orbital motion are shown from the available catalogue and ephemeris data.
No object-specific chemical/elemental dataset has been verified and imported for this record. This does not mean none is publicly available. Appearance may be imagined; chemistry is not.
Discovery and designation
Perdita was discovered in 1986. JPL credits E. Karkoschka. Its provisional designation is S/1986 U10. The name and discovery entry identify this particular satellite of Uranus; similarly named asteroids are separate objects.
Perdita was discovered 13 years after its picture was taken by Voyager 2 during the spacecraft's flyby in 1986. University of Arizona's Erich Karkoschka found the moon in the public archive of Voyager 2 images when he compared them with those of the Hubble Space Telescope. The International Astronomical Union (IAU) recognized it as a moon of Uranus, but withdrew its designation as premature when subsequent efforts failed to observe it. Its existence was finally confirmed, however, in 2003, when the Hubble imaged an object right in Perdita's predicted location.
Perdita's orbit lies between those of Belinda and Puck, about 76,400 km from Uranus. It is believed to be about 30 km in diameter and very dark (albedo of about 0.08). Little else is known.
Originally called S/1986 U10, Perdita was named for the daughter of Leontes and Hermione in William Shakespeare's play, "The Winter's Tale." In the play Leontes initially refuses to believe that Perdita is his daughter because he thinks that his wife has had an affair with king Polixenes of Bohemia. Circumstances lead to Perdita being abandoned by her father and later found and raised by a Bohemian shepherd. 16 years later Bohemian Prince Florizel meets and falls in love with Perdita and it is revealed that she is the princess of Sicily. Perdita's father Leontes reconciles his differences with king Polixenes, and the marriage is ratified.