Setebos (moon)
From Freepedia
| Discovery | |||||||
|---|---|---|---|---|---|---|---|
| Discovered by | John J. Kavelaars, Brett J. Gladman, Matthew J. Holman, Jean-Marc Petit, and Hans Scholl | ||||||
| Discovered on | July 18, 1999 | ||||||
| Orbital characteristics | |||||||
| Mean radius | 17,501,000 km | ||||||
| Eccentricity | 0.5843 | ||||||
| Orbital period | 2234.77 d | ||||||
| Inclination | 140.11° (to Uranus' equator) 158.16° (to the local Laplace plane) 146.25° (to the ecliptic) | ||||||
| Is a satellite of | Uranus | ||||||
| Physical characteristics | |||||||
| Mean diameter | 30 km | ||||||
| Surface area | 2800 km2 | ||||||
| Volume | 14,000 km3 | ||||||
| Mass | 2.1×1016 kg | ||||||
| Mean density | ~1.5 g/cm3 | ||||||
| Surface gravity | ~0.0063 m/s2 | ||||||
| Escape velocity | ~0.014 km/s | ||||||
| Rotation period | ? | ||||||
| Axial tilt | ?° | ||||||
| Albedo | 0.07 (assumed) | ||||||
| Surface temp. |
| ||||||
| Atmospheric pressure | 0 kPa | ||||||
Setebos (set'-e-bus) is Uranus' outermost named moon, surpassed only by S/2001 U 2. It was discovered on 1999-07-18 by John J. Kavelaars et al. and temporarily designated S/1999 U 1. It is also known as Uranus XIX. It is named after the god worshipped by Caliban and Sycorax in William Shakespeare's play The Tempest.
As of 2005, little is known about this irregular satellite.
| Uranus' natural satellitesedit |
|---|
| Cordelia | Ophelia | Bianca | Cressida | Desdemona | Juliet | Portia | Rosalind | S/2003 U 2 | Belinda |
| S/1986 U 10 | Puck | S/2003 U 1 | Miranda | Ariel | Umbriel | Titania | Oberon | S/2001 U 3 |
| Caliban | Stephano | Trinculo | Sycorax | S/2003 U 3 | Prospero | Setebos | S/2001 U 2 |
