Moon Trinculo
Trinculo /ˈtrɪŋkjʊloʊ/ is a retrograde irregular satellite of Uranus.
It was discovered by a group of astronomers led by Holman, et al. on 13 August 2001, and given the temporary designation S/2001 U 1.
 Trinculo (circled) imaged by the Very Large Telescope on 3 September 2002. The bright glare on the right is from Uranus, overexposed beyond the frame. | |
| Discovery | |
|---|---|
| Discovered by | |
| Discovery date | August 13, 2001 (confirmed in 2002) |
| Designations | |
Designation | Uranus XXI |
| Pronunciation | /ˈtrɪŋkjʊloʊ/ |
| Adjectives | [citation needed] |
| Orbital characteristics | |
Mean orbit radius | 8,504,000 km |
| Eccentricity | 0.2200 |
| 749.24 d | |
| Inclination | 167° (to the ecliptic) |
| Satellite of | Uranus |
| Physical characteristics | |
Mean radius | 9 km (estimate) |
| ~1,000 km2 (estimate) | |
| Volume | ~3,000 km3 (estimate) |
| Mass | ~3.9×1015 kg (estimate) |
Mean density | ~1.3 g/cm3 (assumed) |
| ~0.0021 m/s2 (estimate) | |
| ~0.007 km/s (estimate) | |
| ? | |
| ? | |
| Albedo | 0.04 (assumed) |
| Temperature | ~65 K (estimate) |
Confirmed as Uranus XXI, it was named after the drunken jester Trinculo in William Shakespeare's play The Tempest. Trinculo is the second smallest of Uranus' 27 moons after Ferdinand and is approximately only 18 km wide.
Uranus · Sycorax · Francisco · Caliban · Stephano · Trinculo
See also
References
- Sheppard, S. S.; Jewitt, D.; Kleyna, J. (2005). "An Ultradeep Survey for Irregular Satellites of Uranus: Limits to Completeness". The Astronomical Journal. 129 (1): 518–525. arXiv:astro-ph/0410059. Bibcode:2005AJ....129..518S. doi:10.1086/426329. S2CID 18688556.
External links
- David C. Jewitt pages
- Uranus' Known Satellites (by Scott S. Sheppard)
- MPC: Natural Satellites Ephemeris Service
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