Trinculo (moon)

+ Trinculo Discovery Discovered by Matthew J. Holman,John J. Kavelaars,Dan Milisavljevic Discovered in August 13, 2001 Orbital characteristics Mean radius 8,578,000 km Eccentricity 0.2079 Orbital period 759.03 d Inclination 167° (to the ecliptic)Sheppard, S. S.; Jewitt, D. C.; and Kleyna, J.;
An Ultradeep Survey for Irregular Satellites of Uranus: Limits to Completeness, The Astronomical Journal, 129 (2005), pp. 518–525 Is a moon of Uranus Physical characteristics Mean diameter ~18 km (estimate) Surface area ~1000 km² (estimate) Volume ~3000 km3 (estimate) Mass ~7.5 kg (estimate) Mean density ~1.5 g/cm3 (estimate) Surface gravity ~0.0021 m/s2 (estimate) Escape velocity ~0.0045 km/s (estimate) Rotation period ? Axial tilt ?° Albedo 0.04 (assumed) Surface temp. min  mean  max  ~65 K (estimate)  Atmospheric pressure 0 kPa
Trinculo is a retrograde non-spherical moon of Uranus. It was found by Holman, et al. on 2001-08-13, and given the designation S/2001 U 1.IAU Circular IAUC 7980: S/2001 U 1, September 30, 2002Gladman, B. J.; Kavelaars, J. J.; Holman, M. J.; Petit, J.-M.; Scholl, H., Nicholson, P. D.; and Burns, J. A.; 
The Discovery of Uranus XIX, XX, and XXI, Icarus, 147 (2000), pp. 320–324 

Confirmed as Uranus XXI, it was named after the drunken jester Trinculo in William Shakespeare's play The Tempest.

Related pages
 List of Uranus' moons

 References 

Ephemeris IAU-NSES
Mean orbital parameters NASA JPL

 Other websites 
 David C. Jewitt pages
 Scott S. Sheppard pages

Category:Uranus' moons