| Albedo
|
0.28 +
|
| Apoapsis
|
436,869 km (0.00292 AU, 271,457.811 mi) +
|
| Axial tilt
|
0 rad (0 °, 0 grad) +
|
| Color
|
#CC9966 +
|
| Composition
|
Water ice and rock +
|
| Date of discovery
|
11 January 1787 +
|
| Discoverer
|
William Herschel +
|
| Escape speed
|
0.768 km/s (2,764.8 km/h, 0.477 mi/s, 1,717.967 mph) +
|
| Inclination
|
0.00244 rad (0.14 °, 0.156 grad) +
|
| Lunar mass
|
3.52e+21 kg (0.0479 M☾, 5.89024e-4 M⊕) +
|
| Lunar surface area
|
7,820,847 km² (3,019,645.908 mi², 0.206 A☾, 0.0153 A⊕) +
|
| Mean radius
|
788.9 km (490.2 mi) +
|
| Mean temperature
|
60 K (-213.15 °C, -351.67 °F, 108 °R) +
|
| Member of
|
Moon +,
Solar system +,
Major Moons of Uranus +
|
| Orbital eccentricity
|
0.0022 +
|
| Orbital speed
|
3.65 km/s (13,140 km/h, 2.268 mi/s, 8,164.817 mph) +
|
| Order
|
17 +
|
| Periapsis
|
434,951 km (0.00291 AU, 270,266.021 mi) +
|
| Planet density
|
1,710 kg/m³ (1.71 g/ml, 106.752 lb/ft³) +
|
| Primary
|
Uranus +
|
| Rotation speed
|
0.00659 km/s (23.72 km/h, 0.00409 mi/s, 14.739 mph) +
|
| Semi-major axis
|
435,910 km (0.00291 AU, 270,861.916 mi) +
|
| Sidereal day
|
208.941 h (8.706 da) +
|
| Sidereal period
|
8.706 da (0.0238 a) +
|
| Surface gravity
|
0.378 m/s² (1.24 ft/s², 0.0386 g) +
|
| Visiting mission
|
Voyager 2 +
|
| Categories |
Astronomy +,
Solar system +,
Moon +,
Uranus +
|
