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Belinda: Facts & Figures
   Back to Uranus   Overview   Gallery   Facts & Figures   News 
Discovered By
Voyager Science Team
Date of Discovery
13 January 1986
Orbit Size Around Uranus (semi-major axis)
Metric: 75,300 km km
English: 46,789 miles miles
Periapsis (closest)
Metric: 75,292 km
Apoapsis (farthest)
Metric: 75,308 km
Sidereal Orbit Period (Length of Year)
0.001708419 Earth years
0.624 Earth days
Orbit Circumference
Metric: 473,123.85 km
Average Orbit Velocity
Metric: 31,592.1 km/h
Orbit Eccentricity
Orbit Inclination
0.031 degree
Mean Radius
Metric: 40.3 ±8 km
Equatorial Circumference
Metric: 253.2 km
Metric: 274,160 km3
Metric: 356,683,087,077,132,000 kg
Scientific Notation: 3.5668 x 1017 kg
Metric: 1.3 g/cm3
Surface Area
Metric: 20,408.92 km2
Surface Gravity
Metric: 0.015 m/s2
Escape Velocity
Metric: 124 km/h

Additional Information:

-USGS Astrogeology: Gazetteer of Planetary Nomenclature:

-JPL Solar System Dynamics:

-Dr. Ellis Miner, retired planetary scientist, Jet Propulsion Laboratory
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Last Updated: 12 Aug 2013