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Solar System Exploration
Mab: Facts & Figures
   Back to Uranus   Overview   Facts & Figures 
Discovered By
Mark R. Showalter and Jack J. Lissauer
Date of Discovery
25 August 2003
Orbit Size Around Uranus (semi-major axis)
Metric: 97,736 km
English: 60,730 miles
Periapsis (closest)
Metric: 97,492 km
Apoapsis (farthest)
Metric: 97,980 km
Sidereal Orbit Period (Length of Year)
0.002527036 Earth years
0.923 Earth days
Orbit Circumference
Metric: 614,092.44 km
Average Orbit Velocity
Metric: 27,721.8 km/h
Orbit Eccentricity
Orbit Inclination
Mean Radius
Metric: 24 (assuming an albedo of 0.103) km
English: 15 (assuming an albedo of 0.103) miles

Additional Information:

-USGS Astrogeology: Gazetteer of Planetary Nomenclature:

-JPL Solar System Dynamics:

-Encyclopedia of the Solar System, second edition; edited by Lucy-Ann McFadden, Paul R. Weissman, and Torrence V. Johnson; Academic Press 2007
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Last Updated: 12 Aug 2013