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Phoebe: Facts & Figures
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Discovered By
W. Pickering
Date of Discovery
August 1898
Orbit Size Around Saturn (semi-major axis)
Metric: 12,947,913 km
English: 8,045,460 miles
Periapsis (closest)
Metric: 10,832,224 km
Apoapsis (farthest)
Metric: 15,063,602 km
Orbit Period (Length of Year)
550.3 Earth days
Orbit Circumference
Metric: 80,808,357.62 km
Average Orbit Velocity
Metric: 6,118.5 km/h
Orbit Eccentricity
0.1634
Orbit Inclination
175.243 degrees
By Comparison: Retrograde orbit
Mean Radius
Metric: 106.5 km
Equatorial Circumference
Metric: 669.2 km
Volume
Metric: 5,059,848 km3
Mass
Metric: 8,290,633,771,893,670,000 kg
Scientific Notation: 8.2906 x 1018 kg
Density
Metric: 1.638 g/cm3
Surface Area
Metric: 142,530.92 km2
Surface Gravity
Metric: 0.049 m/s2
Escape Velocity
Metric: 367 km/h
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Last Updated: 4 Apr 2011