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Solar System Exploration
Planets
Erinome: Facts & Figures
   Back to Jupiter   Overview   Facts & Figures 
Discovered By
Scott S. Sheppard, David C. Jewitt, Yanga R. Fernandez, and Eugene Magnier
Date of Discovery
23 November 2000
Orbit Size Around Jupiter (semi-major axis)
Metric: 23,283,000 km
English: 14,467,385 miles
Periapsis (closest)
Metric: 17,099,035 km
Apoapsis (farthest)
Metric: 29,466,965 km
Orbit Circumference
Metric: 143,676,263.20 km
Average Orbit Velocity
Metric: 8,218.0 km/h
Orbit Eccentricity
0.2656
Orbit Inclination
164.921
Mean Radius
Metric: 1.6 (assuming an albedo of 0.04) km
English: 1.0 miles
Equatorial Circumference
Metric: 10.1 km
Volume
Metric: 17 km3
Mass
Metric: 44,960,052,992,916 kg
Scientific Notation: 4.4960 x 1013 kg
Density
Metric: 2.6 g/cm3
Surface Area
Metric: 32.17 km2
Surface Gravity
Metric: 0.001 m/s2
Escape Velocity
Metric: 7 km/h

Additional Information:

-USGS Astrogeology: Gazetteer of Planetary Nomenclature: http://planetarynames.wr.usgs.gov/append7.html

-JPL Solar System Dynamics: http://ssd.jpl.nasa.gov/

-Solar System Moons: Discovery and Mythology by Jürgen Blunck; Springer-Verlag Berlin Heidelberg 2010

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

-Ellis Miner

-Encyclopædia Britannica Online. 2010: http://www.britannica.com
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Last Updated: 8 Mar 2011