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Comparison Chart
Comparison: S/2003 J2 vs. Jupiter

This chart shows the differences between S/2003 J2 and Jupiter. To change the planets/moons being compared, change one or more of the form fields at the bottom and click Refresh.

Discovered By
Scott S. Sheppard, David C. Jewitt, Jan T. Kleyna, Yanga R. Fernandez, and Henry H. Hsieh
Known by the Ancients
Date of Discovery
February-March 2003
Unknown
Average Orbit Distance
28,332,000 km
778,340,821 km
Perihelion/Perigee (closest)
16,676,215 km
740,679,835 km
Aphelion/Apogee (farthest)
39,987,785 km
816,001,807 km
Equatorial Radius
1.0 (assuming an albedo of 0.04) km
69,911 km
Equatorial Circumference
6.3 km
439,263.8 km
Volume
4 km3
1,431,281,810,739,360 km3
Mass
14,986,684,330,972 kg
1,898,130,000,000,000,000,000,000,000 kg
Density
2.6 g/cm3
1.326 g/cm3
Surface Area
12.57 km2
61,418,738,571 km2
Equatorial Surface Gravity
0.001 m/s2
24.79 m/s2
Escape Velocity
5 km/h
216,720 km/h
Orbit Period (Length of Year)
2.681259411 sidereal years
11.862615 sidereal years
Mean Orbit Velocity
7,242.4 km/h
47,002 km/h
Orbit Eccentricity
0.4114
0.04838624
Orbit Inclination to Ecliptic
157.106
1.304 degrees
Orbit Circumference
170,225,302.36 km
4,887,595,931 km

 

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Last Updated: 28 Apr 2014