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Comparison Chart
Comparison: Ferdinand vs. Uranus

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

Discovered By
Dan Milisavljevic, Matthew J. Holman, Brett J. Gladman, John J. Kavelaars, and Tommy Grav
William Herschel
Date of Discovery
13 August 2001
13 March 1781
Average Orbit Distance
20,430,000 km
2,870,658,186 km
Perihelion/Perigee (closest)
12,272,301 km
2,734,998,229 km
Aphelion/Apogee (farthest)
28,587,699 km
3,006,318,143 km
Equatorial Radius
10.0 (assuming an albedo of 0.04) km
25,362 km
Equatorial Circumference
62.8 km
159,354.1 km
4,189 km3
68,334,355,695,584 km3
6,294,407,419,008,210 kg
86,810,300,000,000,000,000,000,000 kg
1.5 g/cm3
1.270 g/cm3
Surface Area
1,256.64 km2
8,083,079,690 km2
Equatorial Surface Gravity
0.004 m/s2
8.87 m/s2
Escape Velocity
33 km/h
76,968 km/h
Orbit Period (Length of Year)
7.638685832 sidereal years
84.016846 sidereal years
Mean Orbit Velocity
1,838.2 km/h
24,477 km/h
Orbit Eccentricity
Orbit Inclination to Ecliptic
0.77 degrees
Orbit Circumference
123,084,701.12 km
18,026,802,831 km


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System of measurement:

Compare All Eight Planets

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Last Updated: 28 Apr 2014