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Jupiter XIII


Leda [LEE-duh] is the ninth known and smallest satellite of Jupiter. Leda was the queen of Sparta and the mother of Helen and Pollux. The picture shown above is the discovery image of Leda. Very little is known about Leda.

Leda Statistics
 Discovered byC. Kowal 
 Date of discovery1974 
 Mass (kg)5.68e+15 
 Mass (Earth = 1)9.5047e-10 
 Equatorial radius (km)
 Equatorial radius (Earth = 1)1.2543e-03 
 Mean density (gm/cm^3)2.7 
 Mean distance from Jupiter (km)11,094,000 
 Rotational period (days)
 Orbital period (days)238.72 
 Mean orbital velocity (km/sec)3.38 
 Orbital eccentricity0.1476 
 Orbital inclination (degrees)26.07 
 Escape velocity (km/sec)0.0097 
 Visual geometric albedo
 Magnitude (Vo)20.2 


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