Amalthea

Jupiter V

Amalthea Statistics
 Discovered by Edward Emerson Barnard 
 Date of discovery 1892 
 Mass (kg) 7.17e+18 
 Mass (Earth = 1) 1.1998e-06 
 Radius (km) 135x84x75 
 Radius (Earth = 1) 2.1167e-02 
 Mean density (gm/cm^3) 1.8 
 Mean distance from Jupiter (km) 181,300 
 Rotational period (days) 0.498179 
 Orbital period (days) 0.498179 
 Mean orbital velocity (km/sec) 26.47 
 Orbital eccentricity 0.003 
 Orbital inclination (degrees) 0.40 
 Escape velocity (km/sec) 0.0842 
 Visual geometric albedo 0.05 
 Magnitude (Vo) 14.1 

Amalthea/UIUC/sulfridg@uiuc.edu /revised August 98