Discovered by Synnott in 1980 and provisionally designated 1979 J2. It is now designated Jupiter XV.
Physical Parameters
Equatorial Diameter
24 kilometres
Polar Diameter
20 kilometres
Third Diameter
16 kilometres (Adrastea is not spherical)
Orbital Parameters
Mean Distance from Jupiter
128,980,000 kilometres
Mean Sidereal Period
0.298 earthdays
Eccentricity
0
Inclination
0
Opposition Magnitude (Average)
19.1
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