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Asteroid 90 Antiope

Antiope is a double asteroid in the outer asteroid belt. Both components, egg-shaped bodies made of loose chunks of rock and ice, have about the same size and are close together. They orbit each other in synchronized rotation.

Distance to the Sun: 2.66 - 3.65 AU
Total mass: 8.28 * 1017 kg
Orbit period: 5.61 years = 2047.9 days
Space between Antiope A and B: 171 kilometers
Orbit period of Antiope A and B: 16.5 hours

Antiope A

Size: 93.0 * 87.0 * 83.6 km
  

Antiope B

Size: 89.4 * 82.8 * 79.6 km

Back: Objects in the Solar System

03/31/2007

     90 Antiope A und B
Graphic: ESO
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