168 Sibylla
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Orbital characteristics 1 | |
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Orbit type | Main belt (Cybele) |
Semimajor axis | 3.377 AU |
Perihelion distance | 3.154 AU |
Aphelion distance | 3.601 AU |
Orbital period | 6.21 years |
Inclination | 4.63° |
Eccentricity | 0.066 |
Physical characteristics 1 | |
Diameter | 148.4 km |
Rotation period | 23.82 hours |
Spectral class | C |
Abs. magnitude | 7.94 |
Albedo 4 | 0.054 |
History 2 | |
Discoverer | J. C. Watson, 1876 |
168 Sibylla is a large Main belt asteroid. It is very dark and composed of primitive carbonaceous materials.
It is a Cybele asteroid, orbiting beyond most of the Main belt asteroids.
It was discovered by J. C. Watson on September 28, 1876.
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