156 Xanthippe
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| Orbital characteristics 1 | |
|---|---|
| Orbit type | Main belt |
| Semimajor axis | 2.732 AU |
| Perihelion distance | 2.125 AU |
| Aphelion distance | 3.339 AU |
| Orbital period | 4.52 years |
| Inclination | 9.75° |
| Eccentricity | 0.222 |
| Physical characteristics 1 | |
| Diameter | 121 km |
| Rotation period | 22.37 hours |
| Spectral class | C |
| Abs. magnitude | 8.64 |
| Albedo 4 | 0.042 |
| History 2 | |
| Discoverer | J. Palisa, 1875 |
156 Xanthippe is a large main belt asteroid. It has a carbonaceous composition and an extremely dark surface. It is named after Xanthippe, the wife of Socrates.
It was discovered by J. Palisa on November 22, 1875.
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