32 Pomona
From Wikipedia, the free encyclopedia
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Discovery
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| Discovered by | H. Goldschmidt |
| Discovery date | October 26, 1854 |
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Designations
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| Alternative names | A899 QA; A911 KF; 1945 RB; 1949 SH; 1950 YD |
| Minor planet category |
Main belt |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 419.316 Gm (2.803 AU) |
| Perihelion | 354.967 Gm (2.373 AU) |
| Semi-major axis | 387.142 Gm (2.588 AU) |
| Eccentricity | 0.083 |
| Orbital period | 1520.602 d (4.16 a) |
| Average orbital speed | 18.48 km/s |
| Mean anomaly | 46.086° |
| Inclination | 5.530° |
| Longitude of ascending node | 220.574° |
| Argument of perihelion | 339.680° |
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Physical characteristics
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| Dimensions | 80.8 km |
| Mass | ~5.5×1017 kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | 0.0226? m/s² |
| Escape velocity | 0.0427? km/s |
| Rotation period | 0.3937 d 9.448 h [1] |
| Albedo | 0.10 |
| Temperature | ~173 K |
| Spectral type | S |
| Absolute magnitude | 7.56 |
32 Pomona (pronounced /pəˈmoʊnə/, Latin: Pōmōna) is a main belt asteroid.
Pomona was discovered by H. Goldschmidt on October 26, 1854. It is named after Pomona, the Roman goddess of fruit trees.
[edit] References
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