32 Pomona
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Discovery
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Discovered by | H. Goldschmidt |
Discovery date | October 26, 1854 |
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° |
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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