237 Coelestina
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Discovery
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| Discovered by | Johann Palisa |
| Discovery date | June 27, 1884 |
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Designations
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| Alternative names | n/a |
| Minor planet category |
Main belt |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 443.501 Gm (2.965 AU) |
| Perihelion | 383.183 Gm (2.561 AU) |
| Semi-major axis | 413.342 Gm (2.763 AU) |
| Eccentricity | 0.073 |
| Orbital period | 1677.516 d (4.59 a) |
| Average orbital speed | 17.92 km/s |
| Mean anomaly | 69.166° |
| Inclination | 9.754° |
| Longitude of ascending node | 84.446° |
| Argument of perihelion | 201.743° |
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Physical characteristics
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| Dimensions | 41.0 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | unknown |
| Albedo | unknown |
| Temperature | unknown |
| Spectral type | unknown |
| Absolute magnitude | 9.24 |
237 Coelestina is a typical Main belt asteroid.
It was discovered by Johann Palisa on June 27, 1884 in Vienna and was named after Coelestine, wife of astronomer Theodor von Oppolzer.
[edit] References
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