234 Barbara
From Wikipedia, the free encyclopedia
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Discovery
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| Discovered by | C. H. F. Peters |
| Discovery date | August 12, 1883 |
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Designations
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| Alternative names | 1942 RL1, 1953 RE, 1975 XP |
| Minor planet category |
Main belt |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 444.054 Gm (2.968 AU) |
| Perihelion | 269.817 Gm (1.804 AU) |
| Semi-major axis | 356.935 Gm (2.386 AU) |
| Eccentricity | 0.244 |
| Orbital period | 1346.128 d (3.69 a) |
| Average orbital speed | 19.28 km/s |
| Mean anomaly | 333.976° |
| Inclination | 15.352° |
| Longitude of ascending node | 144.648° |
| Argument of perihelion | 192.212° |
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Physical characteristics
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| Dimensions | 44.0 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | 26.5 h |
| Albedo | 0.227 |
| Temperature | unknown |
| Spectral type | S |
| Absolute magnitude | 9.02 |
234 Barbara is a typical Main belt asteroid. It is classified as an S-type asteroid.
It was discovered by C. H. F. Peters on August 12, 1883 in Clinton, New York.
[edit] References
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
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