251 Sophia
| Discovery | |
|---|---|
| Discovered by | Johann Palisa |
| Discovery date | 4 October 1885 |
| Designations | |
| MPC designation | (251) Sophia |
|
A907 UA, 1950 RH1, 1953 FN1 | |
| Main belt | |
| Orbital characteristics[1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 130.20 yr (47556 d) |
| Aphelion | 3.40444 AU (509.297 Gm) |
| Perihelion | 2.79047 AU (417.448 Gm) |
| 3.09745 AU (463.372 Gm) | |
| Eccentricity | 0.099110 |
| 5.45 yr (1991.2 d) | |
Average orbital speed | 16.94 km/s |
| 299.994° | |
| 0° 10m 50.876s / day | |
| Inclination | 10.5103° |
| 156.156° | |
| 285.776° | |
| Physical characteristics | |
| Dimensions | 28.42±4.5 km |
| 20.216 h (0.8423 d) | |
| 0.2188±0.091 | |
| 9.9 | |
|
| |
251 Sophia is a main belt asteroid.
It was discovered by Johann Palisa on 4 October 1885 in Vienna and was named after Sophia, wife of astronomer Hugo von Seeliger.
References
- ↑ "251 Sophia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 12 May 2016.
External links
- The Asteroid Orbital Elements Database
- Minor Planet Discovery Circumstances
- Asteroid Lightcurve Data File
- Minor Planet Lightcurve Parameters
- 251 Sophia at the JPL Small-Body Database
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