1389 Onnie
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| Discovery | |
|---|---|
| Discovered by | H. van Gent |
| Discovery site | Johannesburg (LS) |
| Discovery date | September 28, 1935 |
| Designations | |
| MPC designation | 1389 |
| Alternative names | 1935 SS1 |
| Orbital characteristics | |
| Epoch May 14, 2008 | |
| Aphelion | 2.9056202 |
| Perihelion | 2.8237222 |
| Eccentricity | 0.0142945 |
| Orbital period | 1770.9675548 |
| Mean anomaly | 240.50180 |
| Inclination | 2.04316 |
| Longitude of ascending node | 174.71387 |
| Argument of perihelion | 310.15202 |
| Physical characteristics | |
| Absolute magnitude (H) | 11.64 |
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1389 Onnie (1935 SS1) is a main-belt asteroid discovered on September 28, 1935 by H. van Gent at Johannesburg (LS).
References
- Binzel, R.P. (1987) Icarus 72, 135-208.
- Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.
External links
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