9309 Platanus
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Discovery and designation
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| Discovered by | E. W. Elst |
| Discovery site | Smolyan |
| Discovery date | September 20, 1987 |
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Designations
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| MPC designation | 9309 |
| Alternative names[1] | 1987 SS9 |
| Epoch May 14, 2008 | |
| Ap | 3.7732403 |
| Peri | 2.5787049 |
| Eccentricity | 0.1880582 |
| Orbital period | 2067.3478769 |
| Mean anomaly | 212.25314 |
| Inclination | 2.62205 |
| Longitude of ascending node | 113.41187 |
| Argument of peri | 289.09095 |
| Absolute magnitude | 13.3 |
9309 Platanus (1987 SS9) is a Main-belt Asteroid discovered on September 20, 1987 by E. W. Elst at Smolyan.
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