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Discovery and designation
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| Discovered by | E. F. Helin |
| Discovery site | Palomar |
| Discovery date | August 19, 1993 |
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Designations
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| MPC designation | 7781 |
| Alternate name(s) | 1993 QT |
| Epoch May 14, 2008 | |
| Ap | 2.0929017 |
| Peri | 1.8206569 |
| Eccentricity | 0.0695645 |
| Orbital period | 999.7955140 |
| Mean anomaly | 149.55392 |
| Inclination | 18.69191 |
| Longitude of ascending node | 342.05225 |
| Argument of peri | 337.00062 |
| Absolute magnitude (H) | 13.8 |
7781 Townsend (1993 QT) is an inner main-belt asteroid discovered on August 19, 1993, by E. F. Helin at Palomar.
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