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Discovery and designation
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| Discovered by | C. S. Shoemaker and D. H. Levy |
| Discovery site | Palomar Observatory |
| Discovery date | August 13, 1993 |
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Designations
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| MPC designation | 15321 |
| Alternate name(s) | 1993 PE8 |
| Epoch May 14, 2008 | |
| Ap | 2.9774398 |
| Peri | 1.7058896 |
| Eccentricity | 0.2715056 |
| Orbital period | 1308.8367568 |
| Mean anomaly | 55.80835 |
| Inclination | 24.01972 |
| Longitude of ascending node | 269.26747 |
| Argument of peri | 44.86850 |
| Absolute magnitude (H) | 13.8 |
15321 Donnadean (1993 PE8) is a main-belt asteroid discovered on August 13, 1993 by C. S. Shoemaker and D. H. Levy at Palomar Observatory.
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