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Discovery and designation
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| Discovered by | Baur, J. M. |
| Discovery site | Chions |
| Discovery date | December 1, 1989 |
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Designations
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| MPC designation | 4803 |
| Alternate name(s) | 1989 XA |
| Epoch May 14, 2008 | |
| Ap | 3.0130846 |
| Peri | 2.7882806 |
| Eccentricity | 0.0387502 |
| Orbital period | 1804.4661439 |
| Mean anomaly | 97.68483 |
| Inclination | 2.91964 |
| Longitude of ascending node | 46.21428 |
| Argument of peri | 186.15775 |
| Absolute magnitude (H) | 12.1 |
4803 Birkle (1989 XA) is a main-belt asteroid discovered on December 1, 1989 by Baur, J. M. at Chions.
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