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Discovery and designation
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| Discovered by | Robert H. McNaught |
| Discovery site | Siding Spring |
| Discovery date | January 4, 1989 |
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Designations
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| MPC designation | 4499 |
| Alternate name(s) | 1989 AO3 |
| Epoch May 14, 2008 | |
| Ap | 3.7018825 |
| Peri | 2.6461849 |
| Eccentricity | 0.1663022 |
| Orbital period | 2065.4549560 |
| Mean anomaly | 214.03518 |
| Inclination | 6.54849 |
| Longitude of ascending node | 318.18218 |
| Argument of peri | 88.47720 |
| Absolute magnitude (H) | 12.2 |
4499 Davidallen (1989 AO3) is a main-belt asteroid discovered on January 4, 1989 by Robert H. McNaught at Siding Spring.
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