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Discovery and designation
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| Discovered by | OCA-DLR Asteroid Survey |
| Discovery site | Caussols |
| Discovery date | January 15, 1999 |
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Designations
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| MPC designation | 11401 |
| Alternate name(s) | 1999 AF25 |
| Epoch May 14, 2008 | |
| Ap | 2.7011604 |
| Peri | 1.8027298 |
| Eccentricity | 0.1994788 |
| Orbital period | 1234.3408858 |
| Mean anomaly | 137.03995 |
| Inclination | 4.97405 |
| Longitude of ascending node | 356.08518 |
| Argument of peri | 316.07939 |
| Absolute magnitude (H) | 14.2 |
11401 Pierralba (1999 AF25) is a main-belt asteroid discovered on January 15, 1999 by the OCA-DLR Asteroid Survey at Caussols.
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