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Discovery and designation
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| Discovered by | Elst, E. W. |
| Discovery site | La Silla |
| Discovery date | August 3, 1991 |
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Designations
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| MPC designation | 5522 |
| Alternate name(s) | 1991 PJ5 |
| Epoch May 14, 2008 | |
| Ap | 2.8628647 |
| Peri | 1.9643493 |
| Eccentricity | 0.1861354 |
| Orbital period | 1369.6142630 |
| Mean anomaly | 73.68621 |
| Inclination | 1.33011 |
| Longitude of ascending node | 291.50504 |
| Argument of peri | 140.26523 |
| Absolute magnitude (H) | 13.4 |
5522 De Rop (1991 PJ5) is a main-belt asteroid discovered on August 3, 1991 by Elst, E. W. at La Silla.
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