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Discovery and designation
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| Discovered by | E. W. Elst |
| Discovery site | European Southern Observatory |
| Discovery date | August 2, 1991 |
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Designations
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| MPC designation | 12294 |
| Named after | Amedeo Avogadro |
| Alternate name(s) | 1991 PQ2 |
| Epoch May 14, 2008 | |
| Ap | 2.6554719 |
| Peri | 2.0859935 |
| Eccentricity | 0.1201060 |
| Orbital period | 1333.2829155 |
| Mean anomaly | 227.49956 |
| Inclination | 1.97219 |
| Longitude of ascending node | 14.70512 |
| Argument of peri | 279.26827 |
| Absolute magnitude (H) | 14.5 |
12294 Avogadro (1991 PQ2) is a main-belt asteroid discovered on August 2, 1991 by E. W. Elst at the European Southern Observatory.
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