21662 Benigni
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Discovery and designation
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| Discovered by | [[]] |
| Discovery site | [[]] |
| Discovery date | [[ ]], [[]] |
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Designations
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| MPC designation | 21662 |
| Alternative names[1] | 1999 RC |
| Epoch May 14, 2008 | |
| Ap | 2.9736382 |
| Peri | 2.1165028 |
| Eccentricity | 0.1683913 |
| Orbital period | 1483.0238874 |
| Mean anomaly | 64.64295 |
| Inclination | 13.02768 |
| Longitude of ascending node | 344.64785 |
| Argument of peri | 355.74894 |
| Absolute magnitude | 14.1 |
21662 Benigni (1999 RC) is a Main-belt Asteroid discovered on [[ ]], [[]] by [[]] at [[]].

