21778 Andrewarren
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Discovery and designation
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| Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
| Discovery site | Socorro |
| Discovery date | September 7, 1999 |
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Designations
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| MPC designation | 21778 |
| Alternative names[1] | 1999 RF225 |
| Epoch May 14, 2008 | |
| Ap | 2.7233288 |
| Peri | 2.1052068 |
| Eccentricity | 0.1280144 |
| Orbital period | 1370.1767258 |
| Mean anomaly | 337.61062 |
| Inclination | 1.44784 |
| Longitude of ascending node | 159.50521 |
| Argument of peri | 346.17128 |
| Absolute magnitude | 15.0 |
21778 Andrewarren (1999 RF225) is a Main-belt Asteroid discovered on September 7, 1999 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
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