20420 Marashwhitman
From Wikipedia, the free encyclopedia
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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 26, 1998 |
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Designations
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| MPC designation | 20420 |
| Alternative names[1] | 1998 SN129 |
| Epoch May 14, 2008 | |
| Ap | 2.9335799 |
| Peri | 2.3586911 |
| Eccentricity | 0.1086280 |
| Orbital period | 1572.2317323 |
| Mean anomaly | 122.28934 |
| Inclination | 1.71639 |
| Longitude of ascending node | 156.57718 |
| Argument of peri | 174.88071 |
| Absolute magnitude | 14.7 |
20420 Marashwhitman (1998 SN129) is a Main-belt Asteroid discovered on September 26, 1998 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.

