20553 Donaldhowk
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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 9, 1999 |
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Designations
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| MPC designation | 20553 |
| Alternative names[1] | 1999 RQ113 |
| Epoch May 14, 2008 | |
| Ap | 2.5456900 |
| Peri | 2.0596302 |
| Eccentricity | 0.1055431 |
| Orbital period | 1276.2717889 |
| Mean anomaly | 285.83710 |
| Inclination | 2.79001 |
| Longitude of ascending node | 304.95346 |
| Argument of peri | 270.07260 |
| Absolute magnitude | 15.0 |
20553 Donaldhowk (1999 RQ113) is a Main-belt Asteroid discovered on September 9, 1999 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
[edit] External links
- NASA JPL Small-Body Database Browser on 20553 Donaldhowk
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