|
Discovery and designation
|
|
|---|---|
| Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
| Discovery site | Socorro |
| Discovery date | September 9, 1999 |
|
Designations
|
|
| MPC designation | 18855 |
| Alternate name(s) | 1999 RQ112 |
| Epoch May 14, 2008 | |
| Ap | 2.8572506 |
| Peri | 2.0151252 |
| Eccentricity | 0.1728367 |
| Orbital period | 1388.8795654 |
| Mean anomaly | 135.15175 |
| Inclination | 4.51197 |
| Longitude of ascending node | 218.26507 |
| Argument of peri | 61.69948 |
| Absolute magnitude (H) | 14.3 |
18855 Sarahgutman (1999 RQ112) is a main-belt asteroid discovered on September 9, 1999 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.