|
Discovery and designation
|
|
|---|---|
| Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
| Discovery site | Socorro |
| Discovery date | March 31, 1998 |
|
Designations
|
|
| MPC designation | 22553 |
| Alternate name(s) | 1998 FS116 |
| Epoch May 14, 2008 | |
| Ap | 2.6983872 |
| Peri | 2.1144136 |
| Eccentricity | 0.1213376 |
| Orbital period | 1363.4847276 |
| Mean anomaly | 153.01861 |
| Inclination | 5.62246 |
| Longitude of ascending node | 239.60581 |
| Argument of peri | 71.25521 |
| Absolute magnitude (H) | 15.4 |
22553 Yisun (1998 FS116) is a main-belt asteroid discovered on March 31, 1998 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.