|
Discovery and designation
|
|
|---|---|
| Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
| Discovery site | Socorro |
| Discovery date | April 20, 1998 |
|
Designations
|
|
| MPC designation | 22572 |
| Alternate name(s) | 1998 HJ39 |
| Epoch May 14, 2008 | |
| Ap | 2.8334463 |
| Peri | 1.9869099 |
| Eccentricity | 0.1756170 |
| Orbital period | 1366.6966252 |
| Mean anomaly | 216.29355 |
| Inclination | 1.78761 |
| Longitude of ascending node | 189.36879 |
| Argument of peri | 60.82315 |
| Absolute magnitude (H) | 15.8 |
22572 Yuanzhang (1998 HJ39) is a main-belt asteroid discovered on April 20, 1998 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.