|
Discovery and designation
|
|
|---|---|
| Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
| Discovery site | Socorro |
| Discovery date | April 20, 1998 |
|
Designations
|
|
| MPC designation | 22573 |
| Alternate name(s) | 1998 HY43 |
| Epoch May 14, 2008 | |
| Ap | 2.5197076 |
| Peri | 1.9735258 |
| Eccentricity | 0.1215565 |
| Orbital period | 1229.9626276 |
| Mean anomaly | 277.81368 |
| Inclination | 3.27303 |
| Longitude of ascending node | 53.58977 |
| Argument of peri | 243.45975 |
| Absolute magnitude (H) | 16.0 |
22573 Johnzhou (1998 HY43) is a main-belt asteroid discovered on April 20, 1998 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.