|
Discovery and designation
|
|
|---|---|
| Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
| Discovery site | Socorro |
| Discovery date | October 4, 1999 |
|
Designations
|
|
| MPC designation | 22911 |
| Alternate name(s) | 1999 TX30 |
| Epoch May 14, 2008 | |
| Ap | 2.4109314 |
| Peri | 1.9988784 |
| Eccentricity | 0.0934401 |
| Orbital period | 1195.8679573 |
| Mean anomaly | 323.66748 |
| Inclination | 1.90980 |
| Longitude of ascending node | 223.28117 |
| Argument of peri | 43.48679 |
| Absolute magnitude (H) | 15.5 |
22911 Johnpardon (1999 TX30) is a main-belt asteroid discovered on October 4, 1999 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.