|
Discovery and designation
|
|
|---|---|
| Discovered by | Lincoln Laboratory Near-Earth Asteroid Research Team |
| Discovery site | Socorro |
| Discovery date | July 14, 1999 |
|
Designations
|
|
| MPC designation | 19591 |
| Alternate name(s) | 1999 NW21 |
| Epoch May 14, 2008 | |
| Ap | 3.0239087 |
| Peri | 2.4851473 |
| Eccentricity | 0.0977956 |
| Orbital period | 1669.8182941 |
| Mean anomaly | 293.96475 |
| Inclination | 6.30491 |
| Longitude of ascending node | 92.39850 |
| Argument of peri | 252.73915 |
| Absolute magnitude (H) | 14.5 |
19591 Michaelklein (1999 NW21) is a main-belt asteroid discovered on July 14, 1999 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.