|
Discovery and designation
|
|
|---|---|
| Discovered by | R. Matson |
| Discovery site | Palomar |
| Discovery date | August 29, 2002 |
|
Designations
|
|
| MPC designation | 78432 |
| Alternate name(s) | 2002 QR50 |
| Epoch May 14, 2008 | |
| Ap | 3.5945313 |
| Peri | 2.8828433 |
| Eccentricity | 0.1098729 |
| Orbital period | 2128.8838085 |
| Mean anomaly | 257.79971 |
| Inclination | 3.76428 |
| Longitude of ascending node | 24.39508 |
| Argument of peri | 63.78596 |
| Absolute magnitude (H) | 15.4 |
78432 Helensailer (2002 QR50) is an outer main-belt asteroid discovered on August 29, 2002 by R. Matson on NEAT images taken at Palomar.