|
Discovery and designation
|
|
|---|---|
| Discovered by | F. Borngen |
| Discovery site | Tautenburg |
| Discovery date | September 10, 1991 |
|
Designations
|
|
| MPC designation | 10340 |
| Alternate name(s) | 1991 RT40 |
| Epoch May 14, 2008 | |
| Ap | 2.9838504 |
| Peri | 2.7745204 |
| Eccentricity | 0.0363523 |
| Orbital period | 1784.4438431 |
| Mean anomaly | 206.62527 |
| Inclination | 2.35542 |
| Longitude of ascending node | 32.48298 |
| Argument of peri | 265.04773 |
| Absolute magnitude (H) | 13.4 |
10340 Jostjahn (1991 RT40) is a main-belt asteroid discovered on September 10, 1991 by F. Borngen at Tautenburg.