|
Discovery and designation
|
|
|---|---|
| Discovered by | Spacewatch |
| Discovery site | Kitt Peak |
| Discovery date | September 17, 1995 |
|
Designations
|
|
| MPC designation | 11980 |
| Alternate name(s) | 1995 SP8 |
| Epoch May 14, 2008 | |
| Ap | 2.7225709 |
| Peri | 2.2024511 |
| Eccentricity | 0.1056076 |
| Orbital period | 1411.4505889 |
| Mean anomaly | 176.45096 |
| Inclination | 6.43663 |
| Longitude of ascending node | 172.73624 |
| Argument of peri | 91.06599 |
| Absolute magnitude (H) | 14.8 |
11980 Ellis (1995 SP8) is a main-belt asteroid discovered on September 17, 1995 by Spacewatch at Kitt Peak.