20488 Pic-du-Midi
| Discovery | |
|---|---|
| Discovered by | Pises Obs. |
| Discovery site | Pises Obs. |
| Discovery date | 17 July 1999 |
| Designations | |
| (20488) Pic-du-Midi | |
Named after | Pic du Midi Observatory (in the French Pyrenees) |
| 1999 OL · 1998 HD60 | |
| main-belt · (middle) background | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 19.28 yr (7,041 days) |
| Aphelion | 3.1496 AU |
| Perihelion | 2.3196 AU |
| 2.7346 AU | |
| Eccentricity | 0.1518 |
| 4.52 yr (1,652 days) | |
| 342.51° | |
| 0° 13m 4.8s / day | |
| Inclination | 7.0346° |
| 345.85° | |
| 354.85° | |
| Physical characteristics | |
| 6.64 km (calculated) 7.894±0.199 km | |
| 2.812±0.0004 h | |
| 0.057 (assumed) 0.059±0.013 | |
| C (assumed) | |
| 14.167±0.002 (R) · 14.2 · 14.62 | |
20488 Pic-du-Midi (provisional designation 1999 OL) is a background asteroid from the middle region of the asteroid belt, approximately 7 kilometers in diameter. It was discovered on 17 July 1999, by astronomers at Pises Observatory in southern France. The asteroid was named for the Pic du Midi Observatory.