1082 Pirola
Modelled shape of Pirola from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | K. Reinmuth |
| Discovery site | Heidelberg Obs. |
| Discovery date | 28 October 1927 |
| Designations | |
| (1082) Pirola | |
| Pronunciation | /ˈpɪrələ/ |
Named after | Pyrola (wintergreen) (herbaceous plant) |
| 1927 UC · 1931 JQ 1951 AH · 1952 DS 1971 YJ · A916 UP | |
| main-belt · (outer) Themis | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 90.01 yr (32,875 days) |
| Aphelion | 3.6858 AU |
| Perihelion | 2.5553 AU |
| 3.1205 AU | |
| Eccentricity | 0.1811 |
| 5.51 yr (2,013 days) | |
| 130.74° | |
| 0° 10m 43.68s / day | |
| Inclination | 1.8524° |
| 148.01° | |
| 187.23° | |
| Physical characteristics | |
| 37.363±1.036 km 39.14±13.91 km 41.47±12.07 km 42.607±0.476 km 42.61±0.48 km 44.67±0.71 km | |
| 15.85±0.01 h 15.851±0.0140 h 15.8525±0.0005 h 15.8540±0.0001 h | |
Pole ecliptic latitude |
|
| 0.052±0.006 0.06±0.05 0.061±0.002 0.067±0.008 0.0867±0.0105 | |
| 10.4 · 10.450±0.002 (R) · 10.507±0.014 · 10.51 · 10.53 | |
1082 Pirola /ˈpɪrələ/ is a dark Themistian asteroid from the outer regions of the asteroid belt. It was discovered on 28 October 1927, by German astronomer Karl Reinmuth at the Heidelberg-Königstuhl State Observatory in Germany, and assigned the provisional designation 1927 UC. The carbonaceous C-type asteroid has a rotation period of 15.9 hours and measures approximately 41 kilometers (25 miles) in diameter. It was named after the herbaceous plant Pyrola (wintergreen).