14871 Pyramus
14871 Pyramus, provisional designation 1990 TH7, is a dark Zhongguo asteroid from the outermost region of the asteroid belt, approximately 9 kilometers (6 miles) in diameter. It was discovered on 13 October 1990 by German astronomers Lutz Schmadel and Freimut Börngen at the Karl Schwarzschild Observatory in Tautenburg, Germany. The asteroid was named for Pyramus from classical mythology.
| Discovery | |
|---|---|
| Discovered by | L. D. Schmadel F. Börngen |
| Discovery site | Karl Schwarzschild Obs. |
| Discovery date | 13 October 1990 |
| Designations | |
| (14871) Pyramus | |
Named after | Pyramus (Classical mythology) |
| 1990 TH7 · 1972 TJ3 1978 TW4 | |
| main-belt · (outer) background · Zhongguo | |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 62.73 yr (22,913 d) |
| Aphelion | 4.0337 AU |
| Perihelion | 2.5706 AU |
| 3.3021 AU | |
| Eccentricity | 0.2215 |
| 6.00 yr (2,192 d) | |
| 266.76° | |
| 0° 9m 51.48s / day | |
| Inclination | 0.9882° |
| 5.9989° | |
| 314.20° | |
| Physical characteristics | |
Mean diameter | 9 km (estimated at 0.06) 9.180±0.302 |
| 0.069±0.020 | |
| 13.9 | |
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