(127546) 2002 XU93
Hubble Space Telescope image of 2002 XU93 taken in 2009 | |
| Discovery | |
|---|---|
| Discovered by | M. W. Buie |
| Discovery site | Kitt Peak National Obs. |
| Discovery date | 4 December 2002 |
| Designations | |
| (127546) 2002 XU93 | |
| 2002 XU93 | |
| TNO · centaur distant · damocloid | |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 3 | |
| Observation arc | 8.10 yr (2,957 days) |
| Aphelion | 113.59 AU |
| Perihelion | 21.003 AU |
| 67.299 AU | |
| Eccentricity | 0.6879 |
| 552.10 yr (201,654 d) | |
| 6.1786° | |
| 0° 0m 6.48s / day | |
| Inclination | 77.954° |
| 90.404° | |
| 28.135° | |
| TJupiter | 1.1670 |
| Physical characteristics | |
| 164 km (measured) 170±50 km 180 km (radiometric) | |
| 0.038 0.040±0.030 0.04 (radiometric) | |
| BB–BR B–R = 1.2±0.02 | |
| 7.9 · 8.0 | |
(127546) 2002 XU93, provisional designation 2002 XU93, is a trans-Neptunian object and centaur on a highly inclined and eccentric orbit in the outer region of the Solar System. It measures approximately 170 kilometers (110 mi) in diameter and is one of few objects with such an unusual orbit. It was discovered on 4 December 2002, by American astronomer Marc Buie at the Kitt Peak National Observatory in Arizona, United States.