2004 XR190
| Use attributes for filter ! | |
| Orbital period | 434 years |
|---|---|
| Discovered | December 11, 2004 |
| Absolute magnitude | 4. 5 |
| Aphelion | 63 m |
| Mean diameter | 335–530 km; 425–850 km; 561 km; 612 km; 350–784 km |
| Discoverers | Brett J. Gladman |
| Jean-Marc Petit | |
| Lynne Jones | |
| Date of Reg. | |
| Date of Upd. | |
| ID | 2956970 |
About 2004 XR190
2004 XR₁₉₀, nicknamed Buffy, is a trans-Neptunian object, classified both as scattered and detached object, located in the outermost region of the Solar System. It was first observed on 11 December 2004, by astronomers with the Canada–France Ecliptic Plane Survey at the Mauna Kea Observatories, Hawaii, United States.
