2012 VP113
Trans-Neptunian object / From Wikipedia, the free encyclopedia
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2012 VP113, also known by its nickname "Biden", is a trans-Neptunian object of the sednoid population, located in the outermost reaches of the Solar System. It was first observed on 5 November 2012 by American astronomers Scott Sheppard and Chad Trujillo at the Cerro Tololo Inter-American Observatory in Chile.[1][2] The discovery was announced on 26 March 2014.[10][12] The object probably measures somewhere between 300 and 1000 km in diameter, possibly large enough to be a dwarf planet.
Quick Facts Discovery, Discovered by ...
Discovery[1][2] | |
---|---|
Discovered by | |
Discovery site | Cerro Tololo Obs. |
Discovery date | 5 November 2012 (announced: 26 March 2014) |
Designations | |
2012 VP113 | |
"Biden" (nickname) | |
Orbital characteristics[3] | |
Epoch 2022 Aug 09 (JD 2459800.5) | |
Uncertainty parameter 4 | |
Observation arc | 8.29 yr (3,028 d) |
Aphelion | 462±1 AU |
Perihelion |
|
271.5±0.6 AU | |
Eccentricity | 0.7036±0.0007 |
| |
3.50°±0.01° | |
0° 0m 0.792s / day | |
Inclination | 24.0563°±0.006° |
90.787° | |
≈ 28 September 1979[5] | |
293.8° | |
Physical characteristics | |
Mean diameter | 574 km?[7] 300–1000 km[8] |
| |
23.34[11] | |
4.1[3] | |
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