(612584) 2003 QX113
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(612584) 2003 QX113 is a large trans-Neptunian object from the scattered disc located in the outermost region of the Solar System. It is one of the most distant objects from the Sun at 60.5 AU. It was discovered by astronomers with the Canada–France Ecliptic Plane Survey at Mauna Kea Observatories, Hawaii, when it was near aphelion on 31 August 2003. It was provisionally designated 2003 QX113.[1]
Quick Facts Discovery, Discovered by ...
Discovery[1][2] | |
---|---|
Discovered by | CFEPS[3]: 8 |
Discovery site | Mauna Kea Obs. |
Discovery date | 31 August 2003 |
Designations | |
2003 QX113 | |
L3q03[3] | |
Orbital characteristics[4] | |
Epoch 1 July 2021 (JD 2459396.5) | |
Uncertainty parameter 2[1] · 3[4] | |
Observation arc | 14.34 yr (5,236 d) |
Aphelion | 62.238 AU |
Perihelion | 37.674 AU |
49.956 AU | |
Eccentricity | 0.2459 |
353.09 yr (128,966 d) | |
141.21° | |
0° 0m 10.08s / day | |
Inclination | 6.7261° |
158.07° | |
26.381° | |
Physical characteristics | |
Mean diameter | 423 km (est.)[5][8] |
22.85[9] | |
5.1[1][4] | |
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