(19308) 1996 TO66
Trans-Neptunian object in the Kuiper belt / From Wikipedia, the free encyclopedia
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(19308) 1996 TO66 (provisional designation 1996 TO66) is a trans-Neptunian object that was discovered in 1996 by Chadwick Trujillo, David Jewitt and Jane Luu. Until 20000 Varuna was discovered, it was the second-largest known object in the Kuiper belt, after Pluto.
Quick Facts Discovery, Discovered by ...
Discovery | |
---|---|
Discovered by | |
Discovery date | 12 October 1996 |
Designations | |
(19308) 1996 TO66 | |
| |
Orbital characteristics[2] | |
Epoch 13 January 2016 (JD 2457400.5) | |
Uncertainty parameter 3 | |
Observation arc | 7322 days (20.05 yr) |
Aphelion | 48.375 AU (7.2368 Tm) |
Perihelion | 37.939 AU (5.6756 Tm) |
43.157 AU (6.4562 Tm) | |
Eccentricity | 0.12090 |
283.52 yr (103,555 d) | |
137.16° | |
0° 0m 12.515s / day | |
Inclination | 27.4948° |
355.2889° | |
239.07° | |
Earth MOID | 37.0117 AU (5.53687 Tm) |
Jupiter MOID | 33.0091 AU (4.93809 Tm) |
Physical characteristics | |
Dimensions | |
7.92 h (0.330 d) | |
7.92 h[2] | |
0.7 (assumed) | |
Temperature | ~43 K |
4.5 | |
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