(523643) 2010 TY53
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(523643) 2010 TY53, provisional designation 2010 TY53 is a trans-Neptunian object and possible centaur located in the outermost region of the Solar System. With an absolute magnitude of 5.7, it approximately measures 325 kilometers (200 miles) in diameter. It was discovered on 4 August 2010 by the Pan-STARRS-1 survey at the Haleakala Observatory, Hawaii, in the United States.[1] According to American astronomer Michael Brown, it is "possibly" a dwarf planet.[6]
Quick Facts Discovery, Discovered by ...
Discovery[1] | |
---|---|
Discovered by | Pan-STARRS 1 |
Discovery site | Haleakala Obs. |
Discovery date | 4 August 2010 |
Designations | |
(523643) 2010 TY53 | |
2010 TY53 | |
TNO[2] · centaur[3][4] distant[1] | |
Orbital characteristics[2] | |
Epoch 27 April 2019 (JD 2458600.5) | |
Uncertainty parameter 2 | |
Observation arc | 13.24 yr (4,835 d) |
Aphelion | 56.586 AU |
Perihelion | 21.066 AU |
38.826 AU | |
Eccentricity | 0.4574 |
241.93 yr (88,365 d) | |
324.76° | |
0° 0m 14.76s / day | |
Inclination | 22.461° |
111.23° | |
≈ 13 December 2042[5] | |
3.4361° | |
Physical characteristics | |
Mean diameter | 321 km[3] 329 km[6] |
n.a.[7] | |
0.08 (est.)[6] 0.09 (est.)[3] | |
5.7[1][2] 5.8[6] | |
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