Tags: Planet.

(131697) 2001 XH255 provisionally known as 2001 XH255 is a trans-Neptunian object (TNO) that has a 4:5 resonance with Neptune.It will come to perihelion in 2042.Assuming a generic TNO albedo of 0.09 it is about 92 km in diameter.

2001XH255AnimwithJup.gif
apoapsis (km)
5.58943e+12
orbital period (μ)
6.48162e+09
periapsis (km)
4.82543e+12
absolute magnitude
8.8
albedo
0.09
apparent magnitude
23.8
discovery date
2001-12-11
epoch
November 30 2008

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