, also written 2010 FX86, is a relatively bright
trans-Neptunian object
A trans-Neptunian object (TNO), also written transneptunian object, is any minor planet in the Solar System that orbits the Sun at a greater average distance than Neptune, which has a semi-major axis of 30.1 astronomical units (au).
Typically ...
with an
absolute magnitude
Absolute magnitude () is a measure of the luminosity of a celestial object on an inverse logarithmic astronomical magnitude scale. An object's absolute magnitude is defined to be equal to the apparent magnitude that the object would have if it ...
of about 4.65.
It was first discovered on 17 March 2010, at Las Campanas Observatory in Chile, by S. S. Sheppard, A. Udalski and I. Soszynski. No earlier precovery images for it have been found. It is estimated to be about in diameter,
with a rotation period of approximately 15.80 hours,
but as yet no detailed photometry has been taken to properly determine colour or albedo, or to better confirm its rotational lightcurve.
Notes
References
External links
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Kuiper belt objects
Minor planet object articles (unnumbered)
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20100317
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