(55637) 2002 UX25

Template: Infobox Asteroid / Maintenance / Error 2

(55637) 2002 UX25 is a Transneptunisches object that was discovered on 30 October 2002 by the Spacewatch program. With about 700 kilometers in diameter is ( 55637 ) 2002 UX25 one of the larger Kuiper belt objects and a potential dwarf planet.


In February 2007, a team was to Mike Brown's discovery of a moon with about 200 km in diameter known, was discovered on the created in 2005 shots.

The presence of a moon allows an accurate calculation of the mass of (55637) 2002 UX25. Together with the diameter can be from a density of about 0.82 g/cm3 calculated, ie lower than water.


  • Kuiper belt asteroid