(385185) 1993 RO

1993 RO is an object of the Transneptunisches Plutino class. It was the first Plutino, which was discovered after Pluto itself. It was discovered on 14 September 1993 by David C. Jewitt and Jane Luu at the Mauna Kea Observatory with a 2.2 -meter telescope. One or two days later, the objects 1993 and 1993 SB RP were discovered. The diameter of 1993 RO is indicated in some sources with about 90 km, in others at about 140 km.

  • Kuiper belt asteroid