(126155) 2001 YJ140

(126155) 2001 YJ140, provisionally known as 2001 YJ140, is a resonant trans-Neptunian object from the outermost regions of the Solar System, approximately 154 kilometers in diameter. It discovered on 20 December 2001, by American astronomers Chad Trujillo, Glenn Smith and Michael E. Brown at the Palomar Observatory in California.

(126155) 2001 YJ140

(126155) 2001 YJ140, provisionally known as 2001 YJ140, is a resonant trans-Neptunian object from the outermost regions of the Solar System, approximately 154 kilometers in diameter. It discovered on 20 December 2001, by American astronomers Chad Trujillo, Glenn Smith and Michael E. Brown at the Palomar Observatory in California.