Asteroid number 131697, 2001 XH255, is an as yet unnamed Centaur-class asteroid. It was discovered by Jan Kleyna, Scott S. Sheppard, and David Jewitt on December 11, 2001 at Mauna Kea Observatory near Kamuela, Hawaii. It has a period of 207 years, 248 days.
It seems to have the influence: bringing something to an end, moving on from something, "the beginning of the end," a crisis point..