The object moving against the background of stationary stars in this image is the asteroid 270 Anahita. The frames seen here were taken on the night of 15-Jan-2009 with an 8" f/4.9 reflector. The field seen in this image is about 25 arc-minutes wide, centered about 35 arc-minutes west of the Crab Nebula, in the constellation Taurus. The frames in this animation span about 90 minutes.