Start Stop Study X-cen Y-cen Obs. Title 01:55:43 02:56:29 HPW021VEL260x512v2 104.0 27.4 Monitor the evolution of active region with sunspot. 06:47:20 07:48:04 HPW021VEL260x512v2 101.1 27.3 Monitor the evolution of active region with sunspot.