Start Stop Study X-cen Y-cen Obs. Title 23:36:32 23:45:24 default_study 17.9 38.9 default_study 23:45:27 23:54:19 default_study 17.8 39.1 default_study 23:54:22 00:03:14 default_study 17.6 38.9 default_study