Input set 1 true Input set 2 true Output set true Input user-defined RA/Dec (otherwise mean used) RA of new ref.point (deg) ra in [0.0:360.0] Dec of new ref.point (deg) dec in [-90.0:90.0] Image half-size (deg) imagesize in [0.0:] Adjust sky positions of set 1 events before merge Change in RA (set 1) set1deltara in [-5.0:5.0] Change in Dec (set 1) set1deltadec in [-5.0:5.0] Change in position angle (set 1) set1deltaposangle in [-180.0:180.0] Adjust sky positions of set 2 events before merge Change in RA (set 2) set2deltara in [-5.0:5.0] Change in Dec (set 2) set2deltadec in [-5.0:5.0] Change in position angle (set 2) set2deltaposangle in [-180.0:180.0] Additional event list columns to be copied true Should the task merge events from different observations