DataLabel Date Time Log Entry
GS-2006A-Q-7-20-003 2006-04-23 07:32:28 source seems to still be off by 0.1" in p, apply offset and take a second pair of exposures
GS-2006A-Q-7-20-006 2006-04-23 07:42:12 now it's well centered in the slit.