DataLabel	Date Time	Log Entry
GS-2007A-Q-28-845-002	2007-01-14 05:53:27	offset p = 0.60, q = -4.75
GS-2007A-Q-28-845-003	2007-01-14 05:55:43	offset p = 0.04, q = 4.91. Don't understand why it's so far off, but double-checked these offsets against slit image 79.
GS-2007A-Q-28-845-004	2007-01-14 05:58:52	p=0.03,q=0.08, not applied.