UT    Exp   Time  flavor     comment       (S/N)^2 totals
========================================== b1   r1   b2   r2

 00:40 10724 0.0    bias        {{}}

 ----- sequence 10725, plate 634 -------
 03:19 10725 10.0   flat        pre-flat
 03:21 10726 2.0    arc         pre-arc
 03:21 10726 2.0    arc         pre-arc
 03:21 10726 2.0    arc         pre-arc
 03:21 10726 2.0    arc         pre-arc

 03:45 10727 901.0  target      science
 03:45 10727 901.0  target      science
 03:45 10727 901.0  target      science
 03:45 10727 901.0  target      science
 04:04 10728 901.0  target      science
 04:04 10728 901.0  target      science
 04:04 10728 901.0  target      science
 04:04 10728 901.0  target      science
 04:22 10729 901.0  target      science
 04:22 10729 901.0  target      science
 04:22 10729 901.0  target      science
 04:22 10729 901.0  target      science
 04:41 10730 900.0  target      science
 04:41 10730 900.0  target      science
 04:41 10730 900.0  target      science
 04:59 10731 900.0  target      science
 04:59 10731 900.0  target      science
 04:59 10731 900.0  target      science
 04:59 10731 900.0  target      science