DataLabel Date Time Log Entry
GS-2012B-Q-6-57-001 2012-10-29 00:39:22 Started 00:40 UTC, about 30 min late due to GMOS mask problem.
GS-2012B-Q-6-57-004 2012-10-29 00:43:54 Set exptime to 30 sec to get 20-25000 counts, OI seeing 1.2-1.5.
GS-2012B-Q-6-57-024 2012-10-29 01:04:46 OI signal varying by 50%, from 15000 to 30000 counts. Sky is clear, so variation appears due to seeing.
GS-2012B-Q-6-57-026 2012-10-29 01:06:51 GMOS peak counts have been 17-24000, seeing still 1.1-1.5 arcsec.
GS-2012B-Q-6-57-042 2012-10-29 01:23:34 Seeing 1.2-1.5, GMOS peak 18-23000 counts.
GS-2012B-Q-6-57-089 2012-10-29 02:12:38 Seeing 1 - 1.5 arcsec, slowly improving. GMOS signal ~20000, OI signal 20-30000.
GS-2012B-Q-6-57-106 2012-10-29 02:30:22 Seeing up to 1.8 arcsec, OI signal down to < 10,000.
GS-2012B-Q-6-57-118 2012-10-29 02:42:53 Seeing 1.4 - 1.9 arcsec, OI signal varying by 50%. Still no clouds, just poor seeing.
GS-2012B-Q-6-57-150 2012-10-29 03:16:16 Seeing improving, 1.2 arcsec.
GS-2012B-Q-6-57-164 2012-10-29 03:31:11 Seeing 0.8-1.0 arcsec.
GS-2012B-Q-6-57-185 2012-10-29 03:53:06 Seeing down to 0.8 arcsec, GMOS signal near 30,000.
GS-2012B-Q-6-57-186 2012-10-29 03:54:58 Reduced exptime from 30 to 25 sec.
GS-2012B-Q-6-57-209 2012-10-29 04:17:04 OI Seeing up to 1.7 arcsec in last 3 min.
GS-2012B-Q-6-57-240 2012-10-29 04:46:50 Stopped at 4:47 UTC
GS-2012B-Q-6-57-241 2012-10-29 04:51:55 Accidently took this.