TITLE: 09/06 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Lock Acquisition
INCOMING OPERATOR: Ibrahim
SHIFT SUMMARY: Lots of locklosses but pretty easy relocks
LOG:
14:30 Observing and Locked for 30 mins
15:53 Lockloss after almost 2 hours locked https://alog.ligo-wa.caltech.edu/aLOG/index.php?callRep=79946
16:06 Lockloss from TRANSITION_DRMI_TO_3F, starting initial alignment
16:29 Initial alignment done, relocking
17:20 NOMINAL_LOW_NOISE
17:23 Observing
18:51 Lockloss after 1.5 hours https://alog.ligo-wa.caltech.edu/aLOG/index.php?callRep=79949
- Had to restore ETMY and TMSY to values from previous lock's LOCKING_ARMS_GREEN, and then had to still touch them up to get ALSY to lock
20:14 Observing
22:27 Lockloss after 2.25 hours https://alog.ligo-wa.caltech.edu/aLOG/index.php?callRep=79954
22:28 Started an initial alignment
- Couldn't get to SRC_ALIGN, so I went to ACQUIRE_SRY and then moved SRM to minimize the error signals in SRC1. Then SRC locked and offloaded fine
22:56 Initial alignment done, relocking
23:42 NOMINAL_LOW_NOISE
| Start Time | System | Name | Location | Lazer_Haz | Task | Time End |
|---|---|---|---|---|---|---|
| 23:58 | SAF | H1 | LHO | YES | LVEA is laser HAZARD | 18:24 |
| 14:49 | FAC | Kim | OpticsLab | n | Tech clean | 15:05 |
| 15:38 | FAC | Mitchell | EX, EY | n | Dust monitor checks | 16:31 |
| 16:11 | FAC | Kim | OpticsLab | n | Tech clean - vacuuming up sand | 16:56 |
| 16:19 | PCAL | Francisco | PCAL Lab | y(local) | Checking for sand | 16:31 |
| 16:20 | OPT | Sheila | OptLab | n | Checking for sand | 16:31 |
| 18:37 | FAC | Kim | OptLab | n | Checking for more sand | 18:47 |
| 21:46 | FIT | Vicky | YARM | n | Running fast | 22:18 |