TITLE: 07/16 Eve Shift: 23:00-07:00 UTC (16:00-00:00 PST), all times posted in UTC
STATE of H1: Lock Acquisition
SHIFT SUMMARY:

• Lockloss from a 6.6 from Argentina
• Ran an initial alignment
• Currently in OMC_WHITENING damping violins as of 07:00UTC
• Handing off to Corey

Lock#1:

• I reloaded the SUS_CHARGE guardian at 23:26UTC for changes Camilla made and if we lose lock I'll reload the rest of the ESD_EXC_{QUAD} guardians. I reloaded these at 03:53UTC
• The PSL anteroom dust monitor yellow alarmed a few times but went down after 5-10 minutes.
• We got hit by a 6.6 from Argentina at 3:18 UTC and lost lock at 03:29

Lock#2:

• Starting trying to relock at 4:10UTC
• both arms went through increase flashes, Yarm finished quickly and was able to lock although still a little shaky, Xarm took its time in increase flashes as usual but got it after 2 rounds
• Seismic to calm at 04:29UTC
• Couldnt get DRMI (a few flashes at 100) or PRMI (No flashes above 20), went to CHECK_MICH_FRINGES which was successful then Lockloss during PRMI 04:39UTC

Lock#3:

• Lockloss at ALS ( The wind was picking up at this point and stayed around 20-30 mph for the next hour) 04:41UTC

Lock#4:

• Couldnt get DRMI, or PRMI I tried to help but it went to CHECK_MICH pretty quickly. AS_AIR looked Yawed. Lockloss during CHECK_MICH 04:52UTC, going to start an IA

Lock#5:

• Started IA at 04:53UTC
• Another EQ came through during IA, 5.6 from Indonesia
• No issues in IA until I couldn't get SRY, AS_AIR look great, and I couldn't maximize ASC_AS_A_DC_NSUM_OUT16 with any combination of SRM pitch/yaw
• I decided to back into regular locking at 05:31UTC, DRMI flashes looked much better and it was able to catch after a few minutes
• Had to stop at OMC_WHITENING to damp violins at 06:16UTC

LOG:

No log for this shift