TITLE: 05/12 Eve Shift: 2300-0800 UTC (1600-0100 PST), all times posted in UTC
STATE of H1: Observing at 155Mpc
INCOMING OPERATOR: Ryan C
SHIFT SUMMARY: Currently Observing and have been Locked for 3.5 hours. During relocking we were still having the DRMI kick issues, but after going through a couple times slowly we made it though; hopefully that isn't an issue overnight.
LOG:
23:00 Detector Observing and Locked for almost 7 hours
02:42 Superevent s240512r (two candidates in a row for me!)
02:46 Lockloss
03:10 Lockloss from ENGAGE_DRMI_ASC after two beamsplitter saturations
03:21 Following Ibrahim and Sheilas' Temporary Solution 2, I paused at ACQUIRE_DRMI_1F and lowered PRCL1 gain
- Continued step by step through the states slowly, especially ENGAGE_DRMI_ASC and TURN_ON_BS_STAGE2, but it was all for naught
03:26 Lockloss from OFFLOAD_DRMI_ASC
03:38 I started an initial alignment because it was trying to cycle through CHECK_MICH_FRINGES multiple times (even though it had already caught DRMI 1F three times since the NLN lockloss!)
04:01 Initial alignment complete, going up to ACQUIRE_DRMI_1F
- Again lowered PRCL1 gain and stepped through each state up to OFFLOAD_DRMI_ASC, then continued when we didn't lose lock (I forgot to put the gain back but I did it here and we were okay), and t
04:44 NOMINAL_LOW_NOISE
04:47 Observing