TITLE: 08/21 Owl Shift 07:00 – 15:00 (00:00-08:00), all times posted in UTC

STATE of H1: Observing

INCOMING OPERATOR: Corey

SHIFT SUMMARY: Early lockloss, followed by loading/quickly troubleshooting ISC_LOCK, running initial alignment, and relocking. Locked and Observing for a little under 6 hours.

LOG:

07:00 (00:00) Start of shift

07:10 (00:10) ‘all’ button on Guardian nodes not working.

07:23 (00:23) Lockloss a few seconds after large ETMX_L3 glitch. Loaded ISC_LOCK, but there’s some kind of error.

07:35 (00:35) Some nested dictionaries weren’t closed off in lscparams.py. Load successful, starting re-lock (‘all’ works now as well). AS AIR looks off-center

08:02 (01:02) Starting an initial alignment

08:26 (01:26) Initial alignment complete, starting to relock

09:17 (02:17) At NLN (much time spent in ENGAGE_SOFT_LOOPS)

09:20 (02:20) Accepting sdf changes, going to Observing

15:00 (08:00) End of shift