aLIGO LHO Logbook

H1 General

camilla.compton@LIGO.ORG - posted 00:06, Tuesday 28 January 2020 (54764)

Shift Summary - Eve

TITLE: 01/28 Eve Shift: 00:00-08:00 UTC (16:00-00:00 PST), all times posted in UTC
STATE of H1: Observing at 116Mpc
INCOMING OPERATOR: Corey
SHIFT SUMMARY: My First on-shift event today! https://gracedb.ligo.org/superevents/public/O3/

LOG:

00:32 SEI_DIFF to FULL_DIFF_CPS, should remain in this state, see Jim's alog 54761
03:10 Lockloss (alog 54763)
- Reloaded ISC_DRMI and ALIGN_FO as requested by Jenne and TJ.
- After 4 minutes, the FSS hadn't locked so I toggled the auto-locker.
03:34 Stuck at FIND_IR and Jenne realized that I should have gone back through DOWN after reloading ISC_DRMI.
03:53 Noticed GraceDB error and asked Livingston to tell us of any events.
03:59 Jenne noticed MC Refl camera was frozen, it wouldn't restart after I pressed "Restart service" on CDS>Digital Vidoeo Cams>!Process Ctrl
04:07 Called Dave Barker about GraceDB error, he fixed GraceDB and the frozen MC Refl camera
04:42 NLN and Observing (known SDF diffs on alog 54763)