camilla.compton@LIGO.ORG - posted 00:00, Saturday 28 December 2019 (54155)
Shift Summary - Eve
TITLE: 12/28 Eve Shift: 00:00-08:00 UTC (16:00-00:00 PST), all times posted in UTC STATE of H1: Observing at 113Mpc INCOMING OPERATOR: TJ SHIFT SUMMARY: Quiet evening, locked 16h10 with microseism slowly decreasing. LOG:
02:39 Heard distant thud noise (like something falling off a shelf) and we had a glitch.
Looked at the cameras, walked the corridors and could see/hear nothing wrong.