Reports until 22:07, Tuesday 25 March 2025
H1 General
oli.patane@LIGO.ORG - posted 22:07, Tuesday 25 March 2025 (83565)
Ops Eve Shift End

TITLE: 03/26 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Lock Acquisition
INCOMING OPERATOR: Ibrahim
SHIFT SUMMARY: Lost lock a few minutes ago unfortunately. Reason still unknown. We had just gotten back up to Observing less than 30 minutes ago after an earlier unknown lockloss at 02:21 UTC (Here is the sunset from the overpass at the time of that lockloss - Photo credit to Francisco)
LOG:

23:30UTC In OMC_WHITENING damping violins
23:35 NOMINAL_LOW_NOISE
23:37 Observing
    01:54 Superevent S250326y

02:21 Lockloss (Lockloss Desert View - P.C. Francisco)
    - Lost lock at RESONANCE, decided to run an initial alignment since PRMI/DRMI had trouble right before

04:33 NOMINAL_LOW_NOISE
04:35 Observing

04:57 Lockloss

Images attached to this report