camilla.compton@LIGO.ORG - posted 08:07, Saturday 28 October 2023 - last comment - 08:59, Saturday 28 October 2023(73792)
Ops Day Shift Start
TITLE: 10/28 Day Shift: 15:00-23:00 UTC (08:00-16:00 PST), all times posted in UTC
STATE of H1: Observing at 151Mpc
OUTGOING OPERATOR: Austin
CURRENT ENVIRONMENT:
SEI_ENV state: CALM
Wind: 1mph Gusts, 0mph 5min avg
Primary useism: 0.01 μm/s
Secondary useism: 0.09 μm/s
QUICK SUMMARY:
IFO has been locked for 9 hours. Range seems to have dropped in last hour, plot attached, unsure why. Environment and squeezing is fine.
Images attached to this report
Comments related to this report
Looking at omicron glitches and DARM (red better range than brown), the range drop appears to be in the 20-300Hz region and could be due to squeezing (attached SQZ BLRMS plot: orange trace 150Hz, yellow trace ~350Hz).
Images attached to this comment
