ryan.short@LIGO.ORG - posted 16:02, Saturday 18 October 2025 - last comment - 16:21, Saturday 18 October 2025(87554)
Ops Eve Shift Start
TITLE: 10/18 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Observing at 150Mpc
OUTGOING OPERATOR: Ibrahim
CURRENT ENVIRONMENT:
SEI_ENV state: CALM
Wind: 10mph Gusts, 6mph 3min avg
Primary useism: 0.03 μm/s
Secondary useism: 0.47 μm/s
QUICK SUMMARY: H1 has been locked for 7.5 hours. Range is a bit lower than usual; I'll run a range comparison in a bit.
- Wind is low, microseism still high around 90th percentile
- All other systems nominal
Comparing to a time almost 2 weeks ago, DARM appears noisier broadband; report attached.