ryan.crouch@LIGO.ORG - posted 08:04, Sunday 24 December 2023 - last comment - 11:30, Sunday 24 December 2023(75014)
OPS Sunday day shift start
TITLE: 12/24 Day Shift: 16:00-00:00 UTC (08:00-16:00 PST), all times posted in UTC
STATE of H1: Earthquake
OUTGOING OPERATOR: TJ
CURRENT ENVIRONMENT:
SEI_ENV state: CALM
Wind: 13mph Gusts, 10mph 5min avg
Primary useism: 0.11 μm/s
Secondary useism: 0.59 μm/s
QUICK SUMMARY:
- Microseism is high
- We're relocking following an EQ lockloss
Lockloss at LOWNOISE_COIL_DRIVERS and TRANSITION_FROM_ETMX
Another LOWNOISE_COIL_DRIVERS lockloss, DCPD saturation then LL. 500Hz oscillation in DARM - violin modes