Reports until 16:00, Tuesday 29 July 2025
LHO General
ryan.short@LIGO.ORG - posted 16:00, Tuesday 29 July 2025 (86085)
Ops Eve Shift Start

TITLE: 07/29 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Corrective Maintenance
OUTGOING OPERATOR: Ryan C
CURRENT ENVIRONMENT:
    SEI_ENV state: CALM
    Wind: 12mph Gusts, 3mph 3min avg
    Primary useism: 0.04 μm/s
    Secondary useism: 0.05 μm/s
QUICK SUMMARY: H1 is holding in 'IDLE' as team CDS works on replacing a DAC at EX that may be causing the TMS issues; see alog86079. Otherwise it sounds like it's been a busy day of maintenance and earthquakes.