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Reports until 07:34, Thursday 30 October 2025
LHO General
thomas.shaffer@LIGO.ORG - posted 07:34, Thursday 30 October 2025 - last comment - 07:46, Thursday 30 October 2025(87846)
Ops Day Shift Start

TITLE: 10/30 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Observing at 149Mpc
OUTGOING OPERATOR: Tony
CURRENT ENVIRONMENT:
    SEI_ENV state: CALM
    Wind: 4mph Gusts, 0mph 3min avg
    Primary useism: 0.03 μm/s
    Secondary useism: 0.33 μm/s 
QUICK SUMMARY: Locked for 19 hours. The useism has gone down, now a calm environment. There is an FMCS alarm about the EY VEA temp rising, and LVEA 1A.C in fault. Temps look to be correcting themselves or the FAC crew is already on it. ETMX violin mode 6 is not being damping and is moderately high, looks like they weren't able to get a good setting last night.

Calibration and commisioning coming up in 30 min.  at 1530-2000UTC.

 

Comments related to this report
david.barker@LIGO.ORG - 07:46, Thursday 30 October 2025 (87847)

EY VEA temperature started deviation around 05:30 this morning.

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