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Reports until 16:48, Thursday 14 November 2024
LHO General
corey.gray@LIGO.ORG - posted 16:48, Thursday 14 November 2024 (81284)
Thurs EVE Ops Transition

TITLE: 11/15 Eve Shift: 0030-0600 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Corrective Maintenance
OUTGOING OPERATOR: TJ
CURRENT ENVIRONMENT:
    SEI_ENV state: USEISM
    Wind: 15mph Gusts, 10mph 3min avg
    Primary useism: 0.05 μm/s
    Secondary useism: 0.68 μm/s 
QUICK SUMMARY:

H1 was down for troubleshooting all day shift and at the end of TJ's shift he started an Initial Alignment which we are running now. 

The goal for today is similar to last night's shift:  Will try locking from 430-9pm.

Operator NOTE from TJ:  When restoring for locking--order is PMC -> FSS -> ISS  (as they are listed on the Ops Overview)

Environmental Notes:  µseism is worse than last night (is clearly higher than the 95th percentile & touching "1 count" on FOM).  Had been windy most of the day, but has become calmer in the last hour.

Initial Alignment Note (since it has just completed while I've been trying to write this alog for the last 45min!):  ALSy wasn't great after INCREASE FLASHES, Elenna touched up the ETMy by hand and this immediately helped-----EVEN WITH HIGH MICROSEISM!

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