Reports until 18:44, Sunday 20 July 2025
H1 General (Lockloss)
anthony.sanchez@LIGO.ORG - posted 18:44, Sunday 20 July 2025 (85879)
Sunday Eve Shift report.

TITLE: 07/21 Eve Shift: 2330-0500 UTC (1630-2200 PST), all times posted in UTC
STATE of H1: Lock Acquisition
OUTGOING OPERATOR: Corey
CURRENT ENVIRONMENT:
    SEI_ENV state: CALM
    Wind: 12mph Gusts, 9mph 3min avg
    Primary useism: 0.03 μm/s
    Secondary useism: 0.09 μm/s
QUICK SUMMARY:

Went up to the Roof to check for fires or smoke. Took some pictures in all directions.

Inherited an unlocked H1 after a large earthquake from Alaska.
Did an Initial Alignment which had an SRM WD trip towards the end. So I reran it with out any issues.
We reached NOMINAL_LOW_NOISE at 01:25 UTC
Observing at 1:27 UTC.

And Lost lock to an Unknown Lockloss at 1: 29 UTC.



 

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