Reports until 16:32, Sunday 01 September 2024
H1 General (SEI)
anthony.sanchez@LIGO.ORG - posted 16:32, Sunday 01 September 2024 (79858)
Sunday Ops Day Shift End

TITLE: 09/01 Day Shift: 1430-2330 UTC (0730-1630 PST), all times posted in UTC
STATE of H1: Earthquake
INCOMING OPERATOR: Ryan S
SHIFT SUMMARY:

11 Hour Lock was lost due to a 6.4 Mag Earthquake in the Soloman Islands.

Initial alignment started when ground motion as seen by PeakMon was consistently below 800 for 5 mins. @ 21:42 UTC
I.A. Completed and the Gorund Motion was still above 200. 
Locking started at 22:09 UTC

22:40 UTC Lockloss from LOWNOISE_COIL_DRIVER when a rogue increase in ground motion struck.
Nominal_Low_Noise reached at 23:30 UTC
 

LOG:
No log

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