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Reports until 00:05, Thursday 04 April 2024
H1 General
oli.patane@LIGO.ORG - posted 00:05, Thursday 04 April 2024 (76945)
Ops EVE Shift End

TITLE: 04/04 Eve Shift: 23:00-07:00 UTC (16:00-00:00 PST), all times posted in UTC
STATE of H1: Lock Acquisition
INCOMING OPERATOR: TJ
SHIFT SUMMARY: Locked most of the shift, but lost lock after 7 hours. The alignment doesn't look too bad, especially after running an initial alignment.
LOG:

23:00UTC Detector relocking and at OMC_WHITENING
23:01 NOMINAL_LOW_NOISE
23:10 Observing - SDF diff for TCSCS reverted(attachment1)

23:13 Pushed out of Observing by sqz fc losing lock
23:31 Back into Observing

03:36 Earthquake mode activated due to incoming earthquake from Japan
04:16 Seismic to CALM

06:10 Lockloss (76944)
06:46 Started a manual initial alignment due to PRMI only wanting to catch on a diagonal 0 1 mode despite my adjustments to PRM and BS
06:59 Finished initial alignment, relocking

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