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Reports until 08:04, Wednesday 09 December 2015
LHO General
patrick.thomas@LIGO.ORG - posted 08:04, Wednesday 09 December 2015 (24072)
Ops Owl End Shift Summary
TITLE: 12/09 [OWL Shift]: 08:00-16:00 UTC (00:00-08:00 PDT), all times posted in UTC

STATE Of H1: Unlocked
SHIFT SUMMARY: Lock loss likely from earthquake. High winds and microseism have hindered relocking ALS. Tried different combinations of ISI blends to no avail. The Y arm has been the least stable.
There is a timing error on H1SUSETMX.
INCOMING OPERATOR: Ed
ACTIVITY LOG:

10:41 UTC Lock loss. Arms not staying locked on green. Put ISC_LOCK guardian to DOWN to wait out earthquake. Adjusted REF_SIGNAL to increase ISS diffracted power.
13:38 UTC Started attempting to relock
15:33 UTC Bubba driving down arms to assess tumbleweed buildup
Displaying report 1-1 of 1.