aLIGO LHO Logbook

H1 General

edmond.merilh@LIGO.ORG - posted 22:39, Wednesday 22 January 2020 - last comment - 00:02, Thursday 23 January 2020(54663)

Early Summary - Eve

I'm submitting an early summary as re-locking may not be possible before my shift is over

04:07 Intention bit Commissioning
- Squeezer unlocked
- called Dave B regarding the timing error in H1IOPASC0
  - Diag Reset cleared the error
04:09 Intention Bit Observing
05:59 6.2Mag EQ from Japan
- H1 to EQ Mode
06:00UTC Lockloss - 6.2 EQ from the Tanaga Volcano area, Alaska (not so much Japan)
06:03 Holding IFO at DOWN until ground motion settles

Comments related to this report

edmond.merilh@LIGO.ORG - 00:02, Thursday 23 January 2020 (54664)

Link

TITLE: 01/23 Eve Shift: 00:00-08:00 UTC (16:00-00:00 PST), all times posted in UTC
STATE of H1: Earthquake
INCOMING OPERATOR: Cheryl
SHIFT SUMMARY:
LOG:

07:23 began re-lock attempt

07:51 Failed at DRMI_1F

with 7 minutes left to shift, I'm handing H1 off to Cheryl