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Reports until 00:10, Thursday 19 November 2015
H1 General
edmond.merilh@LIGO.ORG - posted 00:10, Thursday 19 November 2015 (23546)
Shift Summary - Evening

TITLE:    Nov 18 DAY Shift 00:00-08:00UTC (04:00-00:00 PDT), all times posted in UTC

STATE Of H1: Locking

SUPPORT: Kiwamu

LOCK DURATION: ≈3.5 hours

INCOMING OPERATOR: Nutsinee

END-OF-SHIFT SUMMARY: Lots of little issues that are documented in my activity log. Nutsinee arrived right as the Oklahoma quake broke our lock

 

ACTIVITY LOG:

01:25 begin initial alignment after Kiwamu re-aligned beam pointing in IMs and MCs

03:13 Locking sequence gave me trouble for a while at DRMI after it locked and dropped. Reverted back to PRMI to tweak. Transistioned to DRMI locked almost immediatley. Stopped at ASC_PART3. made it to Bounce_Violin_Mode_Damping and then broke

03:39 Have had to tweak th COMM VCO due to poor X buildup in FIND_IR. Now haveing Cage Servo issues. Kiwamu is on it.

03:55  back to locking again…

04:23  Diag reset on H1IOPASC0 Timing Error

04:47  IFO locked at NLN/75Mpc. Kiwamu cleaning up SDF after his work.

05:04  Noticed that the Lock Timer wasn’t running so I started it. Not sure if it supposed to be from NLN or Intent bit. It’s ≈10 minutes behind the intent bit.

08:00  Down due to Earthquake. Handing of to Nustsinee.

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