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Reports until 00:22, Sunday 25 October 2015
H1 General
jim.warner@LIGO.ORG - posted 00:22, Sunday 25 October 2015 - last comment - 01:11, Sunday 25 October 2015(22801)
Shift Summary

TITLE:  23:00-7:00UTC

STATE of H1:  Locked in Observation Mode @ 77Mpc

Support: I ran into Kiwamu in the kitchen? Miquel was here.

Quick Summary:  lost lock half way through, relocking was kind of slow

Shift Activities:

 

3:10 Lock loss, I was making food at the time, but I suspect RF45?

3:45 DRMI and PRMI are no good, start initial alignment

4:15 Initial alignment done

5:00 relocked, A2L run, it leaves some diffs in OMC that I revert, which brings up a change in LSC ARM input matrix. Not sure what it does, but the IFO is running so I accept it.

 

RF45 has been slightly noisy tonight, seems to coincide with ETMY saturations. I couldn't find the directions on how to deal with it, someone threw away the sticky on the ops workstation, and it seems the directions haven't made it into the ops wiki.

Comments related to this report
corey.gray@LIGO.ORG - 01:11, Sunday 25 October 2015 (22802)

Please see the new Operator Sticky Note wiki page.   (this is where we look for latest/greatest news for operators running H1.  Here rf45 instructions are posted from Stefan's alog from 9/30).

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