Reports until 03:53, Tuesday 20 December 2016
edmond.merilh@LIGO.ORG -
posted 03:53, Tuesday 20 December 2016 (32726)
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Locking has been difficult.
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Mode Cleaner dificulty staying locked. Cleared History. re-locked and let loops converge for about 10 minutes.
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FSS oscillating upon lockloss (mulypile times). Moving fast gain to a low setting and then back up to 9 (original setting)
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re-aligned arms in Green. Moved TMSX .4µrads. Still not getting to 1 normalized. Y looks a lot better.
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having to "massage" every DRMI lock attempt at the fringes or prmi level.
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first successfull DRMI lock ended at DRMI_ASC_OFFLOAD
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Second successful DRMI lock ended at SWITCH_TO_QPDS
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Third tim the Charm: NLN reached @10:40:24UTC.
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Accepted 2 SDF diffs (below)
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Intention bit to UNDISTURBED @ 10:44:24UTC
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11:21 I mode 27 ringing up. Flipped sign on phase.
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3:30PST Terry called me to inform that Hanford put out an advisory for a two hour delay due to icy road conditions
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11:51UTC EY Glitch