thomas.shaffer@LIGO.ORG - posted 10:16, Thursday 07 September 2023 - last comment - 13:31, Thursday 07 September 2023(72736)
Lock loss 1704 UTC
There was a visible 3.1Hz LSC MICH ringup and also seen in ASC CSOFT at 2.5Hz. Both of these show up about 3 seconds before the lock loss.
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Back to Observing at 1809 UTC. Fully automated relock.