patrick.thomas@LIGO.ORG - posted 08:30, Thursday 29 August 2019 - last comment - 15:31, Thursday 29 August 2019(51601)
6.4 mag eq 276km WNW of Bandon, Oregon
Hit Very Large Earthquake button, although too late to prevent most of the HEPI and ISI watchdogs from tripping.
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Both the reference cavity reflected and transmitted beams were moving quite a lot according to the CCD images. I do not recall ever having seen them move that much before.