evan.hall@LIGO.ORG - posted 19:06, Sunday 25 October 2015 - last comment - 22:47, Sunday 25 October 2015(22821)
Lockloss ca 01:50:00 Z
20 s oscillations seen in EX UIM drive and dHard pitch. Cause not immediately clear.
Again ca 04:45:00 Z.
In both cases DARM was being controlled with EX.
Now that we are in the nominal low noise configuration, big excursions are seen on the EY UIM instead of the EX UIM.