Reports until 03:27, Sunday 05 March 2017
H1 General
cheryl.vorvick@LIGO.ORG - posted 03:27, Sunday 05 March 2017 - last comment - 19:18, Sunday 05 March 2017(34584)
lockloss, temperature in PSL drops 2degF
Images attached to this report
Comments related to this report
cheryl.vorvick@LIGO.ORG - 03:45, Sunday 05 March 2017 (34585)
  • WFS A DC PIT - good, then temperature drops, seems to be recovering, lockloss
  • PSL temperature drops 2degF in 14 minutes
  • EOM power drops, Periscope power drops, PZTs move by 100 in pitch and 40 in yaw
Images attached to this comment
peter.king@LIGO.ORG - 19:18, Sunday 05 March 2017 (34601)
The picture is more likely to be the pre-modecleaner reflection, not the reference cavity transmission.
If it really is the reference cavity transmission, then we have a big alignment and mode matching
problem.

    The picture seems to indicate that the horizontal alignment has changed.