michael.rodruck@LIGO.ORG - posted 16:15, Thursday 11 April 2013 (6034)
Ops summary
- I got a call at 15:55 UTC, 8:55 local from the shaker group saying they were starting, but apparently they had a mechanical failure. They started back up at 16:38 UTC, 9:38 local.
- Richard fixing light switch on clean room by fiber welding room
- Patrick at EX looking at dust monitor
- Praxair on site filling CP6
- Hugo at HAM2 balancing the ISI
- Clean rooms at EX lab space are now functional
- Two very large dust spikes at EY, ~70000 counts at 0.3 microns, showed up around noon. Zero counts at 0.5 microns. No one was around, nothing looked out of the ordinary, and they came back down shortly after.