Reports until 16:03, Wednesday 07 December 2016
H1 ISC
terra.hardwick@LIGO.ORG - posted 16:03, Wednesday 07 December 2016 (32317)
PI mystery double mode quick look at df/f

'Double modes' seen in some PI mode bands are not from test mass resonances, in agreement with model conclusions. Follow up on this .

I've looked at frequency shifting of the peaks seen in the 15060 - 15090 Hz range during 11 hours of the current lock.

Attached plots:

Images attached to this report