Reports until 12:17, Sunday 18 October 2015
H1 General
patrick.thomas@LIGO.ORG - posted 12:17, Sunday 18 October 2015 (22619)
Back to observing
Moved ETMX pitch from 2.4 to 2.7 to lock the X arm on green.
Found IR by changing ALS DIFF from -900 to -3126. Guardian found it in later attempts.
Had trouble staying locked on DRMI.
Went from LOCK_DRMI_1F to LOCK_PRMI. Had trouble locking on PRMI. I think I started to move the BS and PRM. Locked on PRMI. Moved BS and PRM. Went to LOCK_DRMI.
Stopped at DC readout and increased the PSL ISS diffracted power from ~6% to ~8.6% by changing the REFSIGNAL from -2.04 to -2.02. (Was getting diffracted power is low messages)
Ran the a2l script.
Back to observing mode.

0.03 - 0.1 Hz seismic band has still not completely recovered from the earthquake. Is around .02 - .1 um/s.
0.1 - 0.3 Hz seismic band has trended up to around .1 - .3 um/s.

Range is around 76 MPc.