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MIF (General)
takaaki.yokozawa - 7:42 Tuesday 08 October 2019 (10873) Print this report
Noise investigation with FPMI interferometer 191008

3:11 - 4:00 FPMI locked (open loop measurement, optical gain evaluation)

4:00 - 4:56 Silent run FPMI + PCal line

4:56 FPMI unlocked

7:41 FPMI unlocked

5:10-8:20 SRM position and noise evaluation. Aligned SRM oplev = (-153.7,-58.9)

- 5:10 SRM optic align value =  (P,Y) = (800,800)  oplev = (222.3, 313.8) (original)

- 5:30 SRM optic align value =  (P,Y) = (800,400) ople v = (220,212)

- 6:10 SRM optic align value =  (P,Y) = (800,0)ople v = (217,-126)

- 6:25 SRM optic align value =  (P,Y) = (800,-400)ople v = (217,-305)

- 6:45 SRM optic align value =  (P,Y) = (400,800)ople v = (212,315)

- 7:01 SRM optic align value =  (P,Y) = (0,800)ople v = (45,317)

- 7:16 SRM optic align value =  (P,Y) = (-400,800)ople v = (-220,321)

- 7:33 SRM optic align value =  (P,Y) = (400,400)ople v = (209,226)

- 8:20 SRM optic align value =  (P,Y) = (800,800) (original)

There are not so large difference...

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chihiro.kozakai - 16:45 Wednesday 09 October 2019 (10908) Print this report

Trigger rate quick report by Omicron. It looks significantly better than that in August, which had large tail over SNR 100.

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chihiro.kozakai - 8:45 Friday 11 October 2019 (10962) Print this report

Glitch information is available here.

https://www.icrr.u-tokyo.ac.jp/~yuzu/bKAGRA_summary/html/20191008_GlitchPlot.html

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