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MIF (ASC)
takafumi.ushiba - 18:46 Tuesday 10 September 2024 (31047) Print this report
Corsscheck of sensing matrix calculations

I independently prepared the script to make the similar plot as in klog31041 to crosscheck the calculation.
Since graphs in klog31041 uses old (and probably not good) measurement data while I used the latest ones reported in klog31042, they cannot be compared at this moment.
So, after finishing all measuremnet, my calculation results and Hirose-san's results should be compared to confirm there is no mistake.

Figure 1-3 show the results of yaw DoFs of arms, BS, and PRM at REFL, POP, and AS QPDs, respectively.
I will update themafter finishing the measurement of IMMT1/2 and PR2/3.

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takafumi.ushiba - 22:27 Wednesday 11 September 2024 (31059) Print this report

I found the several bugs and fixed them.
Then, I plotted the graph of yaw DoFs with the same measurment files that Hirose-san used in klog31056.

Figure 1-3 show the REFL, POP, and AS QPD results.
All plots have the data having the coherence greater than 0.5.
Results seem to be consistent, so the analysis seems fine.
 

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takafumi.ushiba - 13:46 Friday 13 September 2024 (31074) Print this report

I updated the scripts and also plotted the pitch WFS signals.
Figure 1-3 show the pitch WFS signals at REFL, POP, AS table, respectively.
Figure 4-6 show the pitch WFS signals at REFL, POP, AS table, respectively.

Data I used for the calculation can be seen in fig7

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takafumi.ushiba - 23:33 Tuesday 24 September 2024 (31116) Print this report

I updated PIT graph since WFS signals with ARM DoF excitations were remeasured after engaging new actuator matrix (Detail will be reported later, hopefully).

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kenta.tanaka - 9:43 Thursday 26 September 2024 (31128) Print this report

We updated the sensing matrix after the implementation resG filters in LSC loops (DARM, MICH, PRCL) as reported in klog31126.

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