= Minute of PEM meeting =

 * Date: 2019/7/24 17:00-18:00(JST)
 * Attend：Oshino, Yamat, TTanaka, Washimi, Kozakai, Fujikawa, Kaihotsu, Mori

=== Agenda ===
　
 * General issue

  * KAGRA F2F meeting
   * [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/LCGT/Meeting/f2f/2019August|wiki]]
   * Yokozawa(Status), Washimi(Reports)
   * Welcome to have many posters

  * Chrome Book project (Portable PEM researcher)
   * http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Portable
   * We prepared two PEM Chromebook  

  * Magnetometers
   * Two Bartington Mag-13MCL100 in the PEM rack
   * Three high sensitivity mini magnetometer (MI-CB-1DH-S-B, two for magnetic field gradient, one for Yikang study)

  * Task list toward the O3
   * [[https://docs.google.com/spreadsheets/d/1DSltWg18KrwnfkVJmSm09TkQ82aQ5lHAdaC9uCozGC0/edit#gid=1072504162|task sheet]]
   * Please send e-mail to me if you have comments.

  * Kamioka visitors
   * Yikang-san (8/5 - 8/17)
   * Yokoyama-san (8/6)
   * Fujikawa-san and Tanaka-san (8/18 - 8/31)
   * Ueshimi-san (??)

  * PEM injection
   * Shaker injection1 (TTanaka, Yokozawa)
   * Shaker injection2 (Okutomi, Fabian)
   * acoustic injection (TTanaka, Yokozawa)
   * magnetic field injection (Yikang, Yokozawa)
   * RF injection (TTanaka, Washimi)

  * Weekly PEM measurement
   * Friday is weekly PEM measurement
   * Understanding the effect of the instruments, search the origin of noise, and so on
   * Power supply, duct vibration, instruments
    * Cable noise study, Yend Magnetometer install, Clean up the IXC rack(7/26)
    * Cable noise study, IXC vibration study, Xend PCAL RxPD noise budget (8/2)

  * Virgo visiting
   * We will start the discussion to visit Virgo at October
   * Washimi(noise huntung with portable PEM), Miyo(ground motion)

  * [[KAGRA/Subgroups/PEM/EnMeeting|English meeting]] : The third Tuesday of every month 17:00-(JST) 10:00-(CEST)
   * 3rd meeting will be held at 20th Aug.(Tue) 17:00-18:00 URL

  * Weather alert
   * Alert to the IFO
   * Daily weather report

 * Each progress

  * Yokozawa
   * Coherent analysis with PEMs
   * Vacuum pump vibration and sound environment and its effect
    * 312.5Hz noise
  * Washimi　
   * Cryochamber characterization
    * After IXC vibration
   * Sound reverberation analysis
    * Large statistics
   * Kaminari monitoring
   * Seismometer vs accelerometer analysis : 
   * EYC MAG
    * Finish the installation
   * PEM MAP update
    * with summary page
  * Kozakai
   * Trigger event identification
   * Yuzu summary page update (Figure image size)
     * update the 7/13
     * K1:LSC-POP_PDA17...
     * reduced the image size
     * Yuzu CBC analysis
     * Consistency glitch search check 
   * PSL noise hunting
  * Miyo
   * Effect the protect shied to the seismometer
   * Ground motion at 7/19 (ダム?)
    * Y > CS > X
    * トンネルのドームかも
    * Alert system by threshold analysis
   * Feedforward progress (This task is not PEM task, but I want to ask you to present a short status if there is)
  * TTanaka
   * Preparing for the PEM injection
   * Analysi of the PEM injection during 2nd engineering run
   * BNC noise evaluation
  * Okutomi
   * Shaker injection
  * Kaihotsu, Mori  
   * Reports of the weekly PEM measurements
  * Yuzurihara
   * Yuzu summary page comments
  * etc

 * github progress