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Revision 1 as of 2019-07-10 08:47:52
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Revision 3 as of 2019-07-16 17:14:41
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参加者:washim, kozakai, oshino, ttanaka, fujikawa kaihotu,ohkawa, yamamoto, mori member:Yokozawa, Oshino, TTanaka, Washimi, Kozakai, Miyo, Jan, Irene, Okawa, Fujikawa, Mori, Federico
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  * Seismon issue
   * We already installed to KAGRA system
   * Need the tuning for the KAGRA
   * Large earthquake happened this month, we "should" be a safe mode before coming large earthquake (PEM issue???)

  * 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.
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  * Yokozawa
   * Power supply issue
   * Coherent analysis with PEMs
   * Xend PCal Rx module noise hunting!
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   * Sound reverberation analysis : no update       * Cチェンバーの振動測定に向け、加速度計study (ground loop, calibration)に着手
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   * Others and plan toward the JPS meeting : no update
* Google chrome [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Portable|wiki page]], [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10385|USB magnetometer]], Data sharing [[https://drive.google.com/open?id=1zIturCCaSe7mmP0s15TcRzHsvNvomP5k|GoogleDrive]]
   * Google chrome [[http://gwwiki.icrr.u-tokyo.ac.jp/JGWwiki/KAGRA/Subgroups/PEM/Portable|wiki page]], [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=10385|USB magnetometer]], [[https://drive.google.com/open?id=1zIturCCaSe7mmP0s15TcRzHsvNvomP5k|GoogleDrive]]
     * 磁束計もChromebookで使えるようになった。磁場発生源の探索が以前に比べて非常に効率化された。
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   * Others and plan toward the JPS meeting
  * Miyo
   * Effect the protect shied to the seismometer
   * Long term study of the KAGRA ground motion [[https://github.com/MiyoKouseki/kagra-gif/issues/92| Link]]
     * 1st ERのglitch plotを更新
     * glitch trigger thresholdを下げ、夜間だけ見るようにした。
     * ファンレター募集中
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    * weathre station の情報をflame fileに入れた
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   * Microphone calibration
   * Thesis agenda and plan toward the JPS meeting
  * Okutomi
   * Shaker injection
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  * Yuzurihara
   * Yuzu summary page comments
  * etc

 * github progress
    * Pcalまわりで音と磁場を測定した。

Weekly PEM meeting

  • 2019/7/09(Tue) 17:00-(JST)
  • Regular meeting meeting
  • Web meeting with Zoom2 (Zoom2)

member:Yokozawa, Oshino, TTanaka, Washimi, Kozakai, Miyo, Jan, Irene, Okawa, Fujikawa, Mori, Federico

=== Agenda ===

  • General issue
    • Wiki page Renewal
      • PEMのwiki pageを整理した。ご意見ご感想大歓迎。
    • Chrome Book project(->Washimi report)

    • Weekly PEM measurement
      • Friday is temporal weekly PEM measurement
      • PCal Rx PD noise budget : result

        • 真空ポンプON/OFFでPDのスペクトルを比較したが、大勢に変化はなかった。鋭いピークがいくつか消えた。
        • RxPDと加速度計とのcoherenceは何とも言えないが、ドライポンプ・ターボポンプとの間には特徴が見える。
    • PEM injection
      • acoustic injection (-> TTanaka report)

    • Preparing toward the next engineering run
      • Next engineering run : 13th Jul. (今週の土曜日)

      • Interferometer configuration MICH
    • English meeting
      • 2nd meeting will be held at 16th Jul.(Tue) 17:00-18:00 URL (来週の火曜日)

    • Washimi 
      • Plan for cryochamber characterization
        • Cチェンバーの振動測定に向け、加速度計study (ground loop, calibration)に着手
      • Kaminari monitoring : learning now...
      • Google chrome wiki page, USB magnetometer, GoogleDrive

        • 磁束計もChromebookで使えるようになった。磁場発生源の探索が以前に比べて非常に効率化された。
    • Kozakai
      • Trigger event identification
      • Yuzu summary page comments
        • 1st ERのglitch plotを更新
        • glitch trigger thresholdを下げ、夜間だけ見るようにした。
        • ファンレター募集中
    • Oshino
      • Weather station issue
        • weathre station の情報をflame fileに入れた
    • TTanaka
      • Preparing for the PEM injectionslide

    • Kaihotsu, Mori
      • Weekly PEM measurements
        • Pcalまわりで音と磁場を測定した。

KAGRA/Subgroups/PEM/Meeting/190709/Minute (last edited 2019-07-16 17:14:41 by TakaakiYokozawa)