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  * Washimi will visit Virgo in mid. Nov (NAOJ budget)
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   * 鷲見 [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=14530|JGW-G2214530]]
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  * ET annual meeting @ EGO
   * Nov.15-17
   * 鷲見 [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=14535|JGW-G2214535]]
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  * Washimi go to Itary
   * 11/8 : Gran Sasso (GSSI, LNGS)
   * 11/10~19 : Virgo
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  * Virgo visiting   *

Weekly PEM meeting

General announcement

  • KAGRA visiting plan
    • Welcome to visit KAGRA site
    • Please contact to Ohashi-san
  • Important discussion with ET people
    • Magnetic field from infrastructure
    • If you want to join the discussion, please let Yokozawa know.
  • Visiting to Virgo site
    • By C2C budget
    • Contact to Virgo people
      • Next year?

Meeting and Conference issue

If you have some presentation about PEM related, please contact to me.

Business travel

  • Depending on the situation of COVID-19
  • To Kamioka
    • 11/13-11/23 Kiyota
  • From Kamioka

General issue

  • Overall schedule
    • OMC : Started the pumping down
      • Review for beacom and pumping down
    • TMSY : In vac, leak test done, opened the gate valve after 22nd Nov.
  • IMC trouble
    • Function generator broken
      • Repaired
  • Interferometer overall
    • Initial alignment experiment
      • 16:00- everyday
  • Suspension
    • Implemented the IP filter
    • PRMI lock trial
      • Search the good alignment
        • ADS engaged and alignment of the IMMT1,2 and PRM
    • FPMI lock succeeded
      • DARM(AS17), CARM(REFL45), MICH(REFL51->POP17)

      • Latest sensitivity klog22097

      • Calibration evaluation
      • Control filter optimization
      • Interferometer characterization
    • X arm commissioning
      • End X IM 85K
      • We will start the noise budget of the new oplev again
      • OMC ASC using the Xend test mass
        • Signal was detected in OMC PD
    • Y arm commissioning
      • IY duct shield cooling
    • New high power laser
      • PMC locked
    • ISS
      • Control loop done
      • Characterization is ongoing
    • ASC preparation
      • Sensing matrix measurements
      • Offset evaluation
    • OMC
      • First contact applied
      • Magnet recovery
      • Alignment
      • OMC locked
  • Schedule
  • PEM schedule
    • Re-installation of PEMs toward O4
  • 出張PEM injection (planning form)

Jurnal paper issue

Details are here!

Preparation for O4

  • Weather station
    • Weather in KAGRA entrance
    • New weather station
    • Calibration
  • Investigation of the PEM injection is just started
    • New DAC preparation
    • Acoustic injection at PSL/IMMCS/X/Y-end
    • Magnetic injection (After Washimi-san visiting to Virgo)
    • Portable PEM injectors
  • Voltmeter preparation
    • We made the PEM channel
      • K1:PEM-VOLT_{PSL,IMCREFL,REFL,ISS,AS}_TABLE_{GND,FLOAT,DIFF}
      • K1:PEM-VOLT_OMC_CHAMBER_{GND,FLOAT,DIFF}
    • Need the AC power monitor?
  • Schumann resonance outside
    • Measured from end of Aug.
    • Position slightly changed
      • X(to be the angle between X and Y to 90 deg)
      • Z(-10 cm)
    • Prepared the AC power supply and LAN cable
    • Start the measurement of the electric field
  • After O4
    • RF monitor with mokugo
    • Tiltmeter
    • RI detector
    • Newtonian noise
  • Discussion with DET members
    • Daily summary page PEM

Progress report

  • Yuzurihara
    • Pastavi
    • Data Quality Report slide

    • Data quality evaluation
  • Suzuki
    • Water simulation
  • Hoshino
    • Seismic motion analysis
  • Miyamoto
    • Weather analysis
  • Kume
    • Report of paper progress
  • Fukunaga
    • Schumann resonance
  • Kiyota
    • Power line noise investigation
  • Nishizawa
    • Water newtonian noise
    • Magnetic field analysis
  • Washimi
  • Yokozawa

Place for memo

KAGRA/Subgroups/PEM/Meeting/221125/Agenda (last edited 2022-11-25 14:31:48 by tatsuki.washimi)