Weekly PEM meeting

• 2021/07/30(Fri) 17:00-
• Regular meeting

• Zoom2 : https://zoom.us/j/6676627462

Conference issue

• 27th KAGRA Face-to-face meeting
  • 27-29, Aug.
  • Remote style
• LVK meeting

  • url

  • 6,7,8,9,10 September

• JPS meeting url

  • Yuzurihara(ICRR) : 14pW3-5
  • Kobayashi(OCU)
  • Washimi(NAOJ) in "Environmental physics session"

• Other meetings url

• GWPAW Hannover, Germany, Dec 14th-17th, 2021

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

Business travel

• Depending on the situation of COVID-19
• Kobayashi (OCU) to Kamioka : 7/13-21
• Suzuki (Tokyo) to Kamioka : 8/16-26

General issue

• Interferometer schedule
  • Scheduling meeting next Monday(2nd Aug.)
  • Procedure toward X arm commissioning

    • [https://dacgit.icrr.u-tokyo.ac.jp/projects/kagra/issues/gantt?query_id=10|url]

    • Pcal finalize->Oplev finalize->Suspension health check->Acceptance check

  • IO commissioning
    • IMC ASC
    • ALS
  • Initial alignment
    • Set oplev to good alignment point (PR2, PR3, ITMX, ETMX)
  • Mid size baffle installation
• Schedule

  • figure

• PEM schedule
  • Re-installation of PEMs toward O4

Jurnal paper issue

Details are here!

• PTEP (2) : noise budget(K.Yamamoto, Kokeyama, Washimi) Check list, slack <<Writing>>

  • NB plot has been finalised
  • PWT is writing the draft for each part

• Fractal paper (Alessandro) <<Reply to referee comment>> JGW-P2112438, seminor slide

• Newtonian noise paper (Francesca) <<Accepted by PRD>>

• Reverberation time paper (Washimi+) <<Start writing>>

• ICA for E-run/O3GK (Kume, Yokoyama) <<Analysis ON GOING>>

• Portable PEMs (Yokozawa+) <<Start writing>>

Preparation for O4

• PEM cabling

  • XY-end channel assignment[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=13125|JGWDco13125] and cabling

  • Channel re-assignment
  • ADC for magnetometer
  • Box install for SR/OMC area
  • Seis for BS/OMC
  • Voltage monitor
  • IX, IY
  • BNC cabling
  • Booth MIC setting(IMC, REFL done)
  • Table PEM setting (After IMC ASC commissioning)
  • Set calibration factor
• PEM sensors
  • Changed the PEM channel name
  • water fluid monitor

  • Magnetometers for Schumann resonance MFS-06e

    • Develop the satellite box
• Vibration projection
  • Discussion with CAL team about A chamber
  • After Rx PD finalization and before closing chamber
• PEM injection

  • Low frequency sound injectorklog16829

  • Acoustic injection at X/Y-end
  • Magnetic injection

• After O4
  • RF monitor
  • Tiltmeter
  • RI detector
  • Newtonian noise
• Discussion with DET members
  • Daily summary page PEM

Progress report

• Pil-Jong
  • Discussion of O3GK DET
• Suzuki
  • Water simulation
• Hoshino
  • Progress
• Nishizawa
  • Magnetic field analysis

  • Find report url

• Yuzurihara
  • Microphone analysis
• Investigation of ICA analysis
  • Progress
• Washimi
  • New SEM :
  • Infrasound sensor test :
  • Lightening sensor :
• Yokozawa
  • Temperature at PSL room
• Seismic motion analysis
  • O3GK
  • Microseismic
  • Long term

Place for memo

• This meeting is 100th anniversary meeting !!!