Weekly PEM meeting

• 2022/05/27(Fri) 17:00-
• Regular meeting

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

General announcement

• Important discussion with ET people
  • Magnetic field
  • Seismic noise and infrastructure noise
  • If you want to join the discussion, please let Yokozawa know.

Meeting and Conference issue

• GWADW 2022 url

  • 5/23 ~ 5/27, online
  • Suzuki (Water NN)
  • Washimi (Tonga)
• JpGU 2022 (日本地球惑星科学連合2022年大会)
  • 2022年5月22日(日)～6月3日(金) @ 幕張メッセ

  • 緊急セッション「気象津波の発生を伴ったトンガ海底火山噴火」https://www.jpgu.org/meeting_j2022/program.php#late-breaking_session

    • Washimi JGWDoc14006 (Submitted)

• KIW9 url

  • June 6-8 online
  • registration deadline May31 2022

• UGAP2022 url

  • 6/13-15 @ Tokyo University of Science (Noda)
  • Washimi (lightning monitor)
• KAGRA F2F meeting
  • August 1-3
  • Hongo campus
• LVK meeting
  • 12-15 September
  • Cardiff Unviersity, UK
• JPS meeting

  • url

  • 2022/9/6-8 Okayama
  • Registration 6/2
• 日本天文学会
  • 9/13-15
  • 新潟大学

• Other meetings url

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

Business travel

• Depending on the situation of COVID-19
• To Kamioka
  • No
• From Kamioka
  • Washimi (JpGU, Makuhari)

General issue

• Procedure toward X arm commissioning
  • Radiation shield cooling Xend
    • IM temperature below 200K
    • Finesse is not changed
• Mid-size baffle

  • First contact -> Suspension health check -> Mid size baffle install

  • PRM -> Done

  • BS First contact done
• Y arm commissioning
  • Pumping down started
    • IY 3.8e-3 Pa
    • EY 9.3e-4 Pa
• Schedule

  • attachment

• PEM schedule
  • Re-installation of PEMs toward O4

• 出張PEM injection (planning form)

  • TAMA300 (later June?)
  • TOBA (FY2022?)

Jurnal paper issue

Details are here!

• PTEP (2) : noise budget(K.Yamamoto, Kokeyama, Washimi) JGW-P2113405

  • https://arxiv.org/abs/2203.07011

• Tonga signal paper (Washimi+)

  • Overleaf, JGW-P2214043

  • Internal seminor : 5/18 or 19
  • Plauground data application (KSC board) : until Wednesday May 25th.
  • PWT circulation : 5/25
  • CPC submission (target) : 5/30
  • Journal submission (target) : 6/13
• Micro seismic analysis
• Acoustic reverberation time paper (Washimi+)
  • Suspend
• ICA for E-run/O3GK (Kume, Kobayashi)
  • Writing

Preparation for O4

• Barometers and infrasound placement underground
  • Discuss by Washimi-san later
• Magnetic field underground
  • Discuss with Virgo member next week
  • Fan, ...
• Seismic and infrastructure noise
• Magnetmeters for the Schumann resonance
  • ADU (Washimi)
  • Discussing with technicians (AEL, FCL)

• PEM injection (planning form)

  • Low-frequency sound injectorklog16829

  • Acoustic injection at X/Y-end
  • Magnetic injection (I want to start the preparation soon)
• After O4
  • RF monitor with mokugo
  • Tiltmeter
  • RI detector
  • Newtonian noise
• Discussion with DET members
  • Daily summary page PEM

Progress report

• Yuzurihara
  • Pastavi
  • IMMT1 glitch
  • TCam
  • Data Quality Report
  • Data quality evaluation
• Suzuki
  • Poster for GWADW2022
  • Water simulation
• Hoshino
  • Seismic motion analysis
• Kume
  • Report of paper progress
• Fukunaga
  • Schumann resonance
• Kiyota
  • Take over Kobayashi-san's work
• Nishizawa
  • Magnetic field analysis
• Washimi
  • Tonga seminar
• Yokozawa

Place for memo

• Line noise list in O3a public data

• Summary page for KAGRA O3 vector dark matter