Weekly PEM meeting

• 2022/08/26(Fri) 17:00-
• Regular meeting

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

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

• LVK meeting
  • 12-15 September
  • Cardiff Unviersity, UK
• JPS meeting

  • url

  • 2022/9/6-8 Okayama
    • Washimi : Infrasound
    • Hoshino : Seismic and ocean
  • Onsite
• 日本天文学会
  • 9/13-15
  • 新潟大学
• ET symposium in Budapest, Hungary
• GR23 in Beijin, China
• GWPAW2022 in Melbourne Australia
• GRASS 2022 in Padova, Italy

• 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
  • 8/16-8/27 Fukunaga
  • 8/29-9/3 Miyamoto from ICRR
• From Kamioka
  • JPS meeting (9/4-9/8)

General issue

• Overall schedule
  • 7/11 - 8/26 Suspension commissioning Type-B
  • 8/26 Acceptance check MICH
  • 8/22 - 8/26 Closing the center area PRM~PR2
  • 8/29 - 9/2 Closing the center area ~SRM
  • 9/5 - 9/9 Leak test
• X arm commissioning
  • End X IM 81K
  • Investigation of the ADC noise
• Y arm commissioning
  • IY duct shield cooling
  • TMSY vacuum preparation
• Beam dump around IFI
  • Treatment of ghost beam dumping
• TCam analysis
  • Find the beam position
• Discussion of closing center area
  • Oplev pylon
  • Beam duct re-installation
  • New gate valve
  • Closing chambers around BS area
• Schedule

  • attachment

• PEM schedule
  • Re-installation of PEMs toward O4

• 出張PEM injection (planning form)

  • TAMA300 (retrieve the PEM)

Jurnal paper issue

Details are here!

• ICA for E-run/O3GK (Kume, Kobayashi)

  • https://arxiv.org/abs/2206.05785

• Tonga paper (Washimi+)

  • https://arxiv.org/abs/2206.14396

  • Reviewer's comments are given (8/14)
• Micro seismic analysis (Hoshino)
  • writing

  • Overleaf

• Acoustic reverberation time paper (Washimi+)
  • Suspend
  • Re-measurement before O4?

Preparation for O4

• Barometers and infrasound placement underground
  • Set the temperature, humidity and barometer to each station
  • Check the cabling at Yarm
  • Search the PEMs for air monitor
• Seismic and infrastructure noise
  • Call for analysis person
  • After infrasound microphone installation
• Magnetmeters for the Schumann resonance
  • Fukunaga-san's report
  • ADU (Washimi)
  • Discussing with technicians (AEL, FCL)
• Weather station
  • Weather in KAGRA entrance
  • New weather station
  • Calibration

• 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

  • Data Quality Report slide

  • Data quality evaluation
• Suzuki
  • Water simulation
• Hoshino
  • Seismic motion analysis
• Kume
  • Report of paper progress
• Fukunaga
  • Schumann resonance
• Kiyota
  • Take over Kobayashi-san's work
• Nishizawa
  • Water newtonian noise
  • Magnetic field analysis
• Washimi
  • Schumann resonance measurement
• Yokozawa
  • Investigating the MN oplev glitch

Place for memo

• Line noise list in O3a public data

• Summary page for KAGRA O3 vector dark matter