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    * No plan     * 7/25, 26 : Araya-san, Takamori-san (ERI, GIF)
    * 7/27 : Narita-san and his student (SIT, Lightning)
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    * F2F related     * F2F related (8/1~3, UT Hongo)

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
    • Meeting of Seismic noise and infrastructure noise (11th July)
    • If you want to join the discussion, please let Yokozawa know.
  • LVK Newtonian noise
    • Presentation at LVK meeting?
  • Visiting to Virgo site
    • By C2C budget
    • Contact to Virgo people
    • End of October -

Meeting and Conference issue

  • ET underground infrastructure and noise meeting
    • July 11, 11:00am CEST
    • Program
      • Tatsuki Washimi on the KAGRA experience with infrastructure noise
      • Irene Fiori on the Virgo experience with infrastructure noise
      • Raul Fuentes on typical underground infrastructure considerations for vibration sources design
  • KAGRA F2F meeting
    • August 1-3
    • Hongo campus
    • Registration url (Deadline 6p.m. Today)

    • Wiki page url

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

    • 2022/9/6-8 Okayama
      • Washimi : Infrasound
      • Hoshino : Seismic and ocean
  • 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
    • 7/25, 26 : Araya-san, Takamori-san (ERI, GIF)
    • 7/27 : Narita-san and his student (SIT, Lightning)
  • From Kamioka
    • F2F related (8/1~3, UT Hongo)

General issue

  • Overall schedule
    • 7/11 - 7/22 Suspension commissioning Type-B
    • 7/25 - 7/29 Acceptance check ~PR2
    • 8/1 - 8/5 Closing the center area ~PR2
    • 8/8 - 8/19 (Including Obon) Acceptance check ~SRM
    • 8/22 - 8/26 Closing the center area ~SRM
    • 8/29 - 9/2 Leak test
  • X arm commissioning
    • End X IM 83K
    • Investigation of the noise in the new oplev light source
    • Investigation of the TMSX beam shape
    • Investigation of the ADC noise
  • Y arm commissioning
    • End Y : Pumping down ongoing
    • Suspension health check after pumping down
  • Center area commissioning
    • Suspension health check Type-Bp's
      • Oplev upgrade : Done
      • Most work done before acceptance check
    • Mid-size baffle SRM : Partially done, need to move to final position
    • Investigation of the X-arm fiber noise cancellation
      • Reason : Tuning of the polarization before injecting the fiber
      • Xarm : became stable -> Same treatment to Yarm

    • Study for installation of the new laser
      • Set inside the PSL room
    • OMC investigation
      • SRM replacement : Done
      • Power budget : Done
      • Beam profile measurement : This weeek
  • TMSX investigation for ASC
    • Position of QPD for alignment sensing and control
    • Beam shape investigation
  • REFL table investigation
    • Check power budget
  • Schedule
  • PEM schedule
    • Re-installation of PEMs toward O4
  • 出張PEM injection (planning form)

    • TAMA300 (Before or after F2F meeting?)

Jurnal paper issue

Details are here!

Preparation for O4

  • PEM installation
  • Barometers and infrasound placement underground
  • Magnetic field underground
    • Magnetic field from Infrastructure
    • Plan : Close the permanent magnetometer close to beam duct
  • 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
    • 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
    • Small hut for infrasound measurement at analysis building
    • Power line investigation around ITMX
  • Yokozawa
    • Investigating the MN oplev glitch

Place for memo

KAGRA/Subgroups/PEM/Meeting/220715/Agenda (last edited 2022-07-15 17:02:57 by HirotakaYuzurihara)