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Revision 1 as of 2024-06-14 07:22:31
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Revision 2 as of 2024-06-14 08:53:41
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 * 2024/05/31(Fri) 17:00-  * 2024/06/14(Fri) 17:00-
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   * Start the registration    * Yokozawa (Seismic noise according to the blasting)
   * Washimi (OMC repairment)
   * Ohashi(TCU) (Seis with ML)
Line 42: Line 44:
  * Washimi (6/3,4 Naoj)   * No
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   * IMC Recovery : Done (Similar situation around O4a)
   * hammering test toward future blasting (Done)
     * Closing the vacuum chamber at center area
    * Done, no large leaks
    * Opened the GV PRM-PR3, BS-IXC and BS-IYC
    * Leak test : this week and next week
Line 50: Line 55:
   * IFI, IMM, PRM
    * Pumping down : Done

   * Center area
    * Acceptance check(31st May)
    * Closing (June)

   * Type-A
    * IX : Pumping down/ health check ongoing
    * EX : Pumping down/ health check ongoing
    * IY : Pumping down/ health check ongoing
    * EY : Cleaning at EYA
     * Week of 20th Water cleaning
     * Week of 27th Test of pumping down
     * Week of 3rd June PCAL mirror cleaning
     * Week of 10th June PCAL alignment
   * EYA work
    * Cleaning : Done
    * PCal mirror cleaning : Done
    * PCal alignment : Done
    * PCal characterization : ongoing
    * Closing work : Next week
Line 68: Line 63:
    * Need to treat something for stacks of OMC chamber
    * Schedule : Preparation(6/1-10, actual work 6/11-21)
    * OMC stack repairment : ongoing
    * Schedule :

Weekly PEM meeting

General announcement

  • KAGRA Regular Young Researcher Meeting
  • Several Virgo ENV member have some plan to visit KAGRA about 1 month
    • One month around Nov.
    • They are also thinking about visiting LIGO
    • KAGRA would still be commissioning phase
    • Plan
      • Noise hunting (PEM injection)
      • Magnetic injection
      • Additional NN measurement
      • Other
  • O4a noise budget paper
    • If you have a plan to write the paper using O4a data and PEM, please let me know.

Meeting and Conference issue

  • 2024 Annual Meeting of the Physical Society of Japan
    • Yokozawa (Seismic noise according to the blasting)
    • Washimi (OMC repairment)
    • Ohashi(TCU) (Seis with ML)
  • GWPAW
    • England (2024/05/27-31)
  • Other meetings url

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

Business travel

  • To Kamioka
    • Aogaku (6/23-6/27)
  • From Kamioka
    • No

General issue

  • Interferometer recovery
    • Closing the vacuum chamber at center area
      • Done, no large leaks
      • Opened the GV PRM-PR3, BS-IXC and BS-IYC
      • Leak test : this week and next week
    • EYA work
      • Cleaning : Done
      • PCal mirror cleaning : Done
      • PCal alignment : Done
      • PCal characterization : ongoing
      • Closing work : Next week
    • OMC vibration
      • OMC stack repairment : ongoing
      • Schedule :
    • IR/GR alignment recovery : Done
      • Check the beam position at various mirrors (adjust good alignment for O4a ASC)

Jurnal paper issue

Details are here!

Preparation for O4b

  • PEM installation
    • Waiting the timing of TMSX and TMSY
  • Evaluation of newtonian noise
    • Anoop and Washimi
  • Investigation of the PEM injection
    • Magnetic injection
  • Voltmeter preparation
    • AC power monitor installation
    • DC power monitor installation

Progress report

  • Yuzurihara
    • Pastavi
    • Data Quality Report slide

    • Data quality evaluation
  • Sato
    • Sound source analysis
  • Kume
    • PR3 line injection klog25670

    • Noise subtraction
  • Nishizawa
    • Water newtonian noise
    • Magnetic field analysis
  • Washimi
    • Vibration test around IMC area (Yokozawa?)
    • OMC vibration test
  • Yokozawa
    • Additional Shindo monitor with raspberry pi

Place for memo

KAGRA/Subgroups/PEM/Meeting/240614/Agenda (last edited 2024-06-14 09:55:02 by TakaakiYokozawa)