• KAGRA
• Subgroups
• PEM
• Meeting
• 241004
• Agenda

Weekly PEM meeting

• 2024/10/04(Fri) 17:00-
• Regular meeting

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

General announcement

• Virgo ENV member have some plan to visit KAGRA about 1 month
  • Changed from Dec. to Jan. or Feb. next year
  • 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

• Other meetings url

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

Business travel

• To Kamioka
  • No
• From Kamioka
  • Washimi (NAOJ)

General issue

• Commissioning
  • PRFPMI
    • PRFPMI RF lock succeeded
    • Minimum Alignment Sensing and Control closed
    • Moved to DC readout
  • Schedule
    • PRFPMI DC readout characterization (-10/20)
    • OMC repairing (10/21-25)

• 出張PEM injection (planning form)

Jurnal paper issue

Details are here!

Preparation for O4b

• Coil preparation for 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
• Ohashi
  • Microseismic noise with machine learning
• Kume

  • PR3 line injection klog25670

  • Noise subtraction
• Nishizawa
  • Water newtonian noise
  • Magnetic field analysis
• Washimi
  • OMC test at NAOJ
• Yokozawa
  • Noise hunting

Place for memo

• Line noise list in O3a public data

• Summary page for KAGRA O3 vector dark matter