• KAGRA
• Subgroups
• PEM
• Meeting
• 210115
• Agenda

Weekly PEM meeting

• 2021/01/15(Fri) 17:30-
• Regular meeting

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

Agenda

Conference issue

• JPS meeting URL

  • オフライン解析によるKAGRAデータの雑音除去(Kume)
• If you have some presentation about PEM related, please contact to me.

General issue

• Interferometer schedule JGW12041

  • VIS upgrade
  • IMM upgrade
  • IYC experience
  • Temperature control
  • AC noise at IXV

• Contribution to PEM for joining the author list Working list

  • KAGRA Environmental study (Including (future) newtonian noise measurement)
  • Noise evaluation using PEMs (Including lock loss study)
  • Setting monitors (Cabling, making monitor, ondotory maintenance)
  • Others

• Evaluation meeting URL

Discussion item

• Start the investigation for measurement of the newtonian noise

  • NN meeting (URL)

  • Seismic NN
    • Fractal analysis (Submitted to CPC)
    • Francesca analysis (Seismic(Completed), Atmospheric(data releasing))
    • Many seismometers (Call analysis people)
    • Accelerometers for wall (Call analysis people)
  • Water fluid NN
    • Fluid meter (We will install in this physical year )
    • Simulation
  • Atomospheric NN
    • Relative temperature monitor
    • Infrasound
  • Gravity monitor
    • TOBA
    • Superconducting Gravimeter

Jurnal paper issue

Details are here!

• PTEP (2) : noise budget(K.Yamamoto) Check list, slack <<Analysis is ongoing>>

  • Latest plot (12/29)

  • Remaining works:

    • Laser frequency noise (dominant at >2kHz?)

    • PCal noise (~100Hz?)
    • BS ctrl noise (~100Hz?)

• PTEP (3) : CAL, DET, PEM, GIF (Yokozawa) <<Referee comment>> JGW-P2011664

• Acoustic injection paper (Washimi) <<Submitted to CQG>> JGW-P2012122

• Lightening paper (Washimi) <<Submitted to CPC>> JGW-P2112426

• Fractal paper (with Virgo) <<Submitted to CPC>> JGW-P2112438

• Seismic NN paper (with Virgo) <<DRAFT CIRCULATION>>

• Reverberation time paper (Washimi+) <<Start writing>>

• ICA for E-run/O3GK (Kume, Yokoyama) <<Analysis ON GOING>>

• Portable PEMs (Yokozawa+) <<Start writing>>

Preparation for O4

• PEM table
  • k1ctr plan
    • Cabling, DELL PC update
• Cabling issue
  • Cleaning the center area
  • PEM cabling plan
    • BS-IYC cabling
  • New cable rack
    • cabling, moving from IX0
• Noise mitigation / Environment stability
  • GND issue
    • IXV 40kHz glitch, moving mass?
  • Temperature control
    • IYC dry air, temperature is good now
• PEM sensors
  • Re-install the ACCs, MICs, MAGs until commissioning start
  • water fluid monitor
  • read out of the lightning sensor
  • Infrasound monitor @ Atotsu, Mozumi, tunnel (+ Toyama?)

  • Magnetometers for Schumann resonance MFS-06e

• PEM injection
  • Acoustic injection at X/Y-end
  • Magnetic injection

• After O4
  • RF monitor
  • Tiltmeter
  • RI detector
  • Newtonian noise

Progress report

• Yokozawa
  • Rack ground GND
• Washimi
  • Lightening paper

  • Thermography photo

• Kume
  • ICA analysis related with PEM

Place for memo