• KAGRA
• Commissioning
• Weekly
• 20190205
• Agenda

2019/2/4 Commissioning meeting topics

• Assignment of staffs for night work

  • https://teamup.com/kswnmta8p18h6u1uab

• Readiness for the X arm commissioning.

  • https://docs.google.com/spreadsheets/d/1S2gyFkyajlbPXMKCrqJV7181YFHUxUgPRB6SXz4z4jI/edit?usp=sharing

Schedule

• Schedule
  • Current status as of 1/22: IR and Green reached X end PD.

  • 1/22: Surface inspection for PR mirrors. Cleaning will be done after 1/31.

  • 1/23: Surface inspection for SR mirrors.

  • 1/24-25: Cleaning HR of SR3, SRM.

  • 1/23: BS is aligned to Y-end PD by IR.

  • 1/27: ITMY is aligned to REFL by IR.

  • 1/27: ITMX is aligned to REFL by IR.

  • 1/27: Beam position of IR at SR3 is confirmed how far from the center.

  • 1/28-29: SR3 is aligned to SR2 center by IR.

  • 1/28: Alignment of SR2 -> SRM by IR.

  • 1/29: Green beam is injected from SR2 AR surface to Y end PD.

  • 1/31: Removing bellows at PR and SR area.

  • 1/31-2/1: Cleaning HR of PR3 and HR, AR of SR2

  • 2/4-8: SRM(reflection) -> OMMT by IR -> OMMT -> OSTM by IR, OSTM -> OMC by IR

  • 2/4-8: Alignment of ETMY -> POS by Green

  • 2/12-15: Closing door for central area, pumping down
    • needs drift monitor for VIS
• Yend (Not yet determined due to the schedule change above)
  • 1/25-2/22: Yend Pcal finalization
  • 2/25-3/4: Yend WAB
  • 3/8~ : Yend pumpdown 3/8~
    • 3/11,12: leak test
• Xend (Not yet determined due to the schedule change above)
  • 2/22-3/10: Xend Pcal finalization
  • 2/11-2/22: Xend NAB installation
    • Periscope installation
  • 3/11,12 Xend WAB
  • 3/19,20, Heatlink etc.
  • 3/22 Pumping down
    • Leak test
• 3/11~ : Night work start
• 2/18(no delay)-3/8 DRMI commissioning
• 3/11(3weeks delay)-4/5 Y arm commissioning
• 3/25(1week delay)-4/5 FPMI commissioning

Discussion