2018/11/27 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

• New schedule Plan B is proposed.

• Every Wednesday morning: Maintenance
• 11/5-end of Nov.: Route to IYA is closed.
• 11/26~12/9: Daytime: Y arm alignment from BS to ETMY using IR beam.
  • Beam alignment will actually start after the installation of EYA NAB. It will take several days.
  • Green from SR2 will be available after 12/9, so we need to align Y arm using IR only.
• 12/10 or 11: ETMX cleaning
• 11/26: Extended chief meeting require some explanation of current status.
• Deadline of decision where postponement or not: at least after 11/26.
• Possible extension date: 12/10-1/6.
• Week of 12/10: Night work ok.
• Week of 12/17~: No night work.

• End of X arm commissioning: 1/6. -> Open chambers

• Week of 1/7~: no beam in the daytime
• 2/18~ Y arm commissioning

Discussion

• We learned we need to monitor VIS motion when pump down. We may need also some monitors VIS motion when venting.
• Needs re-scheduling for the X arm commissionig?

• X arm lock

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=6994: REFL table.

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=7011: CARM fast path.

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=7022: CARM fast path.

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=7030: Offset fluctuation between Green and IR?

• Y arm alignment
  • Optical table
• Laser, PSL, IOO report

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=6991: PMC UGF.

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=7010: FSS and IMC UGF.

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=7021: Power budget.

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=6986: ISS noise.

• AOS

  • http://klog.icrr.u-tokyo.ac.jp/osl/?r=6990: Green ghost.