IOO meeting 2019 1007

Connection

Zoom3: https://zoom.us/j/5045179604

Participants

Aso, Ohashi, Somiya, Takahashi, Akutsu, Fujikawa, Sugai, Nakano

Announcements

* Deadline of the application for F2F meeting was Nov. 5th

Conferences

* F2F meeting at RESCUE on Dec. 4th to 5th

• -> Scattered light: Sugai? -> OMC: Somiya

* Asia nantoka

• -> Kokeyama

Recent Status

IMC

• ASC

OMC, OMMT, OSTM

• OMC commissioning is ongoing. (somiya, aso)

  • At Sep. 25th. The jig was manufactured and tested. However, the PZT cable cannot be connected with the jig, and it is modified now. ->

  • The QPD driver did not work well, however, the driver itself seemed fine. -> Test with the LED.

  • PZT driver is not delivered yet.
  • OMC glue jig?
  • PD mount will be delivered ~10/18.
  • Curved steering mirror will be delivered ~end Oct.
• OSTM replacement (takahashi)
  • Next week, the suspension will be assembled and tested with the dammy mirror.
  • The mirror is delivered to NAOJ, and Matteo is working in the inspection.
• Installation schedule arrangement:
  • OSTM should be installed after the OMC.
  • Beam dump?

Niigata

• Double demodulation
• Scattering measurement

Visitor

• Anamaria, Adam from LIGO in Nov. and Dec.

Meeting schedule

• 12/2 (Mon.)