KAGRA/Subgroups/DET/Meeting/221207

221207
Overall schedule
- All leak test at center area was performed
  - OMC : on 22 Nov, closed chamber, started pumping down klog#23002
    - but, mall leak was found klog#23024
  - TMSY : In vac, leak test done, opened the gate valve after 15th Nov.
- ETMY cooling down will start from 29th Nov. klog#23078
Interferometer overall
- Initial alignment experiment
  - 16:00- everyday (sometimes 11:00-)
- PRMI lock trial
  - Search the good alignment
    - ADS engaged and alignment of the IMMT1,2 and PRM
- FPMI lock succeeded
  - DARM(AS17), CARM(REFL45), MICH(REFL51->POP17)
  - Latest sensitivity klog22097
  - Calibration evaluation
  - Control filter optimization
  - Interferometer characterization
- X arm commissioning
  - End X IM 85K
  - We will start the noise budget of the new oplev again
  - OMC ASC using the Xend test mass
    - Signal was detected in OMC PD
- Y arm commissioning
  - IY duct shield cooling
  - EY duct shield cooling
- New high power laser
  - PMC locked
- ISS
  - Control loop done
  - Characterization is ongoing
- ASC preparation
  - Sensing matrix measurements