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  * Tuning of ETMY is still going on. ETMY yaw motion is still too large.
   * Trying feedforward, but not so effective.
  * Tuning of ETMY is still going on. ETMY yaw motion is still large.

Minute of KAGRA commissioning meeting


  • Date: 2018/3/20 11AM~12PM
  • Attendance: Miyakawa, Aso, Izumi
    • eZuce:


1. Report of work of the last week and plan of work

  • Alignment, ETMY: Izumi
    • Tuning of ETMY is still going on. ETMY yaw motion is still large.
    • Beam will be checked every night.
  • MIF:
    • LSC full model has been implemented in k1imc.
  • CAL:
    • Started using IMC as training of calibration.
    • X end PD will be removed and Baffle PD will be located instead. Changing PD will be done around 3/26.
  • Cryo:
    • Current temperature is 18K.

2. Schedule of ETMX installtion

  • See the schedule at the commissioning top page.

3. Tasks or discussions

  • CAL model location? at the same k1imc, or k1test with Dolphin connection.
  • Selection of storing DAQ channel -> DGS, before phase 1

    • Check the total amount.
  • Screens at control room -> who, when?

    • Needs laser safety information.
  • GW alert: online alert in the control room might be prepared. -> Togoshi

4. Phase2

Others

  • Frequency noise can be measured by middle lock. Large intensity noise can be a problem.
  • Next meeting: 3/27

KAGRA/Commissioning/Weekly/20180320/Minute (last edited 2018-03-20 11:55:44 by OsamuMiyakawa)