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 * Attendance: Uchiyama, Yamamoto, Ohashi, Miyoki
  * eZuce: Miyakawa, Shoda, Kimura, Suzuki, Yokozawa, Inoue, Ushiba, Tomaru		  * Attendance: Uchiyama, Kokeyama, Yokozawa, Aso, Izumi
  * eZuce: Miyakawa, Yamamoto(Kazuhiro), Suzuki, Hirose, Yamamoto, Inoue, Ushiba, Shoda, Kimura
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 * IFO:  * IFO: Izumi
  * Beam from both X and Y end was confirmed at REFL port.
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* ETMs:
  * Mirror motion has been suppressed to ~2urad. Requirement is 1urad.
  * Beam is checked almost every night.		  * ETMs: Ushiba
  * ETMY damping mirror motion has been suppressed to ~1urad in yaw (Miyamoto).
  * ETMX has no heat link and is characterized without heat link. Heat link is connected on Thursday.
Line 57: Line 57:
 * Pump down meeting meeting: 4/5, 4/11

Minute of KAGRA commissioning meeting

  • Date: 2018/4/3 11AM~12PM
  • Attendance: Uchiyama, Kokeyama, Yokozawa, Aso, Izumi
    • eZuce: Miyakawa, Yamamoto(Kazuhiro), Suzuki, Hirose, Yamamoto, Inoue, Ushiba, Shoda, Kimura

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

  • IFO: Izumi
    • Beam from both X and Y end was confirmed at REFL port.
  • ETMs: Ushiba
    • ETMY damping mirror motion has been suppressed to ~1urad in yaw (Miyamoto).
    • ETMX has no heat link and is characterized without heat link. Heat link is connected on Thursday.
  • Oplev:
  • CAL: Yamamoto, Yokozawa
    • Started using IMC as training of calibration.
      • Simple calibration will be implemented.
    • X end PD is removed at 3/27 today.
  • RT model
  • DAQ

2. IFO check list

  • It will be prepared soon.

3. Operation

  • Please reply accommodation mail from Uchiyama-san.
  • Think for emergency.

4. Tasks or discussions

  • DAQ fix -> Miyakawa, Yamamoto

  • Selection of full channel -> DGS Yamamoto

  • Selection of science channel -> Commissioning Izumi

  • Screens at control room
    • Sensitivity.
    • PEM.
    • Needs laser safety information.

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

  • Frequency noise can be measured by middle lock. Large intensity noise can be a problem.

Others

  • Pump down meeting meeting: 4/5, 4/11
  • Next meeting: 4/10

KAGRA/Commissioning/Weekly/20180403/Minute (last edited 2018-04-03 12:05:59 by OsamuMiyakawa)