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| Deletions are marked like this. | Additions are marked like this. |
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| * Started using IMC as training of calibration. |
* RT calibration using IMC as training of calibration will be tested soon. * Off line calibration using FIR filter won't be used in phase 1. |
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.
- RT model
- Cable connection is almost done.
- Dolphin should be connected as soon as possible. It can stop all models connected Delphin.
- BS model will be splitted and one of them will be down sampled to 4kHz.
- Oplev: Ushiba
- Test mas calibration was done.
- Length oplev is not ready yet.
- Marionette Oplev will be calibrated when door closed.
- CAL: Yamamoto, Yokozawa
- RT calibration using IMC as training of calibration will be tested soon.
- Off line calibration using FIR filter won't be used in phase 1.
- 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