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⇤ ← Revision 1 as of 2019-05-07 09:39:10
Size: 1057
Comment:
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← Revision 2 as of 2019-05-07 13:03:50 ⇥
Size: 1023
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
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* VAC: In the central area, leaks were found and it was fixed. Pumping down started again. |
* Height of ITMX and ITMY will be measured by Suzuki-san. |
2019/5/7(Tue.)
Schedule
- Center
4/12: Pump down
4/29,30: Leak check
- 5/2: Vent and pumpdown
- 5/9: leak check
- ITMX:
4/10: Cooling starts.
- Xend
4/25: Pumpdown
5/2: leak check
5/2: Cooling start
- Yend
4/4~: closing chamber and start pumping down.
4/10: Cooling starts.
- April: Measurement of TF, payload diagonalization on ITMX
- End of April~: DRMI commissioning
- End of April~: Y arm commissioning
- ~End of May: FPMI commissioning
Note
Night work
- Y arm commissioning, from the control room.
Weekend
Report of work
- IR laser frequency was too noisy for mass feedback lock.
- Frequency is stabilized by X arm cavity, and Y arm will be locked to stabilized laser.
- Beam spot on ITMY was too high.
- Needs BS camera.
- Height of ITMX and ITMY will be measured by Suzuki-san.