- 5/17~ increasing ETMY temperature.
- 5/20-24: Exchanging cryo valves.
5/22: RT PC maintenance -> please go to the safe mode for all VIS connected Dolphin (BS)
5/2: Cooling start
- 5/29: Cooling done
- End of April~: Y arm commissioning
- ~End of May: Y arm and FPMI commissioning
- There was request to CRY people to attend the morning or noon meeting.
- CRY: Exchanging cryo valve during this week.
Report of work
- COM: Finesse measurement:
- Yarm 131, ITMY temperature 25K, ETMY temperature 60K
- Xarm 1151, ITMY temperature 29K, ETMY temperature 126K, but alignment at ETMX
- VAC: Measurement of height of ETMY by Suzuki-san.