RC meeting and Run Plan, Wednesday April 22th
From SBS wiki
Contents
RC Meeting Information
RC: Jimmy Caylor
Useful Links
Current Status
On the accelerator side:
--> Very nice over the weekend, rather poor delivery today
--> Hall C going to 4-pass tomorrow, down ~4 hours starting at 9 am
On the Hall side:
--> Detectors and DAQ seem to be working well (SBS GEMs in progress)
--> Still working on getting reasonable efficiency with the SBS GEMs
Current Run Plan
- What to do with no GEMs for at least a few hours
--> BCM calibration?
Notices in Effect for Shift Crew
- For controlled access call the RC and together you will fill out the Hall access checklist. [1]
- Please pay attention to BTM, incorrect accounting is happening. also make sure to submit all hours, including the last one.
- Please fill out the shift checklist and notify RC if there are any issues
Current Issues
- GEM gas mixture needed changing
Planned Accesses to the Hall
- Shielding Bricks - opportunistic
Special Requests
Sub-systems
- SBS and BB magnets
- BB GEMs
- BB Grinch - https://logbooks.jlab.org/entry/4282816
- BB Cal - Happy with 1.2 GeV threshold for production?
- BB scin - https://logbooks.jlab.org/entry/4282910
- SBS GEMs - Changing GEM gas, could be responsible for dead sectors? https://logbooks.jlab.org/entry/4283427
- SBS analyzer + RP hodo
- SBS HCAL - Coin window delay added and window changed
- DAQ
- Analysis
- Target - Sometimes does not want to move right to LH2, need to stop at carbon hole and then go
- Beam line
- Moller
- Raster
