Run Planning Meeting Notes, Apr 19-Apr 25, 2018
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Monday, April 22 at 08:45
- Notes from the weekend:
- Production running (~80 % ABU)
- Reports:
- Raster scan commissioning Todd: "we are ready for a test with AC DAQ running"
- First collimator scan had issues, Follow up more successful, active target, Total PS rate
- [https://logbooks.jlab.org/entry/3564954 Coherent edge excursions
- Issues:
- RCDB issues [1],
- Multiple DAQ crashes
- Goniometer vertical stage tripped again
- Harp scans done in CW [2] [3], we must ask for 1 uA Tune Mode. New paragraph added to shift worker instructions
- Run Plan
- Monday
- Beam studies today, parasitic beam possible.
- High rate L1 tests
- High rates test of new CODA version
- Production running
- Raster scan
- Tuesday
- RF recovery
- Muon chamber removal
- Walk through
- Change basses
- Wednesday
- Tour of Hall D (Restricted access?)
- Longer term run plan
- weekly plan
- Super high current (~500 nA) Raw mode and
- Monday
- AOB
Friday, April 20 at 08:45
- Notes from the previous 24 hours:
- Moved AC to 5 mm hole, installed 100 um W shield
- Production running
- Reports:
- Issues
- Run Plan
- High rate tests this afternoon
- Production running
- Fast raster scan deferred until Monday (probably, will hear from PD)
- Longer term run plan
- AOB
Thursday, April 19 at 08:45
- Notes from the previous 24 hours:
- Convergence was adjusted
- Current scan completed
- Production running
- Issues:
- Reports:
- Results from material scan (Sergey and Lubomir)
- Results from thin diamond, 3.4 mm hole. FDC currents drop, not CDC PS flux comparison PS enhancement increases
- First results from current scan [4] [5] [6]
- CDC current correlation with Y beam position observed again (Beni)
- Run Plan
- Access today to
- Move active collimator to 5 mm hole
- Attach Pb radiator to profiler
- Muon chamber inspection
- Production running
- Harp scan when beam comes back
- Fast raster scan deferred until the required people can be found
- Future studies
- Access today to
- AOB