Run Planning Meeting Notes, September 30 - October 6, 2021

<- Back to Run Coordination Meetings:Summer2021

Friday, October 1

1. In last 24 hours:
   • Beam came back around 17:40.
     • Radiation Level: OK
     • Harp scan: OK? checking ..
   • Early Riser summary
   • Owl summary
   • Swing summary
   • Day summary
2. Issues:
   • Bleedthrough
3. Plan:
   • Before taking data: check radiation level and beam quality (HARP scan)
   • 50 nA with CDC & FDC turn on (2 shifts), Lubomir must be around
   • 100 nA CDC & FDC turn off (2 shifts)
   • 200 nA CDC & FDC turn off (8.4 shifts)
   • Remove Be target to take empty target (will take 8h. on Monday?)

Thursday, September 30

1. In last 24 hours:
   • Machine maintenance ended around 21:20, but we don't have a beam as of 8:30 (injector non-colinearity, 5E03 BLM trips, ...).
   • Early Riser summary
   • Owl summary
   • Swing summary
   • Day summary
   • During downtime for maintenance:
     • BCAL pedestal calibration (Sergey)
     • FCAL base replacementCommunication issue resolved(Rebecca/Mark/Malte)
     • FCAL HV scan (Igal)
   • Timing calibration update (Sean)
   • Beni started Special Run 81291 for SC dark rate at 8:30 remotely. (will take ~0.5h)
2. Issues:
   • Strange behavior in FCAL base (Rebecca/Mark/Malte)
   • 5 FCAL bases don't reach 1800V (Mark/Malte)
   • Bleedthrough
3. Plan:
   • Before taking data: check radiation level and beam quality (HARP scan)
   • 50 nA with CDC & FDC turn on (2 shifts), Lubomir must be around
   • 100 nA CDC & FDC turn off (2 shifts)
   • 200 nA CDC & FDC turn off (8.4 shifts)
   • Remove Be target to take empty target (will take 8h. on Monday?)