Run Planning Meeting Notes, December 15 - December 19, 2022

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Meetings are via ZoomGov: connect (Meeting ID: 160 199 0060 / Passcode 8394)

MCC whiteboard

Hall D counting room white board

Hall D Logbook


Monday Dec. 19th

Last 24h

  • Continued data taking on full target, solenoid off, CDC & FDC off
  • Quick access to hall for repositioning of FCAL prototype
  • Sasha did a transmission test with 3.4 mm collimator
  • Monday 7:00 am, MCC turns off beam for holiday preps
  • 1268 + 730 + 1447 + 822 M triggers
  • ABUs = 378 + 358 + 405 = 19 hours

Shift Summaries

PD Summary

https://logbooks.jlab.org/entry/4103372

Issues

FCAL channels 47:53 and 29:2

Short term run plan

  • End-of-run party at 3 pm in Residence Facility

Sunday Dec. 18th

Last 24h

  • solenoid off
  • 1359 + 1102 + 521 + 864 = 3850 M triggers
  • ABUs = 117 + 371 + 386 =
  • FCAL prototype repositioning
  • cosmic run during beam off

Shift Summaries

Issues

Two FCAL bases; HV power cycle


Short term run plan

Saturday Dec. 17th

Last 24h

  • Cycled TAGH HV crate; communication restored
  • Took data on empty target (w/out the extra acrylic dummy)
  • Filled target; took one good 2 hour run


Shift Summaries

Issues

Short term run plan

  • Continue taking data on full target, CDC & FDC HV off, field 0T

Friday Dec. 16th

Last 24h

  • removed dummy target dwonstream of magnet
  • Got 792 M triggers
  • AI for CDC HV is off (tried turning off, but alrady was off); should not regulate with empty target anyhow.
  • ABU: 5.3+4.0+6.2

Shift Summaries

Issues

  • TAGH HV alarms; scalers are running; communication problem; might need access to power cycle the crate


Short term run plan

  • Sometime today fill target; later (Saturday?) ramp down solenoid


Thursday Dec. 15th

Last 24h

  • Mounted dummy target dwonstream of magnet
  • Got 1.1B triggers

Shift Summaries

Issues

  • No signal from BCAL scalers


Short term run plan

  • Access to hall to remove "dummy" plastic disk in downstream end of solenoid