RC meeting and Run Plan, Thursday March 7

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RC Meeting Information

RC Daily Meetings are at 4:30 PM, 2nd floor Counting House Meeting Room

  • Bluejeans remote connection information:
 To join the Meeting:
 To join via Room System:
 Video Conferencing System: bjn.vc -or-
 Meeting ID : 861439920
 To join via phone :
 1)  Dial:
   +1.408.740.7256 (US (San Jose))
   +1.888.240.2560 (US Toll Free))
   +1.408.317.9253 (US (Primary, San Jose))
   (see all numbers - http://bluejeans.com/numbers)
 2)  Enter Conference ID : 861439920

Useful Links

Current Status

  • Energy change in progress. New energy will be 10.219 GeV: https://logbooks.jlab.org/entry/3663391
  • Beam expected Friday OWL
  • Target operators needed starting Thursday, 2nd half of swing shift. Thursday SWING shift leader on call. All shift workers should report starting Friday OWL.

Current Run Plan

Notices in Effect for Shift Crew

  • Monitor SHMS 3/4 rates - maximum rate 500 kHz.

Current Issues

Tasks completed during hall access

  • Tasks for Wednesday:
    • Change HMS polarity (Steve L): DONE
    • Increase HMS Q2 current limit to ~ 900 A (Steve L): DONE
    • Turn on spectrometer rotation (Steve L): DONE
    • Restore HMS Q3 current readback (Steve L): DONE
    • HMS Q3 hall probe readback (Ethan): DONE
    • Reboot HMS collimator controller (Mark J): DONE
    • Reboot HMS Cerenkov readback pressure (Ethan): DONE?
    • Change HMS Cerenkov pressure to ~0.45 atm (Howard): DONE
    • Update good event counter for CSV (Whit)
    • Check trigger and DAQ (Eric P): DONE
    • Reboot hccam03: DONE

Planned Accelerator Configuration Changes

  • Energy change to 10.219 GeV in progress.

Special Requests