Task list, Wednesday March 6

From HallCWiki
Jump to: navigation, search

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

  • Transition from J/Psi to CSV-SIDIS
  • Energy change in progress. New energy will be 10.219 GeV: https://logbooks.jlab.org/entry/3663391
  • Beam not expected until Thursday afternoon/evening
  • No access to hall Tuesday. Hopefully we can access hall Wednesday without HRAW.

Current Run Plan

  • Resume data taking at Q2=5.5, x=0.5 setting
    • Will re-do z=0.6 if at new beam energy
  • Continue to Q2=5.5, x=0.65 settings

Notices in Effect for Shift Crew

  • We are in Controlled Access. No HRAW needed during access.

Current Issues

Planned Accesses to the Hall

  • Tasks for Wednesday:
    • Change HMS polarity (Steve L)
    • Increase HMS Q2 current limit to ~ 900 A (Steve L)
    • Turn on spectrometer rotation (Steve L)
    • Restore HMS Q3 current readback (Steve L)
    • HMS Q3 hall probe readback
    • Reboot HMS collimator controller (Mark J). Done
    • Reboot HMS Cerenjov readback pressure (Ethan)
    • Change HMS Cerenkov pressure to ~0.45 atm (Howard)
    • 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