Difference between revisions of "Run Planning Meeting Notes, November 11 - November 17, 2021"

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(Thursday November 11)
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=Friday November 12=
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#Last 24h:
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#* recorded 2.2B triggers on diamond
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#* improved convergence: [https://logbooks.jlab.org/entry/3940109 before] and [https://logbooks.jlab.org/entry/3940868 after]
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#* ... but the transmission went down by ~15% [https://logbooks.jlab.org/entry/3940921]
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#Issues:
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#* bad f250 in TAGH [https://logbooks.jlab.org/entry/3940210]
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# [https://halldweb.jlab.org/primexd/run_plan/Run_Plan_Fall_2021.pdf Plan:]
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#* Continue production at 150nA on diamond w/o AMO (next AMO run Nov 14)
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#* Expect 1+ hours down when Hall A changes to 4 passes - not clear when
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=Thursday November 11=
 
=Thursday November 11=
 
#Last 24h:
 
#Last 24h:

Revision as of 08:43, 12 November 2021

Friday November 12

  1. Last 24h:
    • recorded 2.2B triggers on diamond
    • improved convergence: before and after
    • ... but the transmission went down by ~15% [1]
  2. Issues:
    • bad f250 in TAGH [2]
  3. Plan:
    • Continue production at 150nA on diamond w/o AMO (next AMO run Nov 14)
    • Expect 1+ hours down when Hall A changes to 4 passes - not clear when


Thursday November 11

  1. Last 24h:
    • Down till 3:30pm:
      • 10 FCAL bases replaced [3]
      • CDC/FDC? gas mix alarm [4]
    • Harp scan [5]
    • Recorded 800M+ events with diamond/amo (LHe4 target)
    • lock on AC disabled this morning [6]
  2. Issues:
    • bad f250 in TAGH [7]
  3. Plan:
    • Continue production at 150nA on diamond w/o AMO (next AMO run Nov 14)
    • nudge the coherent peak every time when changing 0/90 to 45/125 and PERP to PARA
    • Expect 1+ hours down when Hall A changes to 4 passes - not clear when