BLTWG Meeting 07/22/2019

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Organization

  • Time: 11:30 EDT
  • JLab meeting room: A110, Hall D counting house
  • Connecting: detailed instructions are here
  • Conference id: 536076821
  • Present: Richard J., James M., Curtis M., Mike D., Alexandre D., Eugene C., and Elton S.

Agenda

  1. Announcements
  2. Photon beam polarization
    • Update on TPOL analysis - Michael D.
    • Systematics studies with 750um converter data, 2018 data - yet to come
    • Update on hadronic asymmetries - any
      • ρ decay asymmetries for 2018-01: (Alex)
        • Asymmetry, update to analysis note
        • , ψ0 vs run
        • RCDB mismatch: 41546 (135 -> 90), 41206 (90 -> 0), 41250, 41607, 42386 (AMO -> 45), fixed
    • TPOL readout at high rate - Sasha
  3. Tagging accidentals estimation
  4. Priority issues for immediate focus
    1. tagger energy scale adjustment - Sasha, Richard
    2. evaluation of beam flux systematic error (spectrum, normalization) - any
    3. PS acceptance systematics - Sasha
  5. Preparation for the Fall run
  6. Any other business