BLTWG Meeting 04/27/2021

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  • Time: 1:30 EST
  • JLab meeting room: none
  • Connecting: detailed instructions are here
  • Conference id: 536076821


  1. Announcements
    • May collaboration meeting
  2. Polarimetry
    • TPOL polarimetry update
    • Progress on CBSA calculations
    • Polarimetry from hadron decays
    • Polarimetry from pair production
  3. Preparations for running CPP
  4. Photon beam systematics studies
    • tagging accidentals scaling factors
    • luminosity and flux normalization
    • updates to ccdb energy_calib for earlier run periods
    • reminder of Task Force: plan for writeup of current systematics
  5. Diamond radiators
  6. Any other business
    1. Beam photon distribution separately for prompt and accidentals from combos that pass all cuts.
    2. Eprompt - Eaccidental Energy difference of the above beam photons, prompt minus accidental