BLTWG Meeting 10/14/2019

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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., Dan S., Curtis M., Igal Jaegle, Mike D., Alex D., Beni Z., Sasha S., Eugene C., and Elton S.

Agenda

  1. Announcements
  2. Photon beam polarization
    • Fall 2019 TPOL hardware checkup - Michael D.
    • Systematics studies with 750um converter data, 2018 data - yet to come
    • Update on hadronic asymmetries - any
    • TPOL readout at high rate - Sasha
  3. Tagging accidentals estimation
    • follow-up actions - discussion
  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
    • TPOL support - Mike
    • Active collimator - Richard, Alexandre
    • Tagger microscope - Richard, Sasha
    • Tagger hodoscope - Sasha, other?
    • Pair Spectrometer - Sasha
    • TAC, profiler - Hovanes, Sasha
    • Goniometer - Hovanes, Tim
  6. GlueX NIM paper discussion
    • Apologies from Stuart, attending DNP. If unable to join the meeting, Elton has agreed to lead discussions of status of the beamline section
    • GlueX NIM paper documentation
  7. Diamond radiator status
  8. Any other business