February 5, 2019 DIRC

Meeting Information

GlueX DIRC Meeting
Monday February 5, 2019
1:00 pm, EDT
JLab Hall D counting house

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Agenda

1. Announcements
   • Collaboration Meeting
2. Installation status (All)
   • Summary of installation and survey results (Tim, All)
   • Logbook: light tightening bar boxes, etc.
3. Spring 2019 DIRC Commissioning (All)
   • Laser test stand calibration analysis and threshold scan analysis (All)
     • Efficiency map in detector coordinates and normalized LED occupancy
     • Gain map in detector coordinates
     • DAC threshold scan in detector coordinates
   • LED data analysis (All)
     • Data already through RootSpy and offline monitoring on PlotBrowser
     • Threshold scan + T0 time
   • Additional LED datasets this week?
   • Simulations to generate ASAP?
4. Software/simulations
   • Finalizing DIRC "as-built" geometry: JT model from survey/alignment (Yunjie/Stephanie)
   • Time-based studies and adding # photons to LUT likelihood (Maria)
   • Alignment updates (Cris)
   • Software overview and tasks (All)
     • All software for commissioning now on master branch.
5. AOB