January 20, 2022 DIRC
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Meeting Information
GlueX DIRC Meeting
Thursday, January 20, 2022
12:00 pm, ET
Remote only
Connection Using Bluejeans
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Agenda
- Announcements
- Hardware work (All)
- Upcoming work: mirror inspection and light tightness checks
- Review of 2020 studies (All)
- Spring and Summer 2020 data production status all complete but ongoing issues with tape and Analysis launches
- Analytic PDF update (Roman)
- Geometric reconstruction update:
- Cherenkov angle corrections applied in halld_recon/ccdb (Justin)
- Plans for studies with Analysis Launch ver03
- Simulation needs:
- Ad-hoc reduction in photon yields (in mcsmear) to match data: until mirror reflectivity dependence on incident angle is implemented
- Others
- Action items (from previous meetings)
- Add incident angle dependence to mirror reflectivity
- Global alignment issues see slide 15-18 of CM talk (All)
- Early studies of FDC tilt
- Possible rotation of magnetic field: impact on extrapolations to DIRC?
- Generate MC with rotated field and reconstruct with nominal?
- Reducing background contamination in pi/K samples: KinFit Δχ2 between 2pi and 2k reactions, robust sideband subtraction
- FastDIRC documentation (Yunjie)
- AOB