Difference between revisions of "October 29, 2021 DIRC"

Latest revision as of 06:43, 29 October 2021

Meeting Information

GlueX DIRC Meeting
Friday October 29, 2021
10:00 am, ET
Remote only

Connection Using Bluejeans

1. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 846453895.
2. To join via a Web Browser, go to the page [1] https://bluejeans.com/846453895 .
3. To join via phone, use one of the following numbers and the Conference ID: 846453895
   • US or Canada: +1 408 740 7256 or
   • US or Canada: +1 888 240 2560
4. More information on connecting to bluejeans is available.

Agenda

1. Announcements
2. Hardware work (All)
   • Latest inspections of mirror prototypes (Bill)
3. DIRC commissioning analyses and 2020 studies (All)
   • Spring and Summer 2020 data production status all complete but ongoing issues with tape and Analysis launches
   • Geometric reconstruction update (Roman)
   • 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)

1. AOB