Difference between revisions of "December 10, 2021 DIRC"
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#* [https://halldweb.jlab.org/wiki-private/index.php/Spring_2020_Dataset_Summary#Full_REST_Production Spring and Summer 2020 data production status] all complete but ongoing issues with tape and [https://halldweb.jlab.org/wiki-private/index.php/Spring_2020_Analysis_Launch Analysis launches] | #* [https://halldweb.jlab.org/wiki-private/index.php/Spring_2020_Dataset_Summary#Full_REST_Production Spring and Summer 2020 data production status] all complete but ongoing issues with tape and [https://halldweb.jlab.org/wiki-private/index.php/Spring_2020_Analysis_Launch Analysis launches] | ||
#* Analytic PDF update (Roman) | #* Analytic PDF update (Roman) | ||
− | #* Geometric reconstruction update: Roman provided latest time and Cherenkov angle corrections that Justin is implementing in halld_recon/ccdb | + | #* Geometric reconstruction update: |
+ | #** Roman provided latest time and Cherenkov angle corrections that Justin is implementing in halld_recon/ccdb | ||
+ | #** Need to benchmark for upcoming analysis launches over 2020 data | ||
#* Simulation needs: | #* Simulation needs: | ||
#** Ad-hoc reduction in photon yields (in mcsmear) to match data: until mirror reflectivity dependence on incident angle is implemented | #** Ad-hoc reduction in photon yields (in mcsmear) to match data: until mirror reflectivity dependence on incident angle is implemented |
Revision as of 09:50, 10 December 2021
Meeting Information
GlueX DIRC Meeting
Friday December 9, 2021
10:00 am, ET
Remote only
Connection Using Bluejeans
- To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 846453895.
- To join via a Web Browser, go to the page [1] https://bluejeans.com/846453895 .
- 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
- More information on connecting to bluejeans is available.
Agenda
- Announcements
- Hardware work (All)
- Latest inspections of mirror prototypes: one more planned for December 2021
- DIRC light leak check instruction
- 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:
- Roman provided latest time and Cherenkov angle corrections that Justin is implementing in halld_recon/ccdb
- Need to benchmark for upcoming analysis launches over 2020 data
- Simulation needs:
- Ad-hoc reduction in photon yields (in mcsmear) to match data: until mirror reflectivity dependence on incident angle is implemented
- Tagged version of halld_sim with any updates (version set compiled against recon-2019_11-ver01-sim used in data production)
- 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