Difference between revisions of "November 12, 2021 DIRC"

Revision as of 10:30, 12 November 2021

GlueX DIRC Meeting
Friday November 12, 2021
10:00 am, ET
Remote only

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
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More information on connecting to bluejeans is available.

Announcements
Hardware work (All)
- Latest inspections of mirror prototypes (Bill)
  - October 26th inspection and water changeout
Review of 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)

@@ Line 19: / Line 19: @@
 # Hardware work (All)
 #* Latest inspections of mirror prototypes (Bill)
-#** [https://logbooks.jlab.org/entry/3934273 October 26th]
+#** [https://logbooks.jlab.org/entry/3934273 October 26th inspection and water changeout]
 # Review of 2020 studies (All)
 #* [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]