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[videbaek <videbaek AT bnl.gov>]

TPC meeting August 15, 2024
Present: Alexei, Jim, Gen, Yuri and Flemming

short meeting
-hardware
Laser is now in good working condition after maintancece day

Tpc electronics the usual making on/off

TPC space charge calibrations
-       Current pass 3 done witin about a day
-       Will like to repeat with new alignment
-       If this is not ready soon, has another 12 fills

Yuri reported a double counting error in analysis code of TFG production 
that cause the apperent gain of ~factor 5. Actual analysis with 
corrected code gives about 12% improvement in e.g. K0s reconstruction
See https://drupal.star.bnl.gov/STAR/system/files/TPCFXT2024Aug15.pdf

Status of approval for mini pull request. Some comments received , and 
some action to be taken. For details see above link too.
Once approved need calibration (Tof and de/dx)  and test sample to 
confirm proper working.

AOB none

--
Flemming Videbaek
senior scientist, emeritus
videbaek @ bnl.gov
Brookhaven National Lab
Physics Department
Bldg 510D
Upton, NY 11973

phone: 631-344-4106
cell     :  631-681-1596