Difference between revisions of "20200617-PREX2-Analysis"

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== Agenda ==  
 
== Agenda ==  
 
# Respin2
 
# Respin2
 +
##  Included all runs from respin1, plus the calibration runs, plus the transverse (webplots went to "hidden" directory)
 +
##  Nearly all runs replayed in respin1 have been replayed; two exceptions:  3292 (nearly all events failed in respin1), 4134 (no respin1 webplots, prompt webplots show beam is off for all events)
 +
##  Tao identified some problems, documented in [http://ace.phys.virginia.edu/HAPPEX/4138 HAPlog 4138]
 +
##*  Two runs with BCM outliers:  [https://prex.jlab.org/analysis/prex2/summary_respin2/Slug63/run4512_000/run4512_000_summary_bcm.pdf 4512] and [https://prex.jlab.org/analysis/prex2/summary_respin2/Slug64/run4519_000/run4519_000_summary_bcm.pdf 4519]
 +
##*  Three runs with file splits that were not replayed, plus one transverse run has a non-replayed file split:  runs 4020, 4028, 4112 (transverse), 4236
 +
##*  There is a mismatch in the LRB and postpan corrections during some single arm runs, due to LRB discarding events with local cuts on the "bad" arm.  To resolve this, should change LRB configuration for single arm runs to only use the "good" detectors.
  
 
== Present ==
 
== Present ==

Revision as of 14:32, 17 June 2020

Back to Main Page >> PREX2_Analysis

previous meeting << >> following meeting

Logistic information

Meeting room at JLab: REMOTE ONLY

 BlueJeans calling instructions:
 Toll-Free Number (U.S.&  Canada):  888-240-2560
 International toll number:         408-740-7256
 Bluejeans CODE: 206 308 0414                 
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Agenda

  1. Respin2
    1. Included all runs from respin1, plus the calibration runs, plus the transverse (webplots went to "hidden" directory)
    2. Nearly all runs replayed in respin1 have been replayed; two exceptions: 3292 (nearly all events failed in respin1), 4134 (no respin1 webplots, prompt webplots show beam is off for all events)
    3. Tao identified some problems, documented in HAPlog 4138
      • Two runs with BCM outliers: 4512 and 4519
      • Three runs with file splits that were not replayed, plus one transverse run has a non-replayed file split: runs 4020, 4028, 4112 (transverse), 4236
      • There is a mismatch in the LRB and postpan corrections during some single arm runs, due to LRB discarding events with local cuts on the "bad" arm. To resolve this, should change LRB configuration for single arm runs to only use the "good" detectors.

Present

Excused