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Hi Igal,</div>
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would you share inv. mass plots with the peaks at wrong position.</div>
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Thank you.</div>
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Ilya</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Halld-cpp <halld-cpp-bounces@jlab.org> on behalf of Igal Jaegle via Halld-cpp <halld-cpp@jlab.org><br>
<b>Sent:</b> Monday, July 1, 2024 9:21<br>
<b>To:</b> halld-cpp@jlab.org <halld-cpp@jlab.org><br>
<b>Subject:</b> [Halld-cpp] Issues with simulated data</font>
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Good morning, CPP/NPPeurs,</div>
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I simulated Primakoff photoproduction of pi^0 & eta off Lead nucleus and encountered several issues. </div>
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1/ Beam photon list is empty for most of the runs</div>
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2/ Diphoton invariant mass for pi^0 & eta candidates peaking at the wrong mass.</div>
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It will help me if I am getting any feedback from any of you. Was this notice? Was is already solved? How?</div>
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These are my jana options:</div>
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NTHREADS 12</div>
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TRKFIT:HYPOTHESES 2,3,8,9,11,12,14,15</div>
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KALMAN:ADD_VERTEX_POINT 1 # add upstream vertex point </div>
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PID:ADD_FCAL_DATA_FOR_CPP 1 # add FCal related quantities to REST </div>
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MONITOR:MIN_TRACKING_FOM 1e-10</div>
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MATCHING:IGNORE_START_COUNTER 1</div>
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BCAL_TDC_Timing:DONT_USE_SC 1</div>
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MCTHROWN:TAGCHECK 1</div>
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JANA_CALIB_CONTEXT variation=mc</div>
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tks ig.</div>
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