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Name

Purpose

Gamma Efficiency

Bkg Efficiency

Cut

IrrFilter

Remove irreducible bkg events

0%

13%

Code Block
((McZDir < -.2 && McId < 20) \| (McZDir < .1 & McId > 20)) && McAcdZEnter > 100 && McCharge !=0 && McTHPosHitOthers < 6

TkrCalCore

Take only "good" events

6.2%

2.2%

Code Block
TkrNumTracks>0 && CalEnergyRaw > 5 && CalCsIRLn>4 && CTBCORE>0.1

AcdEngFilter

Only events with moderate signal in the ACD

0%

47%

Code Block
(AcdTotalEnergy+AcdRibbonEnergy<0.05) && McZDir > 0

Prefilter

Only select relevant events
(!) IrrFilter is wrong

6.2%

1.2%

Code Block
(TkrCalCore && !(IrrFilter) && !(AcdEngFilter)

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