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Preliminary stuffPreliminary stuff• Summer09 ppMuMuX sample with CMSSW_3_3_2
– it requires opposite charge generated dimuons from heavy processes or K, pi, K0L decays in flight
• Muon properties:– Pt > 2.5 GeV– Eta < 2.5– Muon has a track
• Tracker + Global– “Muon has a track” does not imply is a Tracker Mu, it can be
Global Mu without beeing Tracker Mu
• Muons are defined– Prompt
• if Rxy < 4.4 cm– DiF (decays in flight)
• if Rxy > 4.4 cm
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All muonsAll muons
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DeltaR distribution, ALLDeltaR distribution, ALL
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DeltaPt distribution, ALLDeltaPt distribution, ALL
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DeltaPt vs DeltaR, ALLDeltaPt vs DeltaR, ALL
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DeltaPt vs DeltaR, PROMPTDeltaPt vs DeltaR, PROMPT
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DeltaPt vs DeltaR, DiFDeltaPt vs DeltaR, DiF
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Effects of DeltaR cut on DeltaPt all Effects of DeltaR cut on DeltaPt all muonsmuons
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Effects of DeltaR cut on DeltaPt all Effects of DeltaR cut on DeltaPt all muonsmuons
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Effects of DeltaR cut on DeltaPt all Effects of DeltaR cut on DeltaPt all muonsmuons
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Effects of DeltaR cut on DeltaPt all Effects of DeltaR cut on DeltaPt all muonsmuons
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Effects of DeltaPt cut on DeltaR all Effects of DeltaPt cut on DeltaR all muonsmuons
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Effects of DeltaPt cut on DeltaR all Effects of DeltaPt cut on DeltaR all muonsmuons
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Effects of DeltaPt cut on DeltaR all Effects of DeltaPt cut on DeltaR all muonsmuons
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Prompt muonsPrompt muons
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Reminder: DeltaR & DeltaPt distribution, ALLReminder: DeltaR & DeltaPt distribution, ALL
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Effects of DeltaR cut on DeltaPt prompt Effects of DeltaR cut on DeltaPt prompt muonsmuons
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Effects of DeltaR cut on DeltaPt prompt Effects of DeltaR cut on DeltaPt prompt muonsmuons
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Effects of DeltaR cut on DeltaPt prompt Effects of DeltaR cut on DeltaPt prompt muonsmuons
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Effects of DeltaR cut on DeltaPt prompt Effects of DeltaR cut on DeltaPt prompt muonsmuons
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Effects of DeltaPt cut on DeltaR prompt Effects of DeltaPt cut on DeltaR prompt muonsmuons
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Effects of DeltaPt cut on DeltaR prompt Effects of DeltaPt cut on DeltaR prompt muonsmuons
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Effects of DeltaPt cut on DeltaR prompt Effects of DeltaPt cut on DeltaR prompt muonsmuons
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DiF muonsDiF muons
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Reminder: DeltaR & DeltaPt distribution, ALLReminder: DeltaR & DeltaPt distribution, ALL
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF muonsmuons
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF muonsmuons
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF muonsmuons
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF muonsmuons
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF muonsmuons
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF muonsmuons
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF muonsmuons
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ALL muonsALL muonsfrom PIONSfrom PIONS
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DeltaR distribution, ALL vs ALL_PionsDeltaR distribution, ALL vs ALL_Pions
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DeltaPt distribution, ALL vs ALL_PionsDeltaPt distribution, ALL vs ALL_Pions
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DeltaPtVSDeltaR distribution, ALL vs DeltaPtVSDeltaR distribution, ALL vs ALL_PionsALL_Pions
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DiF muonsDiF muonsfrom PIONSfrom PIONS
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF pionspions
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF pionspions
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF pionspions
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF pionspions
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF pionspions
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF pionspions
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF pionspions
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ALL muonsALL muonsfrom KAONSfrom KAONS
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DeltaR distribution, ALL vs ALL_KaonsDeltaR distribution, ALL vs ALL_Kaons
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DeltaPt distribution, ALL vs ALL_KaonsDeltaPt distribution, ALL vs ALL_Kaons
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DeltaPtVSDeltaR distribution, ALL vs DeltaPtVSDeltaR distribution, ALL vs ALL_KaonsALL_Kaons
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DiF muonsDiF muonsfrom KAONSfrom KAONS
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF kaonskaons
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF kaonskaons
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF kaonskaons
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Effects of DeltaR cut on DeltaPt DiF Effects of DeltaR cut on DeltaPt DiF kaonskaons
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF kaonskaons
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF kaonskaons
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Effects of DeltaPt cut on DeltaR DiF Effects of DeltaPt cut on DeltaR DiF kaonskaons
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Preliminary ConclusionsPreliminary Conclusions
• Prompt and DiF muons have very different distributions
• Loose cuts retain most Prompt and DiF– e.g. DeltaR =0.05, DeltaPt =0.1
• Tight cuts reject most DiF– e.g. DeltaR =0.005, DeltaPt =0.05