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    User name hyde

    Log entry time 15:35:20 on November 1,2010

    Entry number 338012

    Followups:

    keyword=Cerenkov Efficiency

    Run 8213
    Cerenkov Th 50mV
    Efficiency is greater than 99%
    (how pure is the PR electron sample?)

    2nd plot
    T->Draw("L.cer.asum_c",cCleanTrk*"800<(L.prl1.asum_c+L.prl2.asum_c)&&fEvtHdr.fEvtType==3&&L.cer.asum_c<3000&&L.cer.asum_c>75","")

    (Long64_t)4926

    T->Draw("L.cer.asum_c",cCleanTrk*"abs(D.CerInT3-2300)<500&&800<(L.prl1.asum_c+L.prl2.asum_c)&&fEvtHdr.fEvtType==3&L.cer.asum_c>75&&L.cer.asum_c<3000","same")

    (Long64_t)4873



    FIGURE 1

    FIGURE 2