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    User name Yi Qiang

    Log entry time 11:02:51 on May28,2004

    Entry number 123520

    This entry is a followup to: 123430

    keyword=T7 efficiency

    I am using the similiar way as David did yesterday. A big change is including A2 test since T7 is using it. I wrote a script named T7.C
    under offlana/PHYS/ dir, which will pick up a root after phy replay and test the efficiencies.
    Here I am using two sets of cuts:
    loose one:
    abs(CTpi.ct_1by2*1.e+9)<6
    R.cer.asum_c>200
    L.a1.asum_c<200
    L.a2.asum_c>50
    tight one:
    abs(CTpi.ct_1by2*1.e+9)<6
    R.cer.asum_c>500
    L.a1.asum_c<100
    L.a1.asum_c>2
    L.a2.asum_c>100

    Following is an example from run 1346. And I will ask DA to monitor these value in the future.


    FIGURE 1