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    User name X. Zheng

    Log entry time 07:16:53 on June 11, 2009

    Entry number 280577

    keyword=Quick analysis for pion trigger efficiencies

    Here are two plots for the pion trigger efficiencies, one for narrow-width and one for wide-width. The difference between the two is because of timing misalignment, which cause loss of the narrow triggers (but not the wide). The shape -- that the efficiency is lower for smaller x, or smaller momentum -- indicate the current cut on the Total Shower for pion triggers might be cutting into the pion distribution and cause a momentum dependence.

    Further analysis will be done -- offline.




    Pion Narrow Trigger



    Pion Wide Triggers