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    User name E.Chudakov

    Log entry time 19:54:09 on May24,2004

    Entry number 122766

    keyword=Shower detectors calibration

    I made the shower/preshower (R-arm) calibration. The energy/p peak
    (sh+ps) is attached (p is measured in MeV/c). The RMS of the peak
    is 5.3% at 1.57GeV average arm momentum.

    Also, a crude calibration of Pion rejector (L-arm) is done using
    pions. The common absolute scale is arbitrary at the moment. It
    can be corrected after we have some electrons in the L-arm,

    I updated the database
    e04012/DB/20040521/
    db_R.ps.dat
    db_R.sh.dat
    db_L.prl1.dat
    db_L.prl2.dat


    FIGURE 1

    FIGURE 2