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    User name Templon

    Log entry time 00:27:23 on October27,2000

    Entry number 50974

    keyword=analysis of 66 deg data details

    # run 2063
    #counts = 3921.0 # counts in Em peak
    #charge = 0.0404044 # from runend
    #deadtime = 0.1188 # from runend

    # run 2065
    counts = 15520 # counts in Em peak
    charge = 0.0553 # from runend
    deadtime = 0.143 # from runend

    # not run dependent

    omega = 0.006 # solid angle
    tthik = 0.072 * 15.0 * 6.02e23 # number of nuclei per sq cm

    parts = charge / 1.6e-19 # number of electrons thru target

    lum = tthik * parts

    sig = counts / lum / omega # this is in cm**2/sr

    sig = sig * 1e30 # this is in ub / sr

    print sig

    print 'adjustment for eff. target length and radiation: '

    radest = 0.7
    tlencorr = 0.6

    effsig = sig / tlencorr / radest / (1 - deadtime)

    print effsig