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    User name J. Singh

    Log entry time 08:07:01 on July29,2003

    Entry number 107914

    Followups:

    keyword=owl shift run summary

    owl shift run summary
    ======
    kin 5.14
    ======
    Beam 1/2waveplate is OUT.

    E=2.135 GeV, P0=1.482 GeV (R), P0=2.072 GeV (L)
    Isep=?A (read), ?A (set)

    T1=8 KHz, BCM=3 microA
    R/L time events target
    29768/22968 2352:0006 3M/685K Pol He, 270 deg
    ======
    kin 5.15
    ======
    Beam 1/2waveplate is OUT.

    E=2.135 GeV, P0=1.376 GeV (R), P0=2.072 GeV (L)
    Isep=127.25 A (read), 127.50A (set)

    R/L time events target
    2969/22969 0036:0053 1.3M/xK Ref Cell, Empty (10 microA, T1=2.9K)
    2970/22970 0057:0107 1.6M/340K Ref Cell, N2 138 psig (3 microA, T1=46K)

    T1=7.7KHz, BCM=3.3 microA

    background contamination=(2.5K/10microA)/(7.1K/3.3microA)=0.12
    cut efficiency=(234777 good events)/(300000 replayed events)=0.78
    correction factor = 1/[(0.78)*(1-0.12)]=1.47

    R/L time events target
    2971/22971 0121:0136 3M/728K Pol He, 0 deg
    2972/22972 0137:0154 3M/701K Pol He, 0 deg
    2973/22973 0154:0205 2.1M/486K Pol He, 0 deg

    Beam 1/2 waveplate is IN.

    2974/22974 0154:0205 2.1M/486K Pol He, 0 deg, left deadtime = 100%

    2975/22975 0209:0222 end of run failed
    2976/22976 DAQ tests
    2977/22977 DAQ tests
    2978/22978 DAQ tests
    22979 DAQ tests

    2979 0427:0441 3M Pol He, 0 deg
    2980 beam spot check

    2981/22981 0452:0515 3.0M/?K Pol He, 0 deg
    2982/22982 0518:0533 3.0M/26K Pol He, 270 deg
    2983/22983 0536:0605 1.8M/53K Pol He, 270 deg
    ======
    kin 5.16
    ======
    E=2.135 GeV, P0=1.276 GeV (R), P0=2.072 GeV (L)
    Isep=118.00 A (read), 118.25A (set)

    R/L time events target
    2984/22984 0633:0641 1.3M/?K Ref Cell, Empty (10 microA, T1=3.4K)
    2985/22985 0649:0657 1.4M/14K Ref Cell, N2 138 psig (3.3 microA, T1=46K)

    T1=7.4KHz, BCM=3.6 microA

    background contamination=(3.4K/10microA)/(7.4K/3.6microA)=0.17
    cut efficiency=(236548 good events)/(300000 replayed events)=0.79
    correction factor = 1/[(0.79)*(1-0.17)]=1.52

    R/L time events target
    2986/22986 0711:0728 3M/?K Pol He, 0 deg
    2987/22987 0730:0744 3M/?K Pol He, 0 deg
    2988/22988 0746:0753 3M/10K Pol He, 0 deg

    Beam 1/2waveplate is OUT.