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    User name X. Zheng

    Log entry time 13:21:25 on July 3,2001

    Entry number 65600

    keyword=Pion Asymmetry - Longitudinal #1

    Pion asymmetry.

    Configuration:
    Longitudinal
    Figure #1:
    beam half waveplate IN, target half waveplate IN;
    Figure #2:
    beam half waveplate IN, target half waveplate OUT.

    top left: left arm raw asymmetry
    top right: right arm raw asymmetry
    middle left: left arm live time correction (red for + helicity and green for -)
    middle right: right arm live time correction (red for + helicity and green for -)
    bottom left: charge asymmetry (red for left arm and blue for right)
    bottom right: result, listed as:
    left arm number of good pion events
    left arm raw asymmetry
    left arm raw asymmetry error
    right arm number of good pion events
    right arm raw asymmetry
    right arm raw asymmetry error

    data analyzed: run 1502/20502 ~ 1903/20903


    FIGURE 1

    FIGURE 2