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    User name jpchen

    Log entry time 12:02:02 on March 7,2012

    Entry number 364286

    keyword=ion chamber and BPM strip charts during Yves beam test this morning

    Yves did some beam test, inlcuding change the target field at the end.
    Here are the strip charts of ion chambers and BPMs. The last increase of ion chamber reading corresponding to reducing target field from 2.5 to 2.4 T.

    FIGURE 1

    FIGURE 2