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    User name pzhu

    Log entry time 22:13:01 on March16,2012

    Entry number 366864

    keyword=bpm information in different filter,different div

    this is four runs in different filter and different div,
    the position is in:
    IPM1H05A.XPOS 0.117812
    IPM1H05A.YPOS 3.50688
    IPM1H05B.XPOS -0.532691
    IPM1H05B.YPOS 2.91217
    the harp scan is:
    IHA1H05A.03162012_21:37:59
    for the first run(3248,22233), the current is 100nA, BPMA filter=6,div=3, BPMB filter=6,div=3
    for the second run(3249,22234), current=100nA,BPMA filter=8,div=3,BPMB filter=8,div=2
    for the 3rd run(3249(different as before),22235),current=50nA,BPMA filter=8,div=3,BPMB filter=8,div=2
    for the 4th run(3252,22236),current=50nA,BPMA filter=8,div=2,BPMB filter=8,div=1

    increase the filter will make result better, and increase the div will reduce noise too. the position will not changed by changing div and filter.


    FIGURE 1