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    Make New Entry, Make Followup Entry

    User name Jin Huang

    Log entry time 06:37:11 on April 24, 2009

    Entry number 267757

    This entry is a followup to: 267744

    keyword=Bull Eye Scan

    A series of beam position scan is taken to calibrate BPMs vs Harp

    1. Set BPM to center beam on BeO
    BPMA = (-1.3,1.5)
    BPMB = (-0.8,1.5)
    Take 5min run # 1305
    Harp Scan:
    IHA1H03A.04242009_05:09:13 A = (-2.396 2.047)
    IHA1H03B.04242009_05:10:58 B = (-0.586 1.191)

    2. Set BPM to center beam on BeO + (+2.0 +2.0)
    BPMA = (0.7,3.5)
    BPMB = (1.2,3.5)
    Take 5min run # 1306
    Harp Scan:
    IHA1H03A.04242009_05:42:13 A = (-0.235 4.051)
    IHA1H03B.04242009_05:45:17 B = ( 1.402 3.374)

    3. Set BPM to center beam on BeO + (+2.0 -2.0)
    BPMA = (0.7,-0.5)
    BPMB = (1.2,-0.5)
    Take 5min run # 1307
    Harp Scan:
    IHA1H03A.04242009_06:00:34 A = (-0.245 0.145)
    IHA1H03B.04242009_05:58:52 B = ( 1.485 -0.796)

    4. Set BPM to center beam on BeO + (-2.0 -2.0)
    BPMA = (-3.3,-0.5)
    BPMB = (-2.8,-0.5)
    Take 5min run # 1308
    Harp Scan:
    IHA1H03A.04242009_06:20:16 A = (-4.561 -0.324)
    IHA1H03B.04242009_06:21:07 B = (-2.616 -0.929)

    5. Set BPM to center beam on BeO + (-2.0 +2.0)
    BPMA = (-3.3,3.5)
    BPMB = (-2.8,3.5)
    Take 5min run # 1309
    Harp Scan:
    IHA1H03A.04242009_06:33:09 A = (-4.568 4.021)
    IHA1H03B.04242009_06:30:59 B = (-2.701 3.251)