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    User name jpchen

    Log entry time 00:06:42 on June 7,2001

    Entry number 62282

    keyword=Swing Shift summary

    16:00 Beam was centered on BPMB at -2.75mm, -2.75mm, but not
    on BPMA. The previous shift asked for tuning, but MCC is busy with
    figure out why can not go higher than 8 uA. We took some 12C data
    to for checking.
    17:00 MCC decided to change laser to diode.
    18:00-18:40 started tuning beam back, checking BeO, centered at -3mm on all BPM(A, B/ X,Y). Checked raster, adjusted to 4mm.
    18:40-19:00 Tried to start charge asymmetry test, MCC asked to take beam away to
    calibrate BCMs so they can deliver 15 uA.
    19:00 MCC got us 15 uA. started charge asymmetry test (Joe and Antonin)
    and also started data taking for C12 fale asymmetry run.
    19:20 After 15 minutes beam, RF dropped off.
    20:30 beam back. Started charge asymmetry and 12C false asymmetry data taking.
    Problem with right arm deadtime (DAQ).
    22:30 Completed cahrge asymmetry and 12C false asymmety study data taking.
    23:00 Completed mini current calibration.
    24:00 still doing N2 false asymmetry study.



    current : 474.081 Right Arm Q3 momentum : 1.19121 Right Arm Q3 gauss meter : 0.2124 Right Arm Q3 power supply polarity : 1 Left Arm Q1 power supply current : 896.245 Left Arm Q1 momentum : 1.19129 Left Arm Q1 gauss meter : -0.07577 Left Arm Q1 power supply polarity : 0 Left Arm Q2 power supply current : 512.959 Left Arm Q2 momentum : 1.19127 Left Arm Q2 gauss meter : 0.2709 Left Arm Q2 power supply polarity : 1 Left Arm D1 power supply current : 398.558 Left Arm D1 momentum : 1.19139 Left Arm D1 NMR : 0.441037 Left Arm Q3 power supply current : 474.223 Left Arm Q3 momentum : 1.19116 Left Arm Q3 gauss meter : -0.2369 Left Arm Q3 power supply polarity : 1 Average current of the two cavities : 0.0255631 Current on Unser monitor : 5.43809 Current on Upstream bcm : 0.027469 Current on Downstream bcm : 0.0236572 Upstream Cavity Coefficient : 76.7 Downstream Cavity Coefficient : 78.1 Current on IBC0L02 (source) : 0.00143682 Beam energy : 1197.33 MBSY1c magnet current (amp) : 0.0377197 Radiator 5V Linear Supply : 0.00488401 Radiator Encoder : 0 Right Arm Arm Collimator : 0.865723 Left Arm Arm Collimator : 0.868701 HacR_HPE1313A:0_Ch58 : -0.511719 HacR_HPE1313A:0_Ch55 : 23.7305 HacR_HPE1313A:0_Ch54 : -0.777832 HacR_alignROLL : -0.245891 HacR_alignPITCH : 0.0765889 HacR_alignHPT : -0 HacL_HPE1313A:0_Ch58 : -0.125488 HacL_HPE1313A:0_Ch55 : 24.6094 HacL_HPE1313A:0_Ch54 : -0.154785 HacL_alignROLL : 0.0451941 HacL_alignPITCH : 0.161234 HacL_alignHPT : -0 Right Arm Angle Floor Angle : 20 Right Arm Angle Vernier : -34 Right Arm Scattering Angle : 20.0018 Left Arm Angle Floor Angle : 20 Left Arm Angle Vernier : 31.2 Left Arm Scattering Angle : 20.005 Wien angle : 16.4851 Helicity Mode ON/OFF Random/Toggle : OFF Wien BDL : 345.97 Wien field : 10.158 Laser attenuation Hall A : 540 Laser power Hall A : 57 Half-wave plate (off=out) : ON Survey X offset bpmA : -0.63 Survey Y offset bpmA : -0.9 Survey X offset bpmB : 0.769 Survey Y offset bpmB : -1