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    User name adaq

    Log entry time 23:51:17 on October 16, 1998

    Entry number 3088

    keyword=Beam Time Accounting
    Hall A

    10/16/1998 1600-2400
    Experiment #: E94-010
    Shift Leader: K. McCormick
    Shift Workers: P. Vernin, B. Hersman, T. Averett

    16001700180019002000210022002300Total Time
    Acceptable Beam
    in Use    		20 50 45 40 0 0 0 0 2.58333333333333
    Beam Available
    but Not in Use    		 0 0 15 0 0 0 0 0 0.25
    Beam Not Available
    or Unacceptable    		 40 10 0 20 1 1 1 1 5.16666666666667
    Accelerator Con-
    figuration Chage    		 0 0 0 0 0 0 0 0 0
    Experiment
    Ready    		 1 1 45 1 1 1 1 1 7.75
    Planned Config-
    uration Change    		 0 0 15 0 0 0 0 0 0.25
    Unplanned
    Experiment Down    		 0 0 0 0 0 0 0 00
    Hall not
    ready reasons
    Target 0 0 0 0 0 0 0 0 0
    HRSe 0 0 0 0 0 0 0 0 0
    HRSh 0 0 0 0 0 0 0 0 0
    Data Acq 0 0 0 0 0 0 0 0 0
    Other 0 0 15 0 0 0 0 0 0.25

    Comments: 4:25 Beam into Hall. Start doing Pockel Cell voltage test 4:35 Beam noisy. They tried to reposition the seed laser. 4:50 Box supply trip. Beam off for a few minutes. 5:10 Start Pockel cell test with varying voltages 6:00 Access to open collimator in front of Moeller dipole 6:05 Mott Measurement 7:40 Vacuum Failure in accelerator, no beam for rest of shift

    Data Entry by: K. McCormick