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    User name Yoomin

    Log entry time 08:03:37 on January29,2009

    Entry number 258214

    keyword=Owl Shift Summary

    Owl Shift Summary -- Jan 29, 2009

    Workers : Yoomin Oh, Aidan Kelleher, Sarah K. Phillips

    00:00 Start with 5667(30732), pi-transverse configuration continues.
    01:17 Jin found Lumi #1,#2 saturated(see entry #258173)
    02:03 Lumi HV reset by Jin, run 5669, 30732 stopped.
    03:43 BB HV tripped twice.(#14-3,7;#15-3), 5672 is a short production run.
    06:10 MCC takes beam away for 10 minutes, run stopped. There shows some tuned beam coming in.
    06:20 Stable beam back, start run 5675 and 30734
    07:05 BB tripped on same channels, twice as a series. 5677 junk

    Run List
    Run Time Charge(C) Comment
    5667 23:18-00:37 0.05448 BB Beamline side cerenkov HV has been off
    5668 00:41-01:55 0.05460 BB cerenkov HV turned on
    5670 02:05-03:22 0.05481 Lumi HV reset. HAPPEx 30733 started
    5671 03:23-03:43 0.01417 BB HV trip
    5673 04:05-05:18 0.05513
    5674 05:19-06:10 0.03504 Beam stopped due to MCC's test
    5675 06:20-07:05 0.03331 BB HV trip. HAPPEx 30734.
    5677 07:15-
    ------------------------
    Total Charge 0.30154