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    User name Xiaohui Zhan

    Log entry time 23:58:19 on December 01, 2010

    Entry number 342313

    keyword=Swing Shift Summary

    Swing Shift Summary: 16:00 - 24:00 Dec. 1, 2010

    Shift Crew

    SL: Xiaohui Zhan
    TO: Huan Yao
    Replay: Al Tobias

    Shift Summary

    16:00 Shift starts with production run 9147 with 3 μA beam on 15 cm LH2 target, DAQ configuration TrigDVCSNoC.
    19:56 DVCS IOC frozen at the end of run 9150, rebooted the IOC and started run 9151.
    21:45-22:12 BPMA Y drifted to 0.4 mm, called MCC and tuned the beam back to normal position.
    22:57 Change configuration to LeftHrs for an efficiency run 9154.
    23:30 Change configuration back to TrigDVCSNoC and continue production run 9155.
    24:00 Shift ends with production run 9155 being taken.

    Run Summary

    Kinematics 3: High Energy
    PHRSL = 2.591 GeV/c
    θHRSL = 21.49°
    θCAL = 14.78°
    CAL dist. = 1.1 m

    Run # Type Target Current Event # Comment
    9147 Production 15 cm LH2 3 μA 559k Kin3, Config: TrigDVCSNoC, T5 only
    9148 Production 15 cm LH2 3 μA 867k  
    9149 Production 15 cm LH2 3 μA 798k  
    9150 Production 15 cm LH2 3 μA 813k DVCS IOC frozen at the end
    9151 Production 15 cm LH2 3 μA 797k  
    9152 Production 15 cm LH2 3 μA 797k  
    9153 Production 15 cm LH2 3 μA 769k BPMA Y drifted at the beginning
    9154 Efficiency 15 cm LH2 3 μA 788k Config: LeftHrs, T3/T4 only
    9155 Production 15 cm LH2 3 μA - Config: TrigDVCSNoC, T5 only