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    User name danez

    Log entry time 08:04:42 on March 01, 2011

    Entry number 349333

    keyword=Owl Shift Summary

    SL: David Anez
    TO: --
    3rd: Hovhannes Baghdasaryan

    Owl Shift Summary
    =================
    Plan: N-Delta Production Data

    Kinematic Settings

    Please note that all times are approximate
    0:00Taking N-Delta production. T1 is S1 only.
    0:20Going to controlled access to replace S2m Logic Module in right arm.
    1:10Controlled access finished. Returning to Beam Permit.
    1:30Beam returned, took short run to confirm RHRS S2 problem corrected and tof peak restored.
    1:40Increased beam to 30 µA to check relationship between current, rates, and prescale factors.
    2:00Returned beam to 15 µA to continue production runs.
    4:30Switched to 4cm Al Dummy for dummy run.
    5:40Switched to BeO for test run.
    5:50Switched back to 4cm LH2 to continue production runs.
    7:20Methane Low Alarm when off.
    8:00Switched off with Day Shift.


    Run Events Time [mins] Average Beam Current Deadtime [%] Target Comments
    2068 81861 2 15 27 4cm LH2 Test run to check plots
    2069 162589018 30 22 4cm LH2 Test run to check prescales and rates
    2070 8250 <1 15 39 4cm LH2 Aborted run due to incorrect prescales
    2071 107431721 15 21 4cm LH2
    2072 151678130 15 21 4cm LH2
    2073 165529232 15 21 4cm LH2
    2074 150914129 15 21 4cm LH2
    2075 138652626 15 21 4cm LH2
    2076 156103461 15 11 4cm Al dummy Aluminum dummy run
    2077 75971 5 15 11 BeO BeO run
    2078 159576230 15 21 4cm LH2
    2079 128769129 15 21 4cm LH2
    2080 157520630 15 22 4cm LH2