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    User name X. Zheng

    Log entry time 16:00:56 on May29,2009

    Entry number 277376

    keyword=day shift summary

    08:00 requested for controlled access to check the Q1;

    08:00 Shift begins with controlled access to fix Q1.

    10:05 Q1s are back to normal, requested for beam permit, and started short recovery procedure;

    10:15 NMR 56%

    10:17 Left dipole tripped (quench). Tried reset and turned it back on. Looks like it's coming back;

    For why we are having cryo problem with Q1 and the dipole, see CLOG entry 1471881.

    10:28 completed short recovery procedure.

    10:28 started HAPPEX run 31440.

    10:30 started production on the right arm; Left run 2899 had fluctuating dipole setting.

    10:43 Left dipole is back, now taking data on both arms.

    11:00 Left DAQ problem, fixed;

    11:52 Beam HWP inserted;

    12:02 started HAPPEX run 31441;

    12:48 Beam away for injector optimization;

    13:26 NMR 58%;

    13:30 beam is back;

    14:19 started HAPPEX run 31442;

    14:44 Compton electron detector was inserted while we are doing a CODA reboot;

    Production runs this shift:

    HWP OUT:
    Left:
    2902, 5M
    2903. 3M

    Right:
    21779, 1.4M
    21781, 3.7M
    21782, 2.2M

    HWP IN:
    Left:
    2904, 2905, 2908-2911

    Right:
    21783, 21784, 21786-21789