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    User name jpchen

    Log entry time 08:06:22 on December13,2007

    Entry number 220383

    keyword=owl shift summary

    Owl Shift Summary
    SL/TO: J. P. Chen, 3rd: L. Luigi

    0:00 left positron, right electron production at 120 degree, E0=739 MeV
    Left p=249.039 MeV, right p=163.602 MeV
    1:25 change right momentum to 148.021 MeV, settled to 2x10-3 by 2:26. settled to 1x10-3 by ~2:40.
    1:46 change left momentum to 232.196 MeV, set by 1:49.
    3:45 change left to 216.492 MeV, set by 3:48
    3:52 change right to 133.924 MeV. within 2x10-3 by 5:10. settled by 5:20.
    4:53 change left to 201.85 MeV, set by 4:58.
    6:05 change left to 188.198 MeV, set by 6:08.
    7:05 change right p to 121.169 MeV.
    7:30 change left to 175.47 MeV, set by 7:34.

    -------------------------------------------------------
    Left spectrometer, positron at 120 degree, E0=739 MeV

    P=249.039 MeV
    3817, 50 uA onleft Fe, 23:42-0:03, 425K
    3818, 50 uA on left 12C, 0:10-0:29, 249K
    3819, 50 uA on LH2, deadtime high
    3820, 50 uA on LH2, 0:44-0:54, 699k
    3821, 40 uA on Pb, 1:03-1:24, 1589k
    3822, 50 uA on He, 1:35-1:46, 738k

    P=232.196 MeV
    3823, 50 uA on He, 1:51-2:00, 733k,
    3824, 50 uA on Pb, 2:10-2:23, 1.279M
    3825, 50-40 uA on Pb, current changed during the run
    3826, 40 uA on Pb, 2:28-2:49, 1.705M
    3827, 50 uA on LH2, 2:54-3:02, 531K
    3828, 50 uA on left 12C, 3:10-3:29, 306K
    3829, 50 uA on left Fe, 3:33-3:45, 247K

    p=216.492 MeV
    3830, 50 uA on left Fe, 3:49-3:59, 233K
    3831, 50 uA on left 12C, 4:02-4:12, 147K
    3832, 50 uA on LH2, 4:20-4:25, 429K
    3833, 50 uA on Pb, 4:29-4:40, 108K
    3834, 50 uA on He, 4:47-4:52, 498K

    p=201.85 MeV
    3835, 50 uA on He, 4:59-5:05, 558K
    3836, 40 uA on Pb, 5:12-5:22, 1.061M
    3837, 50 uA on LH2, 5:27-5:32, 569K
    3838, 50 uA on left 12C, 5:40-5:50, 182K
    3839, 50 uA on left Fe, 5:54-6:04, 226K

    p=188.198 MeV
    3840, 50 uA on left Fe, 6:08-6:18, 225K
    3841, 50 uA on left 12C, 6:22-6:32, 171K
    3842, 50 uA on LH2, 6:40-6:45, 644K
    3843, 40 uA on Pb, 6:53-7:03, 958K
    3844, 50 uA on He, 7:24-7:29, 509K

    p=175.47 MeV
    3845, 50 uA on He, 7:34-7:39, 476K.
    3846, 50 uA on Pb, 7:48-7:58, 1.182M

    --------------------------------------------------------
    Right spectrometer, electron production at 120 degree, E0=739 MeV

    P=163.602 Mev
    21821, 50 uA on left Fe, 23:42-0:03, 419K
    21822, 50 uA on left 12C,0:10-0:29, 368K
    21823, 50 uA on LH2, 0:40-0:50, 518K
    21824, 40 uA on Pb, 1:03-1:24, 1.246M

    p=148.021 MeV
    21825, 40 uA on Pb, dipoel settled at 2x10-3 level when start run.Settled at 1x10-3 near the end of run.
    2:26-2:49, 1.431M
    21826, 50 uA on LH2, 2:54-3:02, 335K
    21827, 50 uA on left 12C, 3:10-3:29, 361K
    21828, 50 uA on left Fe, 3:33-3:52, 354K

    p=133.924 MeV
    21829, 40 uA on Pb, 5:12-5:22, 602K, right dipole is within 2x10-3 at begin run. settled near the end of run.
    21830, 50 uA on LH2.5:27-5:32, 303K
    21831, 50 uA on left 12C, 5:40-5:50, 158K
    21832, 50 uA on left Fe, 5:54-6:04, 120K
    21833, 50 uA on left Fe, 6:06-6:18, 205K
    21834, 50 uA on left 12C, 6:22-6:32, 148K
    21835, 50 uA on LH2,6:40-6:45, 282K
    21836, 40 uA on Pb, 6:53-7:04, 627K.