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    User name Markowitz

    Log entry time 23:52:16 on July17,2003

    Entry number 104364

    keyword=swing shift summary

    delta scan continued.

    dP = -2%
    16:05 Finish run 2382, multifoil target, raster on, 1 uA
    call MCC, ask for raster off
    16:13 Start run 2383 and 21390, multifoil target, raster off, 1uA
    move to reference cell
    16:35 Start run 2384 and 21391, reference cell (filled), raster on, 1 uA
    (beam gone, 16:36)
    move to empty position
    16:50 Start run 2385 and 21392, empty target position, raster on, 1 uA
    (xscaler shows about 1/3 or 1/4 the T1 rate of the multifoil target)

    dP = -4% (set right arm P0=2.051 GeV/c, Iset = 190 A, Iread = 189.75 A)
    17:27 Start run 2386 and 21393, multifoil, raster on, 1 uA
    17:36 Start run 2387 and 21394, multifoil, raster on, 1 uA
    (MCC did not turn it off as requested)
    17:43 Start run 2388 and 21395, multifoil, raster off, 1 uA

    17:50 call for access to insert collimators. Cycle quads and set magnets to +4%
    19:00 Ask for beam

    dP = +4% (set right arm P0= 2.221, Iset = 206.00, Iread = 205.50 A)
    19:17 Start run 2389 and 21396, multifoil, raster on, 2uA
    data coming in slowly (T1=4E4). Also notice bpmy slightly
    negative at -.25. Phone MCC and ask for bpmy to be brought to 0.
    Changed T1 prescale to 14 from 70.
    19:54 Start run 2390 and 21397, multifoil, raster off, 2 uA.

    dP = +2% (set right arm P0=2.178 GeV/c, Iset = 202.00 A, Iread = 201.50 A)
    20:18 Start run 2391 and 21398, multifoil, raster on, 1 uA.
    [T1 rates were 6KHz at 2uA]
    20:29 Start run 2392 and 21399, multifoil, raster off, 1 uA

    dP = 0% (set right arm P0=2.136 GeV/c, Iset = 198.00 A, Iread = 197.75 A)
    20:52 Start run 2392 and 21399, multifoil, raster off (note raster off), 1 uA
    21:02 Start run 2393 adn 21400, multifoil, raster on (note raster on), 1 uA

    Setting up for moller run. Also change momentum for right arm.

    dP = -2% (set right arm P0=2.093 GeV/c, Iset = 194.00 A, Iread = 193.75 A)

    21:05 Eugene and Aleksander are in to do the Moller.

    22:20 MCC crew is not experienced in this procedure and is resisting Eugene's guidance. Moller is not yet started and MCC cannot set magnets.

    Still doing Moller runs at end of shift