Brian,
It would be useful to dig up the history of the current and voltage of
the holding fields (long + trans) over the last two days. Thanks,
TZ
Chi Zhang wrote:
>Hi, Just for record.
>
>in the last two days of D2 running, spin angle seemed to have drifted
>to below 30 degrees. in fact could be very close to 20 degrees judging
>from ed elastic asymmetries. the sympton is that asymmetries in Parallel
>kinematics almost vanish.
>
>I am afraid this is less than optimal for Pzz measurement, T20 and maybe
>Gen.
>
>To Shift takers: when running ed_xs.C, you can specify the spin angle by:
>root ed_xs.C #### #### spinthd=<value>. theory curves for 20, 30, 32, 35,
>37, 40, 45, 47, 48, 50 degrees are built in.
>
>Chi
>
>
>
>
>
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