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Program for day shift 9/8

For all following activities keep CU at 0 angle, direct beam in center of tower 3. 

 particle

 energy

trigger

events

 purpose

mode

 e

 2.5

 S2+S4+NOSh+C1+C2

 100K

 increase statistics for tagged photons

 with same CU configuration, change trigger

 e

 2.5

   S2+NOSh+C1+C2

 100K

 e calibration

 same CU configuration, magnet off, e trigger

 e

 1

 S2+NOSh+C1+C2

 100K

 1GeV e in the CU for calibration

magnet off; check position of beam wrt to dump

 e

 0.5

 S2+NOSh+C1+C2

 10K

 0.5 GeV e in the CU for calibration

magnet off

 e

1

 S2+S4+NOSh+C1+C2

 200K

 1 GeV photon tagged

magnet on at scaled current (240A); collect runs of 25K evts each

 e

 1

 S2+S4+NOSh+C1+C2

 200K

   1 GeV photon tagged - configuration 2

magnet on at scaled current (240A); collect runs of 25K evts each

 e

 1

  S2+NOSh+C1+C2+Sback

 10K

test to redefine full-brem photon trigger to maximize  efficiency

add Sback after tagger and in trigger, take data with no AD

 e

1

 S2+NOSh+C1+C2

 10k

 test to get full-brem+AD

read sync AD but full-brem trigger; test data readout rate and synchronization

 e

 2.5

 S2+NOSh+C1+C2

 10k

check position after changing beam

 magnet off,

 e

  2.5
 

 S2+NOSh+C1+C2(Sback?)

 

 full brem at 2.5GeV - configuration 2

 NON synchronized with AD; scan the next position of the CU (TBD)

 

 

 

 

 

 

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