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User name gaskell
Log entry time 16:21:30 on October 25, 2010
Entry number 336699
keyword=Run plan for Monday Day and Swing
Status:
We continued to take production data overnight. This morning we took a
Controlled Access to re-configure for elastic running at 4 pass.
Plans:
During Day/Swing shift we took (will) take elastic data with protons in
the left HRS and electrons in the calorimeter in order to calibrate the
calorimeter HV.
We are in the process of taking data at each of the following kinematics:
Elastic 3 (Ebeam = 4.454 GeV nominal):
Theta_calo = 24.3 degrees, distance from target = 5.5 m
a)P_HRSL = 2.254 GeV/c, Theta_HRSL=36.30 degrees
b)P_HRSL = 2.131 GeV/c, Theta_HRSL=37.86 degrees
c)P_HRSL = 1.981 GeV/c, Theta_HRSL=40.00 degrees
Plan:
Once we are finished with one pass through each of the 3 settings above,
we will take a couple hours to try and get good background rates in the
Compton. This will give Carlos a chance to analyze the data above. He
will then update the HV, and we will take another pass through the above
settings.