Day Shift Summary (Late Entry)

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User name C. Munoz/J. Roche

Log entry time 16:47:12 on December14,2010

Entry number 344389

keyword=Day Shift Summary (Late Entry)

Shift Crew:
C. Munoz/J. Roche
X. Zheng

Summary Editor:
V. Sulkosky

Timeline:
08:00 Production data with 1.5 uA on LH2
08:30 Begin Beam studies
09:16 Hall A is now in controlled access
10:10 L-HRS moved to 37 degrees
10:30 L-HRS dipole polarity changed to postive
10:30 Calorimeter moved to 22.6 degrees and 5.5 meters
11:25 L-HRS magnets now positive polarity and set to 2.406 GeV/c;
Q2 and Q3 were cycled
11:40 Asked MCC to take us to beam permit
12:05 Beam studies are over
13:00 CW beam restored; begin beam recovery procedure
13:15 Target moved to loop 2 LH2 15 cm for elastic calibrations at
2.5 uA
15:06 Kinematic change to elastic calib 2; P0 = 2.607 GeV/c and
34.76 degrees
15:29 Begin elastic calibration 2

Run list:



 Run   Events   BCM U3   D3 (C)    Time         Avg Curr    Deadtime

----------------------------------------------------------------------

 9615  1292 k   0.00650  0.00621   76.4 mins    1.3867 uA    15.85%

 9637    88 k   0.00216  0.00206   15.2 mins    2.3132 uA    73.38%

 9638   563 k   0.01290  0.01229   90.6 mins    2.3166 uA     5.56%

 9639    34 k   0.00080  0.00077    5.4 mins    2.4194 uA    50.51%

 9640   373 k   0.00939  0.00895   57.3 mins    2.6689 uA     5.88%

Runs 9616 through 9636 were DAQ tests runs by Alex.