User name fieschi
Log entry time 00:03:50 on October30,2004
Entry number 135350
keyword=shift summary16.00 no beam
16.24 proton array HV switched ON
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DVCS production kin#3
16.25 start run 4171
17.21 end run 4171
17.22 start run 4172
18.15 end run 4172
18.18 calorimeter and proton array off
raster on 2*2mm
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BCMvsHRS calibration
1 uA PS1=3 PS3=2 PS4=1
18.20 start run 4173
18.26 end run 4173
2.5 uA PS1=7 PS3=5 PS4=1
18.28 start run 4174
18.35 end run 4174
ask MCC for 5uA
No beam ubtil 20.00
from 20.00 to 20.40 no way to have more than 3.5uA
Stop BCM calibration
raster off
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re start DVCS production kin#3
20.52 HV ON for calorimeter and proton array
20.56 start run 4176
21.47 end run 4176
21.48 start run 4177
21.49 MCC call : they found the problem and now it's possible to have more than 3.5uA in hall A -> BCM calibration can be done.
22.43 end run 4177
start run 4178
23.35 end run 4178
23.36 start run 4179
23.39 bleedthrough measurement : 1.98%
FIGURE 1
