[BLAST_SHIFTS] Shift summary 12/21/2003 C (8-12)

From: Electronic Log Book (elog@blast05.lns.mit.edu)
Date: Sun Dec 21 2003 - 11:37:07 EST


Operators: seely adrian seely

no beam until 10am due to a transmitter problem. started running polarized H at 100mA injection, spin 45 degrees.

attached is an asymmetry plot for all good runs from 4075-4142. these are data
taken since friday (12-19). note that Pb*Pt is only 12 +/- 3 %, where it was about 25% before. beam polarization is still pretty high, 65% - so target seems to be losing polarization (?)

tried to run the rate program so i could attach that stuff, but seems to have a problem looking for charge.log:

<spud8:42> rate
blast 17011 99.7 1.8 56872 37892 pts/1 R 01:43 580:30 lrn 4144
You are on node spuds
Doing file = /net/data/4/Analysis/pro2003//charge-4133.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4134.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4135.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4136.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4140.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4141.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4142.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4143.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4144.chg
Doing file = /net/data/4/Analysis/pro2003//charge-4145.chg

gnuplot> plot 'charge.log' using 1:3:4 title 'Elastic events/ C' with errorbars
              ^
         can't read data file "charge.log"
         "/home/blast/blast/.rate.plot", line 4: (No such file or directory)

gnuplot> plot 'charge.log' using 1:5 title 'Ligit (in 10^7 torr)'
              ^
         can't read data file "charge.log"
         "/home/blast/blast/.ligit.plot", line 4: (No such file or directory)

bye bye
<spud8:43> gv: Cannot open file /home/daq/blast/pro2003/analysis/rate.ps (No such file or directory)
gv: Cannot open file /home/daq/blast/pro2003/analysis/ligit.ps (No such file or directory)

runs taken: 4150, 4151, crunching



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