[BLAST_SHIFTS] Shift summary 03/28/2005 A (1-9)

From: Electronic Log Book (elog@blast05.lns.mit.edu)
Date: Mon Mar 28 2005 - 08:52:27 EST


Operator: shino

Data were taken with the polarized deuterium. The beam is 148---210
mA with 29 minutes life time. Ligit is 4.5x10^-7.

There were two very small accelerator problems just after the midnight
but Shannon handled them very quickly.

Wire chambers are doing perfectly. There have been no wire chamber
trips for my entire shift. The high voltage is 3850 V for all channels.

Occasionally, the cruncher gives machine names instead of run numbers
to the runlist.txt so the demon sometimes crashes.

The polarization results are the following:
03/27(A)
L:0.515 +- 0.054
R:0.490 +- 0.036
03/27(B)
L:0.478 +- 0.052
R:0.462 +- 0.034

Good runs : 14716-14724



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