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User name E.Chudakov
Log entry time 17:42:51 on November 20, 2008
Entry number 250062
keyword=Experiment: summary for Nov 19 (swing) - 20 (day)
Nearly 24h lost to the reg.
date ABU BANU BNAU
2008/11/19 swing 1.42 5.33 1.23 control access 6h - Q1
2008/11/20 owl 4.27 0.52 3.22 auxiliary measurements
2008/11/20 day 0.00 4.31 3.69
At Nov 19 about 16:00 the left Q1 started tripping more and more often.
Jack and Todd worked on it till 22:00, then gave up.
Nov 20 owl: a number of auxiliary measurements have been done:
a) Moller measured -74.1+/-0.2+/-2.
b) A number of gas Cherenkov tests were done.
Nov 20 day: full shift in control access
a) by the end of the shift the Q1 problem was solved by the tech's crew -
the flow level was finally increased, and a problem
with the power supply was identified and fixed;
b) the dehumidifier compressor fixed;
c) the RICH DAQ seems to be fixed, the RICH is included into the data stream;
d) BCM, left arm, fixed;
e) Many things fixed on the right arm;
f) Gas Cherenkov - new test shielding installed;
a) take production data;
a) Nov 21 (day) - change the 1/2wl plate;
b) Nov 25 (day) - target cell change.
For the gas Cherenkov studies one may take one or two short (20min) low
current runs per day.
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