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User name S. Marrone
Log entry time 23:54:09 on June11,2005
Entry number 145903
keyword=Shift Summary
16:00 Shift started with MCC tuning for better energy spread with OTR in.
17:10 Energy spread 3.9 e-5, OTR out.
Started taking data
17:10-17:42 Run 4524, MCC has injector problem, run ended prematurely
18.00 Generally we have beam trips. The beam has also a bad energy resolution.
19.25 Run 4526 We changed the Prescale factor T5 from 70 to 30 (see Halog entry)
22.00 Beam is off. They are trying to identify the problems.
24.00 The situation is not improved. They were lookig for the experts
on call. MCC will give update as soon as possible.
List of Runs:
#Run, #Events, Comment
4524, 1 M, Good
4525, 300 k, Bad energy resolution of the beam
4526, 1 M, Good
4527, Coda crashed
4528, 1 M, Good
4529, 1 M, Good
4530, 1 M, Good
4531, 1 M, Good
4532, 400 k, Good -> beam is off