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User name V. Sulkosky
Log entry time 08:04:33 on May 15, 2009
Entry number 273567
keyword=Offline Deadtime for 2252 and 21159
Listed below are the deadtime summaries for runs 2252 and 21159. The
deadtime for the non-HRS main triggers is worse for some reason. For
T5 and T6 it is closer to 22% and the T2 and T4 seem to be considerably
worse.
Deadtime summary for 2252:
#Trigger Prescale Num evt Num in Livetime
#--- Factor CODA file Scalers
1 16777215 9 210234608 0.716
2 16777215 8 177755412 0.752
3 3 1735663 5726219 0.906
4 4 23206 128390 0.720
5 1 496509 631386 0.783
6 1 235573 299703 0.783
7 65535 0 0 0.000
8 100 5710 720247 0.790
Weighted averaged livetime = 0.839 +- 0.066
Number of events = 2100000
Deadtime summary for 21159:
#Trigger Prescale Num evt Num in Livetime
#--- Factor CODA file Scalers
1 1 2052906 2368855 0.858
2 1 49227 74239 0.657
3 16777215 0 477361 0.000
4 16777215 0 200982 0.000
5 65535 7 511607 0.888
6 65535 4 269637 0.963
7 65535 75 10810751 0.450
8 100 7990 898362 0.881
Weighted averaged livetime = 0.832 +- 0.073
Number of events = 2100000
A copy of this log entry has been emailed to: riordan,doug,moffit,ellie,gjin,miham