User name R. Michaels
Log entry time 11:58:30 on June22,2005
Entry number 146931
keyword=scaler checkoutChecked the scalers from a recent run 4821. Looks ok. Figs 1,2 show
triggers vs time and BCMs vs time. Below is a printout of deadtime
vs run type and of charge for 100K events.
Trigger Prescale Num evt Num in Livetime
--- Factor CODA file Scalers
1 18700 2260 45569896 0.9255
2 200 1872 412621 0.9055
3 4000 2290 9997306 0.9144
4 220 2297 548010 0.9203
5 3 64914 202709 0.9587
6 800 2307 1999174 0.9213
7 1 37021 40299 0.9168
8 65535 5 381838 0.8564
=====================================================
Time of run 6.21 min (this is only 1st 100K events)
Triggers: 1 = 45569896 2 = 412621 3 = 9997306 4 = 548010 5 = 202709
Accepted triggers: 99797
Accepted triggers by helicity: (-) = 49243 (+) = 48966
Charge Monitors (Micro Coulombs)
Upstream BCM gain x1 13051.85 x3 13072.82 x10 13041.34
Downstream BCM gain x1 13565.94 x3 13538.31 x10 13139.81
FIGURE 1
FIGURE 2
