User name Yi Qiang
Log entry time 17:13:21 on February 9,2007
Entry number 191732
keyword=Trigger rate with C targetThe trigger rates from left (T3) and right (T1) seem differ a lot. And the T4 on the left HRS looks a little bit high (2.5% of T3) which means the trigger efficiency of left HRS is somehow low.
FIGURE 1
