[Clas12_calcom] 10:00 analysis meeting today

Valery Kubarovsky vpk at jlab.org
Fri Jan 5 16:42:56 EST 2018


Dear FX,

For trigger study we need to select events with at least one negative time based track with good xi2, if you have such parameter. 

Regards,
Valery. 

> On Jan 5, 2018, at 14:13, Francois-Xavier Girod <fxgirod at jlab.org> wrote:
> 
> 
> Dear all
> 
> One number I found from skimming runs 2219 and 2220 with random trigger (negative outbending)
> The condition for skimming those events are 
> - at least one sector with electron trigger bit
> - and either one particle with PID==11 or at least one negative time based track 
> Out of 184M events I found 7.5k events passing both above cuts
> 
> Best regards
> FX
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