pythia simulation study of ppv w/ and w/o tof

10k mc events.
 

GSTAR setup

geometry y2012

vxyz 0 0 0

vsig  0.01  20.0

gkine -1 0 0 100 -6.3 6.3 0 6.29 -85.0 75.0

pythia setup

MSEL 1         ! Collision type
MSTP (51)=7
MSTP (82)=4
PARP (82)=2.0
PARP (83)=0.5
PARP (84)=0.4
PARP (85)=0.9
PARP (86)=0.95
PARP (89)=1800
PARP (90)=0.25
PARP (91)=1.0
PARP (67)=4.0

 

BFC chain reconstruction options

w/o TOF

tpcrs,fss,y2012,Idst,IAna,l0,tpcI,fcf,ftpc,Tree,logger,ITTF,Sti,VFPPVnoCTB,NoSvtIt,NoSsdIt,bbcSim,tags,emcY2,EEfs,evout,-dstout,IdTruth,geantout,big,fzin,MiniMcMk,eemcDb,beamLine,clearmem

w/ TOF

tpcrs,btofsim,fss,y2012,Idst,IAna,l0,tpcI,fcf,ftpc,Tree,logger,ITTF,Sti,VFPPVnoCTB,NoSvtIt,NoSsdIt,bbcSim,tags,emcY2,EEfs,evout,-dstout,IdTruth,geantout,big,fzin,MiniMcMk,eemcDb,beamLine,clearmem

Results
Ranking distribution

 

# of vertices distribution.

Vz dist.(Only the first vertex in each event is used)



The 1st good vertex correlation distribution.

Vertex z difference (Vzrec - VzMC) distributions 

w/ BTOF w/o BTOF