LB RunGroupC Vertex

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Vertex Reconstruction studies

Inclusive electron GEMC 2.4 & Coatjava 2.4

LB_GEMC2.4CJ2.4_Vertex



Summary

Set all histogram ranges to -6,6 cm  and bin sizes of 0.1 cm

Point target X,Y,Z=0 cm

No Rastering
Vx Difference NoRaster VxDifference sol.png
Vy Difference NoRaster VyDifference sol.png
Vz Difference NoRaster VzDifference sol.png
X Resolution (cm) 0.2362
Y Resolution(cm) 0.09809
Z Resolution (cm) 0.05435


Point in 2-D but extended target in 1-D

Two vertex variables are fixed at zero and the third vertex variable is altered

2cm X Raster, Y=0,Z=0 2 cm Y Raster, X=0,Z=0 2 cm Z Raster ,X=0,Y=0 6 cm Z Raster ,X=0,Y=0
Vx Difference 1cm XRaster VxDifference sol 75k.png 1cm YRaster VxDifference sol.png 2cm ZRaster VxDifference sol.png 3cm ZRaster VxDifference sol.png
Vy Difference 1cm XRaster VyDifference sol.png YRaster Eventy.png 2cm ZRaster VyDifference sol.png 3cm ZRaster VyDifference sol.png
Vz Difference 1cm XRaster VzDifference sol.png 1cm YRaster VzDifference sol.png 2cm ZRaster VzDifference.png 3cm ZRaster VZDifference sol 75k.png
X Resolution (cm) 0.2658 0.2531 0.2544 0.2539
Y Resolution(cm) 0.1728 0.2368 0.2644 0.6191
Z Resolution (cm) 0.1792 0.1998 0.4318 1.105


Extended target -3 < Z < 3 cm

1cm X Raster 1 cm Y Raster 1 cm X & Y Raster
X Resolution (cm) 0.2696 0.258 0.2733
Y Resolution (cm) 0.6234 0.6877 0.6877
Z Resolution (cm) 1.134 1.347 1.381
Generated Vx (cm) 3cm ZRaster 1cm XRaster GenX sol.png 3cm ZRaster 1cm YRaster GenX sol.png 3cm ZRaster 1cm XYRaster sol GenPartx.png
Generated Vy (cm) 3cm ZRaster 1cm XRaster GenY sol.png 3cm ZRaster 1cm YRaster GenY sol.png 3cm ZRaster 1cm XYRaster GenParty.png
Generated Vz (cm) 3cm ZRaster 1cm XRaster GenZ sol.png 3cm ZRaster 1cm YRaster GenZ sol.png 3cm ZRaster 1cm XYRaster GenPartz sol.png
Reconstructed Vx (cm) 3cm ZRaster 1cm XRaster EventX sol.png 3cm ZRaster 1cm YRaster EventX sol.png 3cm ZRaster 1cm XYRaster Eventx.png
Reconstructed Vy (cm) 3cm ZRaster 1cm XRaster EventY sol.png 3cm ZRaster 1cm YRaster EventY sol.png 3cm ZRaster 1cm XYRaster Eventy.png
Reconstructed Vz (cm) 3cm ZRaster 1cm XRaster EventZ sol.png 3cm ZRaster 1cm YRaster EventZ sol.png 3cm ZRaster 1cm XYRaster eventz.png
Vx Difference (cm) XZRaster VxDifference 1mmbins.png 3cm ZRaster 1cm YRaster VxDifference sol.png 3cm ZRaster 1cm XYRaster VxDifference.png
Vy Difference (cm) XZRaster VyDifference 1mmbins.png 3cm ZRaster 1cm YRaster VyDifference sol.png 3cm ZRaster 1cm XYRaster VyDifference.png
Vz Difference (cm) XZRaster VzDifference 1mmbins.png 3cm ZRaster 1cm YRaster VzDifference sol.png 3cm ZRaster 1cm XYRaster VzDifference.png


Elastic electron proton GEMC 2.4 & Coatjava 2.4

References

https://clasweb.jlab.org/wiki/index.php/TF_EG12_Vertex#Z_resolution_With_micro-megas

EG12#Vertex_Studies