LB RunGroupC Vertex
Vertex Reconstruction studies
Inclusive electron GEMC 2.4 & Coatjava 2.4
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 | 
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| Vy Difference | 
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| Vz Difference | 
|
| 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 |  |
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| Vy Difference |  |
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| Vz Difference |  |
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| 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) | 0.6214 | 0.6877 | 0.6877 |
| Z Resolution (cm) | 1.134 | 1.347 | 1.381 |
| Generated Vx (cm) |  |
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| Generated Vy (cm) |  |
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| Generated Vz (cm) |  |
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| Reconstructed Vx (cm) |  |
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| Reconstructed Vy (cm) |  |
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| Reconstructed Vz (cm) |  |
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| Vx Difference (cm) | [[ |2File:3cm ZRaster 1cm XRaster VxDifference sol.png00px]] |  |
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| Vy Difference (cm) |  |
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| Vz Difference (cm) |  |
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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