Alig_Check

Sep. 05, 2014

Day187 IST to PXL global alignment check with aligned PXL 
Dataset: /star/institutions/lbl_prod/mustafa/zf/production/ 
Geometry: /star/institutions/lbl_prod/hft/Run13/MatchedTree_Production/TrackingwPXLandSectorAlign_SL13c/cosmic_new/StarDb/

IST to PXL Global Misalignment

Global X shift: 11.2+-1.4mkm
Global Y shift: 2.5+-0.8mkm
Global Z shift: 9.3+-NAmkm

Sep. 05, 2014

Day 187 Half2Half residual check. Misalignments has been averaged out to each half.  

Global dX/dY/dZ Residual Distribution

Aligned Half2PXL and Sector2Half tables:
/star/institutions/ksu/lomnitz/CosmicDataAlign_zeroField/FindCorrections/pxlSectorOnHalf.test.C
/star/institutions/ksu/lomnitz/CosmicDataAlign_zeroField/FindCorrections/pxlHalfOnPxl.test.C


Geometry files (Full set) : /star/institutions/lbl_prod/hft/Run13/MatchedTree_Production/TrackingwPXLandSectorAlign_SL13c/cosmic_new/StarDb/

Aug. 28, 2014

Day 167 Half2Half residual check
(re-tracking with only PXL hits & 
cvs geometry)

Local du/dv

Global dX/dY



Aug. 18, 2014

IST to PXL global alignment check with aligned PXL 
Dataset: /star/institutions/lbl_prod/mustafa/zf/production/

Local Plots

 

IST Ladder to PXL sector Global Alignment :
( see more in attachment IST2PXL_Ladder.pdf 
)



Considering the IST chip dimension in Z direction, please refer to Mu value for dZ versus zPG. 

Aug. 14, 2014

Updated with tables from Michael:

/star/institutions/ksu/lomnitz/CosmicDataAlign_zeroField/FindCorrections/pxlSectorOnHalf.test.C
/star/institutions/ksu/lomnitz/CosmicDataAlign_zeroField/FindCorrections/pxlHalfOnPxl.test.C

~70micron Half2Half shift disappears. Please see attached files for sector2sector results.

Aug. 09, 2014

PXL sector-to-sector updated with full zf cosmic-ray dataset. See attached files.

ZF with TPC on
/star/institutions/lbl_prod/mustafa/zf/production
ZF with TPC off
/star/institutions/lbl_prod/hft/Run14/cosmic_zf_noTPC/production

Aug. 08, 2014 

IST to PXL global alignment Check.

Offline production done by Mustafa for the zero field cosmic day taken from day 187. Details in the following directory
/star/institutions/lbl_prod/mustafa/zf/production/

IST to PXL Global Misalignment

Global X shift: 19.8+-1.7mkm
Global Y shift: 12.5+-2.0mkm
Global Z shift: 15.5+-NAmkm

Aug. 05, 2014 

Offline production done by Mustafa for the zero field cosmic day taken from day 187. Details in the following directory
/star/institutions/lbl_prod/mustafa/zf/production/

Residual information is derived by requiring three pixel hits in straight line tracking and looking at the relative residual of a fourth one.

 

Half-to-half alignment check based on the zero field cosmic data (Day 187)


Sector-to-Sector alignment check based on the zero field cosmic data (Day 187)