Welcome to the LHCb Alignment Web Page

Alignment Subtasks

Tools for Alignment

How To:

Alignment versions

  • List of 2010 alignment versions: link.

  • List of 2011 alignment versions: link. List and time range of the fill: link

  • List of 2012 alignment versions: link. List and time range of the fill: link

  • List of 2015 alignment versions: link. List and time range of the fill: link

  • Late 2015 and 2016 on: The automatic update of the constants was switched on the 23/10/2015 for the VELO and the 3/11/2015 for the Tracker, more information and monitoring plots can be found in the logbook . List and time range of the fill: link

Data sets for tests

Here are a few data sets available for testing:

  • Data 2011: $ESCHEROPTS/COLLISION11.py
  • Data 2012: $ESCHEROPTS/COLLISION12.py
  • Data 2015: /afs/cern.ch/user/m/mamartin/public/forWouter/r166277_Calibration.py

Activities

See link to the Activities List.

Open tasks

See link to the Open tracking and alignment tasks.

Useful Detector Information

Hardware Alignment Systems

LHCb Tracking & Alignment Workshops and Other Relevant Meetings

LHC Detector Alignment Workshops

Presentations and Proceedings

  • Survey Task Force Reports, May 2007 Software Week slides
  • J. Palacios Local-to-global transformations, and Marco Clemencic, on implementation of Survey data into Geom DB or Cond DB, presented at T-REC Meeting slides
  • W. Hulsbergen on alignment with Kalman filter tracks in the LHC alignment workshop slides
  • L. Nicolas, Tracking stations alignment with Kalman tracks at LHCb, presented at : 2008 IEEE, 2008 slides
  • M. Gersabeck, Alignment of the LHCb VErtex LOcator, presented at : 10th International Conference on Instrumentation for Colliding Beam Physics, 2008slides slides
  • E. Rodrigues, Impact of misalignment on beauty physics at LHCb, presented at 3rd LHC Detector Alignment Workshop 2009 slides
  • J. Blouw, The LHCb alignment and alignment monitoring framework, presented at 3rd LHC Detector Alignment Workshop 2009 slides
  • C. Salzmann, LHCb silicon detector alignment with first LHC beam induced track, presented at 3rd LHC Detector Alignment Workshop 2009 slides
  • M. Deissenroth, LHCb T-station detectors alignment with cosmics, presented at 3rd LHC Detector Alignment Workshop 2009 slides
  • S. Pozzi, LHCb Muon detector alignment with cosmics, presented at 3rd LHC Detector Alignment Workshop 2009 slides
  • F. Maciuc, Tracking and Alignment in LHCb, presented at Physics at the LHC2010, 2010 slides
  • S. Borghi, Tracking and alignment performance of LHCb silicon detectors, presented at International Workshop on Vertex Detectors, 2011 slides proceeding
  • F. Dupertuis, A Novel Alignment Procedure and Results for the LHCb Silicon Tracker Detector, presented at 2011 IEEE Nuclear Science Symposium and Medical Imaging Conference, 2011 slides proceeding
  • R. Märki, Alignment of the LHCb tracking system presented at 13th ICATPP Conference on Astroparticle, Particle, Space Physics and Detectors for Physics Applications, 2011 slides proceeding

More recents talks and proceeding are at link

Publications, public notes

  • J. Amoraal et al., "Application of vertex and mass constraints in track-based alignment", Nuclear Inst. and Methods in Physics Research, A 712 (2013), pp. 48-55, doi:10.1016/j.nima.2012.11.192 arXiv:1207.4756
  • S. Borghi et al., "First spatial alignment of the LHCb VELO and analysis of beam absorber collision data", Nucl. Instrum. Methods Phys. Res., A 618 (2010) 108-120, PDF
  • M. Needham, "First alignment of the Inner Tracker using data from the TI-8 sector test", LHCb-2009-030 ; CERN-LHCb-2009-030 ; LPHE-Note-2009-02
  • L. Nicolas et al, "Alignment of LHCb tracking stations with tracks fitted with a Kalman filter", LHCb-2008-066 ; CERN-LHCb-2008-066
  • L. Nicolas et al, "First studies of T-station alignment with simulated data", LHCb-2008-065 ; CERN-LHCb-2008-065
  • J. Amoraal, "Alignment of the LHCb detector with Kalman filter fitted tracks." LHCb-CONF-2009-026; CERN-LHCb-CONF-2009-026
  • M. Deissenroth, "Experience with LHCb alignment software on first data" LHCb-CONF-2009-009; CERN-LHCb-CONF-2009-009
  • A. Hicheur, M. Needham, L. Nicolas, , J. Amoraal, W. Hulsbergen, G. Raven, , "First studies of T-station alignment with simulated data.", CERN-LHCB-2008-065, Mar 2009. 35pp.
  • L. Nicolas, A. Hicheur, M. Needham, J. Amoraal, W. Hulsbergen, G. Raven, "Alignment of LHCb tracking stations with tracks fitted with a Kalman filter", CERN-LHCB-2008-066, LPHE-2008-14, Dec 2008. 6pp.
  • W. Hulsbergen, "The Global covariance matrix of tracks fitted with a Kalman filter and an application in detector alignment.", Nucl.Instrum.Meth.A600:471-477,2009. doi:10.1016/j.nima.2008.11.094, arXiv:0810.2241 [physics.ins-det]
  • S. Viret, C. Parkes, M. Gersabeck, "Alignment procedure of the LHCb Vertex Detector", Nucl. Instr. and Meth. A596 (2008) 157-163, doi:10.1016/j.nima.2008.07.153 arXiv:0807.5067
  • M. Gersabeck et al., "Performance of the LHCb Vertex Detector Alignment Algorithm determined with Beam Test Data", Nucl. Instr. and Meth. A596 (2008) 164-171, doi:10.1016/j.nima.2008.07.154 arXiv:0807.5069

Subset of relevant non-lhcb references

Tracking and Alignment Plots for Conference

https://twiki.cern.ch/twiki/bin/view/LHCb/ConferencePlots

Old stuff

-- StevenBlusk - 13 Nov 2006

Edit | Attach | Watch | Print version | History: r77 < r76 < r75 < r74 < r73 | Backlinks | Raw View | WYSIWYG | More topic actions
Topic revision: r77 - 2018-06-08 - ChristopherMarkBurr
 
    • Cern Search Icon Cern Search
    • TWiki Search Icon TWiki Search
    • Google Search Icon Google Search

    LHCb All webs login

This site is powered by the TWiki collaboration platform Powered by PerlCopyright &© 2008-2018 by the contributing authors. All material on this collaboration platform is the property of the contributing authors.
Ideas, requests, problems regarding TWiki? Send feedback