SMT Offline Data Quality Plots Simon Dean University












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SMT Offline Data Quality Plots Simon Dean University of Manchester Monday 18 th February 2002

Simon Dean - SMT Offline Data Quality Plots Monday 18 th February 2002 Topics � Smt. Ntuple. Pkg � Quality Plots � Example Future � Comparison Developments This Talk http: //www-d 0. fnal. gov/~sdean/talks/SMToffline. ppt Quality Plots http: //www-d 0. fnal. gov/run 2_offline_software/silicon/Si_qualitygraphs

Simon Dean - SMT Offline Data Quality Plots Monday 18 th February 2002 Smt. Ntuple. Pkg SAM Package � included with smttrack_reco Creates � Smt. Ntuple. Pkg (Hep. Tuple) dataset definition in SAM using run number, reco version, number of events, number of skipped events Converts � ROOT file to ROOT file containing tracking and clustering information (Hep. Tuple) Script � ROOT script Quality Plots runs over ROOT file, creates quality graphs, output to files.

Simon Dean - SMT Offline Data Quality Plots Monday 18 th February 2002 Ladder Numbering Scheme North Barrels 1 2 3 4 5 6 y South Bar 1, Lay 1, Lad 1 -6 = Lad 1 -6 Bar 1, Lay 2, Lad 1 -6 = Lad 7 -12 . . Bar 2, Lay 1, Lad 1 -6 = Lad 73 -78 Bar 2, Lay 2, Lad 1 -6 = Lad 79 -84 . .

Simon Dean - SMT Offline Data Quality Plots Run 143725 - p 10. 14. 00 Monday 18 th February 2002

Simon Dean - SMT Offline Data Quality Plots Run 143725 - p 10. 14. 00 Monday 18 th February 2002

Simon Dean - SMT Offline Data Quality Plots Run 143725 - p 10. 14. 00 Monday 18 th February 2002

Simon Dean - SMT Offline Data Quality Plots Run 143725 - p 10. 14. 00 Monday 18 th February 2002

Simon Dean - SMT Offline Data Quality Plots Run 143725 - p 10. 14. 00 Monday 18 th February 2002

Simon Dean - SMT Offline Data Quality Plots Monday 18 th February 2002 Projected Distance of Closest Approach y Track r 0 ø r ø 0 x Projected DCA = r 0 sin (ø-ø 0)

Simon Dean - SMT Offline Data Quality Plots Monday 18 th February 2002 Example Comparison Before 'October' Shutdown (run 133009 reco'd with p 10. 08. 01) After 'October' Shutdown (run 143725 reco'd with p 10. 14. 00)

Simon Dean - SMT Offline Data Quality Plots Monday 18 th February 2002 Future Developments � Strip-level � Change information (confirm online) numbering scheme � Documentation