Offline Shift System - HELP

Pass1 Processing

Check the Filter stat. files.

Line in file

Description
RUN_NUMBER 38605 obvious
EVTS_SEEN 1897 number of events on tape
Evts with error bits in MA_BEL 0
POLAR 0.6850 average polarization
Frac bad pol measures 0.2698
CDCon fraction for track/had candidates 0.9416 CDC-n rate for PASS1 candidate events
<Z> trk 0.1463 <z> for pattern recognized tracks - unreliable
<N_trk> 8.159 <N> of pattern recognized tracks - unreliable
Physics/track candidates 1123 # of physics-possible events (non-fiducials, randoms)
BHABHA candidates 384 Precise+Gross bhabhas
Precise BHABHA candidates 200 precise bhabhas
Trigger Correlation matrix (norm to I/P events) correlation matrix of fired triggers. All diagonal elements should be non-zero.
Rndm Energy LUM tr_cdc tau Had WAB Muon
0.205
0.000 0.116
0.000 0.000 0.225
0.000 0.029 0.000 0.061
0.000 0.049 0.007 0.005 0.183
0.000 0.048 0.000 0.030 0.024 0.081
0.000 0.039 0.000 0.015 0.017 0.026 0.039
0.000 0.000 0.000 0.001 0.000 0.002 0.000 0.006
Filter Correlation matrix (norm to physics/track cands) correlation matrix of filters:
  • laser: CDC/CRID fiducials
  • Rnmd: random trigger
  • LUM: small angle bhabhas
  • trk: 2-track trigger
  • tau: tau filter
  • Muon: mu-pair filter
  • E_JY: EIT1 KAL energy filter
  • EC_Tau: EC tauy filter
laser Rndm LUM trk tau Muon E_JY EC_Tau
0.343
0.000 0.224
0.000 0.000 0.342
0.000 0.000 0.000 0.006
0.000 0.000 0.000 0.004 0.089
0.000 0.000 0.000 0.001 0.004 0.007
0.000 0.000 0.000 0.000 0.077 0.001 0.099
0.000 0.000 0.000 0.000 0.023 0.000 0.041 0.049
Frac of phy/track cands where KVM/MACH Pol bits disagree 0.00000 checking redundant polarization bit paths










Page Owner: Tony Johnson Updated: November 14, 2001