Black dots -> compressions (C,c,+,U,u)
White dots -> dilatations (D,d,-)
Green dot  -> T-axis
Red dot    -> P-axis

  sta  chan net loc pol a/m   azi   dist author    irsta
  CNCB  ???  IR      -      51.29   1.95 ISC       CNCB 
  ARE   ???  IR      +     310.29   2.42 ISC       ARE  
  CCH   ???  IR      +      79.19   3.34 ISC       CCH  
  ANT   ???  IR      +     187.85   5.69 ISC       ANT  
  FSA   ???  IR      +     158.12   8.69 ISC       FSA  
  NNA   ???  IR      +     309.60   9.25 ISC       NNA  
  BAO   ???  IR      +      86.61  20.79 ISC       BAO  
  ATB   ???  IR      +      51.21  22.45 ISC       ATB  
  MNT   ???  IR      -     356.81  63.35 ISC       MNT  
  SPA   ???  IR      -     180.00  72.07 ISC       SPA  
  WDC   ???  IR      -     321.25  76.30 ISC       WDC  
  SES   ???  IR      -     334.25  77.31 ISC       SES  
  PNT   ???  IR      -     329.42  80.39 ISC       PNT  
  TOL   ???  IR      +      44.78  83.87 ISC       TOL  
  MAW   ???  IR      -     163.56  87.80 ISC       MAW  
  BNG   ???  IR      +      85.23  89.57 ISC       BNG  
  BUL   ???  IR      +     111.53  91.25 ISC       BUL  

sta    - Station code (FDSN)
chan   - channel code
net    - Network code (FDSN)
loc    - Location code (FDSN)
pol    - Polarity
a/m    - Automatic or manual pick
azi    - Event to station azimuth (in degrees)
dist   - Event to station distance (in degrees)
author - Author of the polarity
irsta  - International registry station code