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
  VUN   ???  IR      +     264.82   2.84 ISC       VUN  
  DZM   ???  IR      c     250.67  14.73 ISC       DZM  
  BRS   ???  IR      -     244.94  28.08 ISC       BRS  
  CTA   ???  IR      -     260.33  33.32 ISC       CTA  
  CNB   ???  IR      -     232.09  33.39 ISC       CNB  
  CAN   ???  IR      +     232.29  33.67 ISC       CAN  
  WAM   ???  IR      +     230.93  34.10 ISC       WAM  
  STK   ???  IR      -     240.96  38.57 ISC       STK  
  WB2   ???  IR      -     259.42  44.50 ISC       WB2  
  WRA   ???  IR      -     259.42  44.51 ISC       WRA  
  ASPA  ???  IR      -     254.11  44.69 ISC       ASPA 
  MAT   ???  IR      c     323.41  67.71 ISC       MAT  
  SPA   ???  IR      -     180.00  72.34 ISC       SPA  
  NEW   ???  IR      +      36.07  85.49 ISC       NEW  
  INK   ???  IR      +      15.26  91.79 ISC       INK  

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