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
  ILT   ???  IR      +     348.69  15.92 ISC       ILT  
  INK   ???  IR      +      33.95  23.64 ISC       INK  
  NEW   ???  IR      +      75.39  33.69 ISC       NEW  
  EDM   ???  IR      -      65.46  33.76 ISC       EDM  
  WDC   ???  IR      +      90.71  34.49 ISC       WDC  
  SES   ???  IR      -      68.90  36.25 ISC       SES  
  JAS   ???  IR      +      92.52  37.40 ISC       JAS  
  FRI   ???  IR      +      93.11  38.46 ISC       FRI  
  MAT   ???  IR      d     266.65  38.97 ISC       MAT  
  FCC   ???  IR      -      49.99  41.42 ISC       FCC  
  DAG   ???  IR      -       8.16  49.77 ISC       DAG  
  BHO   ???  IR      +      77.21  55.27 ISC       BHO  
  YYI   ???  IR      +     290.32  72.14 ISC       YYI  
  SHL   ???  IR      +     291.70  74.50 ISC       SHL  
  BDT   ???  IR      +     281.00  76.77 ISC       BDT  
  PCT   ???  IR      +     277.51  77.31 ISC       PCT  
  CTA   ???  IR      +     220.57  81.44 ISC       CTA  
  WRA   ???  IR      -     230.62  86.52 ISC       WRA  
  PSI   ???  IR      -     272.10  88.11 ISC       PSI  
  HYB   ???  IR      +     296.83  88.43 ISC       HYB  
  GBA   ???  IR      +     295.55  92.16 ISC       GBA  

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