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
  ISI   ???  IR      -     128.81   0.81 ISC       ISI  
  TWC   ???  IR      +     261.45   1.50 ISC       TWC  
  ANP   ???  IR      -     281.38   1.81 ISC       ANP  
  TWD   ???  IR      +     246.50   1.87 ISC       TWD  
  TWQ   ???  IR      -     257.33   2.47 ISC       TWQ  
  TWF1  ???  IR      +     233.76   2.48 ISC       TWF1 
  TWG   ???  IR      +     228.05   2.98 ISC       TWG  
  SSE   ???  IR      +     342.54   6.55 ISC       SSE  
  CVP   ???  IR      +     192.54   7.27 ISC       CVP  
  CGP   ???  IR      +     175.71  16.34 ISC       CGP  
  KKM   ???  IR      +     201.62  19.95 ISC       KKM  
  CHG   ???  IR      -     260.08  23.53 ISC       CHG  
  SEM   ???  IR      -     318.96  41.87 ISC       SEM  
  HYB   ???  IR      +     268.97  42.40 ISC       HYB  
  GBA   ???  IR      +     264.32  44.69 ISC       GBA  
  WRA   ???  IR      +     165.67  45.75 ISC       WRA  
  NRI   ???  IR      +     344.33  49.26 ISC       NRI  
  ASPA  ???  IR      +     167.35  49.27 ISC       ASPA 
  WBN   ???  IR      +     176.40  50.77 ISC       WBN  
  SVE   ???  IR      +     323.21  54.76 ISC       SVE  
  BKR   ???  IR      -     306.63  66.70 ISC       BKR  
  WLF   ???  IR      +     324.69  87.33 ISC       WLF  
  CDR   ???  IR      -     320.02  91.09 ISC       CDR  
  FFC   ???  IR      -      24.43  91.69 ISC       FFC  

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