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      d     180.87   0.84 ISC       ISI  
  MYK   ???  IR      d     110.80   1.07 ISC       MYK  
  YOJ   ???  IR      c     236.33   1.28 ISC       YOJ  
  TWC   ???  IR      +     255.51   2.19 ISC       TWC  
  TWZ   ???  IR      +     268.60   2.36 ISC       TWZ  
  TWK   ???  IR      +     241.31   3.87 ISC       TWK  
  QZH   ???  IR      +     268.54   5.07 ISC       QZH  
  MVI   ???  IR      c      82.69   6.41 ISC       MVI  
  NJ2   ???  IR      -     326.89   8.29 ISC       NJ2  
  TIY   ???  IR      +     324.15  16.00 ISC       TIY  
  CN2   ??Z  IR      -       2.88  18.61 ISC       CN2  
  LZH   ??Z  IR      +     306.73  20.56 ISC       LZH  
  SHL   ???  IR      D     277.77  29.14 ISC       SHL  
  GBA   ???  IR      -     264.34  45.36 ISC       GBA  
  ASPA  ???  IR      +     168.24  49.46 ISC       ASPA 
  MAIO  ???  IR      -     297.99  55.80 ISC       MAIO 
  FFC   ???  IR      -      24.74  91.11 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