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
  INK   ???  IR      +      33.82  39.37 ISC       INK  
  PNT   ???  IR      -      54.63  53.15 ISC       PNT  
  CHG   ???  IR      -     256.56  53.65 ISC       CHG  
  CHTO  ???  IR      -     256.56  53.65 ISC       CHTO 
  FHC   ???  IR      +      65.34  55.66 ISC       FHC  
  WDC   ???  IR      +      64.74  56.66 ISC       WDC  
  ORV   ???  IR      +      65.09  57.92 ISC       ORV  
  FFC   ???  IR      -      41.46  58.50 ISC       FFC  
  GCC   ???  IR      +      67.66  59.23 ISC       GCC  
  CMB   ???  IR      +      65.81  59.56 ISC       CMB  
  LLA   ???  IR      +      67.39  60.14 ISC       LLA  
  WRA   ???  IR      +     200.31  70.77 ISC       WRA  
  ASPA  ???  IR      +     199.78  74.47 ISC       ASPA 
  EKA   ???  IR      +     347.11  74.63 ISC       EKA  

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