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
  ADK   ???  IR      +      63.30   1.65 ISC       ADK  
  MAT   ???  IR      c     261.02  33.59 ISC       MAT  
  PNT   ???  IR      +      68.89  37.16 ISC       PNT  
  EDM   ???  IR      +      60.44  39.06 ISC       EDM  
  SES   ???  IR      -      63.37  41.60 ISC       SES  
  LZH   ??Z  IR      +     286.15  55.28 ISC       LZH  
  GTA   ???  IR      +     291.74  55.49 ISC       GTA  
  CLL   ???  IR      -     352.27  77.39 ISC       CLL  
  MEM   ???  IR      +     356.71  78.51 ISC       MEM  
  GRF   ???  IR      +     353.22  79.14 ISC       GRF  
  KHC   ???  IR      +     351.60  79.50 ISC       KHC  
  CFR   ???  IR      +     340.91  81.19 ISC       CFR  
  PSI   ???  IR      -     265.54  82.82 ISC       PSI  
  BNI   ???  IR      c     355.91  84.03 ISC       BNI  
  BOB   ???  IR      c     353.92  84.16 ISC       BOB  
  ASS   ???  IR      c     351.42  85.60 ISC       ASS  
  POO   ???  IR      +     294.62  86.00 ISC       POO  
  GBA   ???  IR      +     288.89  87.79 ISC       GBA  
  STK   ???  IR      -     212.64  89.67 ISC       STK  

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