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
  MTN   ???  IR      +     205.73  34.31 ISC       MTN  
  WRA   ???  IR      -     196.77  39.81 ISC       WRA  
  ASPA  ???  IR      -     195.76  43.48 ISC       ASPA 
  DZM   ???  IR      c     152.36  45.18 ISC       DZM  
  MBL   ???  IR      +     213.87  46.86 ISC       MBL  
  INK   ???  IR      -      23.06  69.54 ISC       INK  
  MBC   ???  IR      -      14.41  73.32 ISC       MBC  
  YKC   ???  IR      -      27.87  78.22 ISC       YKC  
  ALE   ???  IR      -       3.61  78.28 ISC       ALE  
  WDC   ???  IR      -      50.73  79.51 ISC       WDC  
  EDM   ???  IR      -      36.62  81.74 ISC       EDM  
  CMB   ???  IR      -      52.74  81.83 ISC       CMB  
  SES   ???  IR      -      38.77  84.08 ISC       SES  
  FFC   ???  IR      -      32.49  87.25 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