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
  ANT   ???  IR      c      10.78   3.08 ISC       ANT  
  RTLL  ???  IR      -     154.41   5.09 ISC       RTLL 
  LCCH  ???  IR      +     183.76   6.73 ISC       LCCH 
  TACH  ???  IR      -     179.27   6.89 ISC       TACH 
  CHCH  ???  IR      +     177.40   7.17 ISC       CHCH 
  ZOBO  ???  IR      -      15.17  10.77 ISC       ZOBO 
  BAO   ???  IR      +      67.37  24.12 ISC       BAO  
  SPA   ???  IR      +     180.00  63.42 ISC       SPA  
  SYO   ???  IR      +     159.27  72.31 ISC       SYO  
  LRM   ???  IR      +     332.11  81.43 ISC       LRM  
  WDC   ???  IR      +     323.02  82.30 ISC       WDC  
  SES   ???  IR      +     335.59  84.58 ISC       SES  
  BFS   ???  IR      -     117.31  84.69 ISC       BFS  
  SEK   ???  IR      +     118.92  84.70 ISC       SEK  
  FFC   ???  IR      -     342.59  85.39 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