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      -     212.79   3.01 ISC       ANT  
  CNCB  ???  IR      +       8.24   4.38 ISC       CNCB 
  SLA   ???  IR      -     141.34   4.56 ISC       SLA  
  ATB   ???  IR      +      44.14  23.89 ISC       ATB  
  SOB1  ???  IR      -      70.21  29.24 ISC       SOB1 
  LIC   ???  IR      +      73.77  68.05 ISC       LIC  
  TIC   ???  IR      +      73.37  68.24 ISC       TIC  
  KIC   ???  IR      +      73.78  68.37 ISC       KIC  
  SPA   ???  IR      -     180.00  68.96 ISC       SPA  
  EDM   ???  IR      -     334.80  83.57 ISC       EDM  
  YKC   ???  IR      -     340.53  90.91 ISC       YKC  

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