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
  NOU   ???  IR      c     287.33  16.56 ISC       NOU  
  DZM   ???  IR      d     288.07  16.67 ISC       DZM  
  RMQ   ???  IR      -     265.11  30.87 ISC       RMQ  
  CTA   ???  IR      -     275.20  34.87 ISC       CTA  
  ASPA  ???  IR      +     264.14  44.61 ISC       ASPA 
  WRA   ???  IR      +     269.29  45.42 ISC       WRA  
  SPA   ???  IR      +     180.00  61.84 ISC       SPA  
  CGP   ???  IR      +     293.62  67.52 ISC       CGP  
  MAT   ???  IR      c     324.05  77.33 ISC       MAT  
  CMB   ???  IR      +      41.18  84.32 ISC       CMB  
  WDC   ???  IR      +      38.17  84.85 ISC       WDC  
  PSI   ???  IR      -     275.00  86.58 ISC       PSI  
  SNY   ???  IR      +     319.68  89.06 ISC       SNY  

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