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
  PVC   ???  IR      c     273.55   0.09 ISC       PVC  
  NOU   ???  IR      c     201.71   4.90 ISC       NOU  
  BRS   ???  IR      -     233.58  17.32 ISC       BRS  
  RMQ   ???  IR      -     241.00  20.15 ISC       RMQ  
  CTA   ???  IR      -     260.13  21.08 ISC       CTA  
  CTAO  ???  IR      -     260.13  21.08 ISC       CTAO 
  WB2   ???  IR      -     260.62  32.27 ISC       WB2  
  WRA   ???  IR      -     260.62  32.28 ISC       WRA  
  ASPA  ???  IR      -     253.74  32.75 ISC       ASPA 
  MEK   ???  IR      -     249.95  46.77 ISC       MEK  
  KGM   ???  IR      +     280.06  67.01 ISC       KGM  
  IPM   ???  IR      +     281.67  70.00 ISC       IPM  
  SPA   ???  IR      +     180.00  72.36 ISC       SPA  

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