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
  VUN   ???  IR      -     269.46   2.87 ISC       VUN  
  SVA   ???  IR      -     267.29   2.88 ISC       SVA  
  NDF   ???  IR      +     273.04   3.84 ISC       NDF  
  DZM   ???  IR      c     251.54  14.70 ISC       DZM  
  NOU   ???  IR      c     250.62  14.75 ISC       NOU  
  CTA   ???  IR      -     260.67  33.33 ISC       CTA  
  CMS   ???  IR      -     240.53  34.88 ISC       CMS  
  STK   ???  IR      -     241.22  38.49 ISC       STK  
  ADE   ???  IR      -     237.32  41.50 ISC       ADE  
  WB2   ???  IR      -     259.64  44.50 ISC       WB2  
  WRA   ???  IR      -     259.64  44.51 ISC       WRA  
  ASPA  ???  IR      -     254.33  44.66 ISC       ASPA 
  MBL   ???  IR      -     255.97  57.85 ISC       MBL  
  SPA   ???  IR      +     180.00  72.11 ISC       SPA  
  PNT   ???  IR      -      34.24  84.87 ISC       PNT  

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