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     152.61   4.15 ISC       PVC  
  DZM   ???  IR      c     179.10   7.99 ISC       DZM  
  NOU   ???  IR      c     179.09   8.22 ISC       NOU  
  BRS   ???  IR      -     221.44  18.33 ISC       BRS  
  CTA   ???  IR      +     249.82  20.09 ISC       CTA  
  CTAO  ???  IR      c     249.82  20.09 ISC       CTAO 
  CVP   ???  IR      -     304.39  54.05 ISC       CVP  
  SBA   ???  IR      -     179.90  63.82 ISC       SBA  
  YSS   ???  IR      +     342.31  64.29 ISC       YSS  
  SPA   ???  IR      -     180.00  76.05 ISC       SPA  
  YAK   ???  IR      -     343.46  81.11 ISC       YAK  
  ILT   ???  IR      -       5.66  82.41 ISC       ILT  
  ZAK   ???  IR      -     325.02  84.46 ISC       ZAK  
  MIN   ???  IR      +      46.82  85.83 ISC       MIN  
  MOY   ???  IR      -     325.45  86.34 ISC       MOY  
  MNA   ???  IR      +      49.56  87.64 ISC       MNA  
  SYO   ???  IR      -     196.79  89.09 ISC       SYO  
  UER   ???  IR      +     323.53  90.19 ISC       UER  
  HYB   ???  IR      +     287.33  92.03 ISC       HYB  
  NVL   ???  IR      -     188.23  93.60 ISC       NVL  

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