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
  NVL   ???  IR      +     144.35  20.15 ISC       NVL  
  SPA   ???  IR      +     179.99  32.22 ISC       SPA  
  SBA   ???  IR      +     183.68  44.23 ISC       SBA  
  MIR   ???  IR      +     151.58  47.65 ISC       MIR  
  LPB   ???  IR      +     304.48  52.02 ISC       LPB  
  BUL   ???  IR      c      69.54  54.30 ISC       BUL  
  KRI   ???  IR      c      68.43  57.60 ISC       KRI  
  BCAO  ???  IR      +      46.91  71.49 ISC       BCAO 
  TRN   ???  IR      +     323.20  74.40 ISC       TRN  
  TAU   ???  IR      +     174.61  79.32 ISC       TAU  
  NYA   ???  IR      c      49.72  80.95 ISC       NYA  
  WAM   ???  IR      +     175.42  86.08 ISC       WAM  
  CAN   ???  IR      +     175.47  86.96 ISC       CAN  

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