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
  TVI   ???  IR      +     304.87   1.97 ISC       TVI  
  KRO   ???  IR      +     288.82   2.27 ISC       KRO  
  UDU   ???  IR      +     320.35   2.46 ISC       UDU  
  NDE   ???  IR      +     303.12   2.67 ISC       NDE  
  MBU   ???  IR      +     290.82   2.99 ISC       MBU  
  VUN   ???  IR      +     270.59   3.03 ISC       VUN  
  SGE   ???  IR      +     277.03   3.58 ISC       SGE  
  WAM   ???  IR      +     231.38  34.07 ISC       WAM  
  WB2   ???  IR      -     259.68  44.64 ISC       WB2  
  WRA   ???  IR      -     259.68  44.66 ISC       WRA  
  ASPA  ???  IR      -     254.38  44.80 ISC       ASPA 
  SPA   ???  IR      +     180.00  72.05 ISC       SPA  
  BKS   ???  IR      +      42.47  76.63 ISC       BKS  
  INK   ???  IR      -      15.21  92.02 ISC       INK  

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