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
  TLE   ???  IR      -      66.47   4.84 ISC       TLE  
  MTN   ???  IR      +     151.93   5.92 ISC       MTN  
  KNA   ???  IR      -     176.69   8.11 ISC       KNA  
  ASPA  ???  IR      +     161.97  16.86 ISC       ASPA 
  KKM   ???  IR      -     318.07  18.13 ISC       KKM  
  NANU  ???  IR      -     218.16  19.29 ISC       NANU 
  CTA   ???  IR      -     127.31  21.38 ISC       CTA  
  STK   ???  IR      -     154.59  27.16 ISC       STK  
  NWAO  ???  IR      -     200.64  27.20 ISC       NWAO 
  BRS   ???  IR      +     133.30  30.43 ISC       BRS  
  QZH   ???  IR      -     344.01  33.70 ISC       QZH  
  KMI   ???  IR      +     323.39  40.95 ISC       KMI  
  LZH   ??Z  IR      +     333.71  49.16 ISC       LZH  
  GBA   ???  IR      +     292.50  54.70 ISC       GBA  
  HYB   ???  IR      -     297.30  55.06 ISC       HYB  
  MAIO  ???  IR      +     309.59  77.76 ISC       MAIO 

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