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
  DZM   ???  IR      c     249.90  20.52 ISC       DZM  
  ASPA  ???  IR      +     252.42  50.48 ISC       ASPA 
  PRI   ???  IR      +      42.33  71.56 ISC       PRI  
  BRK   ???  IR      +      40.06  71.61 ISC       BRK  
  FRI   ???  IR      +      42.09  72.68 ISC       FRI  
  CMB   ???  IR      +      40.88  72.88 ISC       CMB  
  WDC   ???  IR      +      37.72  73.14 ISC       WDC  
  MIN   ???  IR      +      38.37  73.55 ISC       MIN  
  SPA   ???  IR      +     180.00  74.02 ISC       SPA  
  YSS   ???  IR      +     330.11  74.37 ISC       YSS  
  YSS   SPZ  IR      C     330.11  74.37 MOS       YSS  
  MNA   ???  IR      +      41.63  74.52 ISC       MNA  
  ILT   ???  IR      +     357.73  83.82 ISC       ILT  
  ILT   SPZ  IR      C     357.73  83.82 MOS       ILT  
  SES   ???  IR      +      34.44  85.42 ISC       SES  
  YAK   ???  IR      +     336.56  89.97 ISC       YAK  
  YAK   SPZ  IR      C     336.56  89.97 MOS       YAK  

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