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
  GUA   ???  IR      -     186.23   5.48 ISC       GUA  
  CGP   ???  IR      +     245.37  22.77 ISC       CGP  
  WRA   ???  IR      +     196.41  40.24 ISC       WRA  
  DZM   ???  IR      c     152.42  45.67 ISC       DZM  
  YKC   ???  IR      -      27.90  77.85 ISC       YKC  
  PNT   ???  IR      -      41.64  78.90 ISC       PNT  
  WDC   ???  IR      -      50.77  79.31 ISC       WDC  
  ORV   ???  IR      -      51.55  80.36 ISC       ORV  
  NEW   ???  IR      -      42.17  80.79 ISC       NEW  
  MHC   ???  IR      -      53.73  80.89 ISC       MHC  
  PRS   ???  IR      -      54.64  81.39 ISC       PRS  
  CMB   ???  IR      -      52.76  81.64 ISC       CMB  
  FRI   ???  IR      -      53.59  82.47 ISC       FRI  
  MNA   ???  IR      -      51.83  83.18 ISC       MNA  

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