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
  ZOBO  ???  IR      d     124.47  12.92 ISC       ZOBO 
  YJA   ???  IR      +     136.24  18.47 ISC       YJA  
  HJA   ???  IR      -     138.34  19.25 ISC       HJA  
  SLA   ???  IR      -     141.62  20.27 ISC       SLA  
  BAO   ???  IR      +     105.11  31.12 ISC       BAO  
  BHO   ???  IR      -     341.81  45.74 ISC       BHO  
  TUL   ???  IR      -     341.64  47.45 ISC       TUL  
  MNA   ???  IR      -     325.08  59.63 ISC       MNA  
  ORV   ???  IR      -     324.00  62.31 ISC       ORV  
  SES   ???  IR      -     338.20  65.43 ISC       SES  
  NEW   ???  IR      -     333.33  66.22 ISC       NEW  
  EDM   ???  IR      -     338.73  68.56 ISC       EDM  
  SPA   ???  IR      -     180.00  80.95 ISC       SPA  

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