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
  SNA   ???  IR      +     150.93  15.95 ISC       SNA  
  SPA   ???  IR      +     179.99  32.34 ISC       SPA  
  RTPR  ???  IR      +     296.53  39.34 ISC       RTPR 
  BAO   ???  IR      +     328.86  45.36 ISC       BAO  
  YJA   ???  IR      -     303.84  45.81 ISC       YJA  
  LPB   ???  IR      +     304.48  51.91 ISC       LPB  
  ZOBO  ???  IR      +     304.61  52.16 ISC       ZOBO 
  BUL   ???  IR      +      69.69  54.29 ISC       BUL  
  ATB   ???  IR      +     328.20  58.31 ISC       ATB  
  BNG   ???  IR      +      47.03  71.44 ISC       BNG  

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