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
  VBA   ???  IR      +     292.03  30.52 ISC       VBA  
  SPA   ???  IR      +     180.00  33.45 ISC       SPA  
  TCA   ???  IR      -     296.34  37.14 ISC       TCA  
  PEL   ???  IR      c     287.88  38.81 ISC       PEL  
  SLA   ???  IR      -     300.91  43.09 ISC       SLA  
  BAO   ???  IR      +     328.06  44.47 ISC       BAO  
  YJA   ???  IR      +     302.75  45.28 ISC       YJA  
  MIR   ???  IR      +     152.06  48.72 ISC       MIR  
  LPB   ???  IR      c     303.58  51.37 ISC       LPB  
  ZOBO  ???  IR      +     303.71  51.61 ISC       ZOBO 
  LWI   ???  IR      d      60.06  69.22 ISC       LWI  
  BNG   ???  IR      +      47.15  70.62 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