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
  BOG   ???  IR      +     207.66   2.38 ISC       BOG  
  UPA   ???  IR      -     289.22   6.88 ISC       UPA  
  ATB   ???  IR      +     115.11  22.97 ISC       ATB  
  FVM   ???  IR      +     335.51  34.90 ISC       FVM  
  TUL   ???  IR      -     327.40  35.78 ISC       TUL  
  TCA   ???  IR      -     168.52  38.70 ISC       TCA  
  BW06  ???  IR      -     323.94  48.23 ISC       BW06 
  MNA   ???  IR      -     314.63  51.55 ISC       MNA  
  FRI   ???  IR      -     312.32  52.06 ISC       FRI  
  CMB   ???  IR      -     313.25  52.98 ISC       CMB  
  MHC   ???  IR      -     311.97  53.62 ISC       MHC  
  GCC   ???  IR      -     311.48  53.77 ISC       GCC  
  BKS   ???  IR      +     312.36  54.26 ISC       BKS  
  ORV   ???  IR      -     314.54  54.38 ISC       ORV  
  MIN   ???  IR      -     315.38  54.78 ISC       MIN  
  WDC   ???  IR      -     315.30  55.52 ISC       WDC  
  FHC   ???  IR      -     315.03  56.62 ISC       FHC  
  PNT   ???  IR      -     325.73  57.70 ISC       PNT  
  MBC   ???  IR      +     349.61  73.90 ISC       MBC  
  BNG   ???  IR      -      85.45  90.97 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