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
  ZON   ???  IR      -     103.22   2.49 ISC       ZON  
  VCA   ???  IR      +      52.64   3.66 ISC       VCA  
  RFA   ???  IR      -     146.46   4.55 ISC       RFA  
  CYA   ???  IR      +      64.22   5.59 ISC       CYA  
  SLA   ???  IR      +      41.81   8.21 ISC       SLA  
  LPA   ???  IR      c     112.43  12.05 ISC       LPA  
  VAO   ???  IR      +      75.92  23.25 ISC       VAO  
  BAO   ???  IR      +      59.91  26.39 ISC       BAO  
  BOG   ???  IR      +     355.62  35.51 ISC       BOG  
  ITR   ???  IR      +      61.38  37.94 ISC       ITR  
  IPE   ???  IR      +     349.31  40.31 ISC       IPE  
  LGT   ???  IR      -     347.21  40.66 ISC       LGT  
  ECO2  ???  IR      +     347.62  40.85 ISC       ECO2 
  VNA3  ???  IR      +     158.77  51.97 ISC       VNA3 
  VNA1  ???  IR      +     157.89  52.26 ISC       VNA1 
  VNA2  ???  IR      +     158.14  52.61 ISC       VNA2 
  SNAA  ???  IR      +     158.69  54.20 ISC       SNAA 
  NVL   SPZ  IR      C     157.39  58.90 MOS       NVL  
  SPA   ???  IR      +     180.00  59.17 ISC       SPA  
  MIR   SPZ  IR      C     173.81  82.03 MOS       MIR  
  CMB   ???  IR      +     323.13  82.44 ISC       CMB  
  KSR   ???  IR      +     116.27  83.74 ISC       KSR  
  TPMT  ???  IR      +     332.46  83.78 ISC       TPMT 
  MOMT  ???  IR      +     331.95  83.96 ISC       MOMT 
  MEMT  ???  IR      +     333.36  84.24 ISC       MEMT 
  MCMT  ???  IR      +     331.82  84.34 ISC       MCMT 
  BGMT  ???  IR      +     332.52  84.35 ISC       BGMT 
  SXM   ???  IR      +     333.52  84.79 ISC       SXM  
  LRM   ???  IR      +     332.62  85.00 ISC       LRM  
  HBMT  ???  IR      +     332.51  85.04 ISC       HBMT 
  BUT   ???  IR      +     332.66  85.20 ISC       BUT  
  HRY   ???  IR      +     333.48  85.49 ISC       HRY  
  ELMT  ???  IR      +     332.99  85.59 ISC       ELMT 
  LYMT  ???  IR      +     333.36  85.88 ISC       LYMT 
  SFUC  ???  IR      +      46.98  90.94 ISC       SFUC 

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