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
  NNA   ???  IR      +     295.58   4.45 ISC       NNA  
  LPB   ???  IR      +     120.37   5.16 ISC       LPB  
  CCH   ???  IR      +     119.05   7.22 ISC       CCH  
  TCA   ???  IR      +     157.96  18.85 ISC       TCA  
  RFA   ???  IR      +     170.18  21.09 ISC       RFA  
  DON   ???  IR      +     342.89  53.37 ISC       DON  
  TUL   ???  IR      -     336.92  54.17 ISC       TUL  
  MEO   ???  IR      +     333.79  54.33 ISC       MEO  
  ACO   ???  IR      -     334.52  56.20 ISC       ACO  
  ALQ   ???  IR      -     327.55  58.21 ISC       ALQ  
  SRU   ???  IR      -     327.81  63.48 ISC       SRU  
  MSU   ???  IR      -     326.30  63.92 ISC       MSU  
  ARUT  ???  IR      -     324.94  64.09 ISC       ARUT 
  DUG   ???  IR      -     327.18  65.48 ISC       DUG  
  HVU   ???  IR      -     328.39  66.61 ISC       HVU  
  VNA1  ???  IR      -     161.15  68.57 ISC       VNA1 
  ORV   ???  IR      -     321.77  69.95 ISC       ORV  
  LBFM  ???  IR      -     323.04  71.31 ISC       LBFM 
  SPA   ???  IR      -     180.00  76.14 ISC       SPA  
  PAB   ???  IR      +      46.43  82.85 ISC       PAB  
  SYO   ???  IR      -     160.45  84.80 ISC       SYO  
  KSR   ???  IR      +     117.23  92.44 ISC       KSR  
  FBA   ???  IR      -     335.50  96.31 ISC       FBA  

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