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
  SDN   ???  IR      -     355.39   0.32 ISC       SDN  
  ILT   ???  IR      -     333.54  15.47 ISC       ILT  
  EDM   ???  IR      -      74.10  27.26 ISC       EDM  
  YAK   ???  IR      +     310.28  35.47 ISC       YAK  
  FRB   ???  IR      +      40.10  43.63 ISC       FRB  
  DAG   ???  IR      +      11.37  46.26 ISC       DAG  
  SNY   ???  IR      -     287.92  49.64 ISC       SNY  
  ELT   ???  IR      +     319.88  58.89 ISC       ELT  
  EDU   ???  IR      +      13.32  67.28 ISC       EDU  
  EAB   ???  IR      +      14.19  67.45 ISC       EAB  
  EAU   ???  IR      +      13.76  67.90 ISC       EAU  
  EKA   ???  IR      +      13.72  68.44 ISC       EKA  
  WLF   ???  IR      -       8.96  75.08 ISC       WLF  
  KRA   ???  IR      +     359.74  75.29 ISC       KRA  
  KHC   ???  IR      +       4.04  76.10 ISC       KHC  
  GRC   ???  IR      +      11.42  77.11 ISC       GRC  
  KBA   ???  IR      +       4.33  78.14 ISC       KBA  
  WRA   ???  IR      -     238.78  92.87 ISC       WRA  

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