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
  LLA   ???  IR      +     248.50   2.12 ISC       LLA  
  PRI   ???  IR      +     234.49   2.16 ISC       PRI  
  GCC   ???  IR      +     263.12   2.83 ISC       GCC  
  ZSP   ???  IR      -     281.06   3.04 ISC       ZSP  
  PCC   ???  IR      -     272.63   3.10 ISC       PCC  
  CBX   ???  IR      -     163.07   5.31 ISC       CBX  
  PBX   ???  IR      -     165.09   5.85 ISC       PBX  
  ILT   ???  IR      -     332.17  44.79 ISC       ILT  
  MGD   ???  IR      +     324.08  58.81 ISC       MGD  
  YAK   ???  IR      +     331.56  66.79 ISC       YAK  
  KHC   ???  IR      -      29.36  83.92 ISC       KHC  
  CDR   ???  IR      -      37.03  84.77 ISC       CDR  
  MOA   ???  IR      +      29.75  85.23 ISC       MOA  
  NIE   ???  IR      +      25.55  86.15 ISC       NIE  

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