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
  SHO   ???  IR      +     341.89   0.47 ISC       SHO  
  YUK   ???  IR      +     306.01   1.04 ISC       YUK  
  NEM   ???  IR      d     265.08   1.05 ISC       NEM  
  KUSJ  ???  IR      d     259.42   1.67 ISC       KUSJ 
  KUR   ???  IR      +      18.11   1.90 ISC       KUR  
  ABJ   ???  IR      d     287.37   2.08 ISC       ABJ  
  YSS   ???  IR      +     320.89   4.64 ISC       YSS  
  MAT   ???  IR      d     227.49   9.65 ISC       MAT  
  VLA   ???  IR      +     273.60  11.05 ISC       VLA  
  SEM   ???  IR      -     303.36  44.75 ISC       SEM  
  WRA   ???  IR      -     193.28  64.13 ISC       WRA  
  GBA   ???  IR      +     266.11  65.98 ISC       GBA  
  BKR   ???  IR      -     309.65  70.93 ISC       BKR  
  NIE   ???  IR      +     327.43  76.45 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