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
  TOK   ???  IR      c     287.35   0.34 ISC       TOK  
  CHO   ???  IR      +      75.72   0.57 ISC       CHO  
  CHO1  ???  IR      c      74.97   0.59 ISC       CHO1 
  OSH   ???  IR      d     218.15   1.04 ISC       OSH  
  MIS   ???  IR      d     245.19   1.11 ISC       MIS  
  KOF   ???  IR      d     273.96   1.31 ISC       KOF  
  MAT   ???  IR      d     301.70   1.85 ISC       MAT  
  GYA   ???  IR      +     261.73  30.00 ISC       GYA  
  MBL   ???  IR      +     202.07  59.63 ISC       MBL  
  GBA   ???  IR      +     265.52  60.09 ISC       GBA  
  PRNI  ???  IR      -     302.95  83.85 ISC       PRNI 

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