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
  ASZ   ???  IR      c      88.73   0.42 ISC       ASZ  
  UWA   ???  IR      d       3.81   0.51 ISC       UWA  
  NOB   ???  IR      c     259.81   0.73 ISC       NOB  
  OIT   ???  IR      c     304.92   0.91 ISC       OIT  
  KOC   ???  IR      c      45.27   1.20 ISC       KOC  
  KUMJ  ???  IR      c     263.41   1.44 ISC       KUMJ 
  SHN   ???  IR      c     313.59   1.81 ISC       SHN  
  SHK   ???  IR      -       4.18   1.82 ISC       SHK  
  SHNJ  ???  IR      c     320.48   1.84 ISC       SHNJ 
  ABU   ???  IR      -      49.07   3.33 ISC       ABU  
  MAT   ???  IR      c      49.25   6.05 ISC       MAT  
  CTA   ???  IR      +     164.01  54.12 ISC       CTA  
  CTAO  ???  IR      +     164.01  54.12 ISC       CTAO 

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