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
  BBTK  ???  IR      c      50.94   3.52 ISC       BBTK 
  KDZ   ???  IR      -     324.77   4.93 ISC       KDZ  
  DIM   ???  IR      -     328.22   5.21 ISC       DIM  
  RZN   ???  IR      -     320.53   5.30 ISC       RZN  
  MMB   ???  IR      +     314.43   5.76 ISC       MMB  
  PGB   ???  IR      +     323.13   6.22 ISC       PGB  
  PVL   ???  IR      -     333.11   6.28 ISC       PVL  
  MBH   ???  IR      +     147.22   9.18 ISC       MBH  
  KHC   ???  IR      +     320.32  16.09 ISC       KHC  
  CLL   ???  IR      -     325.07  17.82 ISC       CLL  
  BNG   ???  IR      -     199.02  34.49 ISC       BNG  
  TIC   ???  IR      +     233.82  43.81 ISC       TIC  
  KIC   ???  IR      +     233.26  43.85 ISC       KIC  
  LIC   ???  IR      +     233.45  44.14 ISC       LIC  

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