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
  NAK   ???  IR      -      54.44   2.19 ISC       NAK  
  TAB   ???  IR      +      86.42   2.53 ISC       TAB  
  GRS   ???  IR      -      57.40   2.95 ISC       GRS  
  STE   ???  IR      -      17.19   3.19 ISC       STE  
  AKH   ???  IR      -       4.60   3.46 ISC       AKH  
  BKR   ???  IR      +       4.30   3.79 ISC       BKR  
  MTA   ???  IR      +      18.45   3.95 ISC       MTA  
  SHE   ???  IR      +      56.21   5.05 ISC       SHE  
  SSR   ???  IR      -     300.08  17.43 ISC       SSR  
  MOS   ???  IR      -     350.00  18.18 ISC       MOS  
  KUL   ???  IR      +      81.83  21.00 ISC       KUL  
  VOY   ???  IR      -     299.79  23.08 ISC       VOY  
  KBA   ???  IR      -     302.20  23.65 ISC       KBA  
  SEM   ???  IR      +      52.62  29.08 ISC       SEM  
  NVS   ???  IR      +      44.91  31.86 ISC       NVS  
  ELT   ???  IR      +      48.49  33.25 ISC       ELT  
  EKA   ???  IR      -     314.58  35.43 ISC       EKA  
  NRI   ???  IR      +      23.07  39.59 ISC       NRI  
  BNG   ???  IR      -     219.98  40.20 ISC       BNG  
  FFC   ???  IR      -     340.46  82.95 ISC       FFC  

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