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
  NIUE  BHZ  AU  --  -   a 117.58   2.77 ISC       NIUE 
  AFI   BHZ  IU  00  -   a  10.61   3.94 ISC       AFI  
  URZ   HHZ  NZ  10  -   a 201.91  22.31 ISC       URZ  
  HIZ   HHZ  NZ  10  -   a 205.58  23.39 ISC       HIZ  
  CTAO  BHZ  IU  00  -   a 259.89  38.99 ISC       CTA  
  WB5   BHZ  AU  --  +   a 258.71  50.14 ISC       WB5  
  WB6   BHZ  AU  --  +   a 258.74  50.14 ISC       WB6  
  JHS   BHZ  JP  --  +   a 315.94  73.61 ISC       JHS  
  J20K  BHZ  TA  --  -   a   8.00  82.95 ISC       J20K 
  BNX   ???  IR      c     322.33  83.34 BJI       BNX  
  CCB   BHZ  AK  --  +   a  10.42  84.36 ISC       CCB  
  DAWY  BHZ  CN  --  -   a  13.95  85.53 ISC       DAWY 
  HNS   ???  IR      c     310.42  87.65 BJI       HNS  
  GYA   ???  IR      c     297.75  89.90 BJI       GYA  

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