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
  SNZO  HHZ  IU  10  +   a 169.74   0.97 ISC       SNZO 
  SNZO  BHZ  IU  10  +   a 169.74   0.97 ISC       SNZO 
  BFZ   HHZ  NZ  10  -   a 104.23   1.39 ISC       BFZ  
  QRZ   HHZ  NZ  10  -   a 251.63   1.56 ISC       QRZ  
  HIZ   HHZ  NZ  10  -   a   9.26   1.86 ISC       HIZ  
  BKZ   HHZ  NZ  10  -   a  53.38   1.96 ISC       BKZ  
  KHZ   HHZ  NZ  10  +   a 198.53   2.18 ISC       KHZ  
  URZ   HHZ  NZ  10  -   a  45.24   2.92 ISC       URZ  
  OUZ   HHZ  NZ  10  +   a 351.99   5.17 ISC       OUZ  
  ODZ   HHZ  NZ  10  +   a 209.76   5.47 ISC       ODZ  
  WR2   BHZ  AU  --  +   a 288.67  39.78 ISC       WR2  
  WC4   BHZ  AU  --  +   a 288.63  39.78 ISC       WC4  
  WB2   BHZ  AU  --  +   a 288.67  39.79 ISC       WB2  
  WR1   BHZ  AU  --  +   a 288.66  39.80 ISC       WR1  
  WB9   BHZ  AU  --  -   a 288.88  39.86 ISC       WB9  

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