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  BHZ  IU  10  -   a  36.26   0.61 ISC       SNZO 
  BFZ   HHZ  NZ  10  -   a  54.28   1.90 ISC       BFZ  
  WB1   BHZ  AU  --  -   a 290.52  40.09 ISC       WB1  
  WC4   BHZ  AU  --  -   a 290.51  40.09 ISC       WC4  
  WB2   BHZ  AU  --  -   a 290.55  40.09 ISC       WB2  
  WC2   BHZ  AU  --  -   a 290.58  40.10 ISC       WC2  
  WR1   BHZ  AU  --  -   a 290.53  40.10 ISC       WR1  
  WRKA  BHZ  AU  --  +   a 279.10  41.30 ISC       WRKA 
  MEEK  BHZ  AU  --  -   a 270.18  47.61 ISC       MEEK 
  PSAC3 BHZ  AU  00  -   a 276.48  49.59 ISC       PSAC3
  PSAA3 BHZ  AU  00  -   a 276.54  49.59 ISC       PSAA3
  PSA00 BHZ  AU  00  -   a 276.54  49.60 ISC       PSA00
  PSAA1 BHZ  AU  00  -   a 276.53  49.61 ISC       PSAA1
  PSAD1 BHZ  AU  00  -   a 276.65  49.68 ISC       PSAD1
  VNA2  BHZ  AW  --  -   a 179.43  67.57 ISC       VNA2 

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