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
  NACB  ???  IR      D     298.78   0.12 TAP       NACB 
  ETLH  ???  IR      D     293.60   0.23 TAP       ETLH 
  ENA   ???  IR      C       4.86   0.31 TAP       ENA  
  NANB  ???  IR      C       6.33   0.31 TAP       NANB 
  WHF   ???  IR      D     274.30   0.41 TAP       WHF  
  NNSB  ???  IR      D     316.18   0.43 TAP       NNSB 
  NNS   ???  IR      D     316.38   0.45 TAP       NNS  
  CHGB  ???  IR      D     263.80   0.49 TAP       CHGB 
  TWC   ???  IR      C      14.23   0.51 TAP       TWC  
  NDT   ???  IR      D     339.54   0.52 TAP       NDT  
  TDCB  ???  IR      D     285.35   0.52 TAP       TDCB 
  ENTT  ???  IR      D     345.75   0.54 TAP       ENTT 
  YHNB  ???  IR      D     331.04   0.63 TAP       YHNB 
  VWDT  ???  IR      C     235.57   0.63 TAP       VWDT 
  SLBB  ???  IR      D     353.78   0.64 TAP       SLBB 
  DPDB  ???  IR      D     263.72   0.72 TAP       DPDB 
  SSLB  ???  IR      C     244.99   0.77 TAP       SSLB 
  LIOB  ???  IR      D     309.91   0.83 TAP       LIOB 
  NSTT  ???  IR      D     308.55   0.83 TAP       NSTT 
  YOJ   BHZ  JP  --  -   a  73.25   1.24 ISC       YOJ  
  TPUB  ???  IR      C     230.97   1.28 TAP       TPUB 
  WTP   ???  IR      D     229.55   1.33 TAP       WTP  

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