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
  TWB1  ???  IR      D     348.78   0.18 TAP       TWB1 
  TWC   ???  IR      D     216.89   0.27 TAP       TWC  
  NWF   ???  IR      D     317.37   0.33 TAP       NWF  
  TWE   ???  IR      D     252.25   0.34 TAP       TWE  
  ENTT  ???  IR      D     246.18   0.46 TAP       ENTT 
  TAP1  ???  IR      D     294.84   0.51 TAP       TAP1 
  TATO  ???  IR      +     286.89   0.51 ISC       TATO 
  TAP   ???  IR      C     294.16   0.52 TAP       TAP  
  ANP   ???  IR      D     307.95   0.58 TAP       ANP  
  TWY   ???  IR      D     319.10   0.59 TAP       TWY  
  TWD   ???  IR      D     207.97   0.84 TAP       TWD  
  NSTT  ???  IR      C     258.41   0.95 TAP       NSTT 
  TWQ1  ???  IR      C     247.60   1.24 TAP       TWQ1 
  SMLT  ???  IR      D     227.82   1.39 TAP       SMLT 
  TCU   ???  IR      D     241.50   1.41 TAP       TCU  
  TYC   ???  IR      D     229.52   1.41 TAP       TYC  
  ALS   ???  IR      D     220.68   1.72 TAP       ALS  
  CHN5  ???  IR      C     225.46   1.74 TAP       CHN5 
  STYT  ???  IR      D     215.31   2.02 TAP       STYT 
  WTP   ???  IR      D     219.68   2.04 TAP       WTP  
  TWK   ???  IR      C     222.50   2.10 TAP       TWK  
  QZH   ???  IR      -     272.84   3.12 ISC       QZH  
  SSE   ???  IR      +     353.40   6.29 ISC       SSE  
  NJ2   ???  IR      +     339.51   7.72 ISC       NJ2  

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