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
  TWD   ???  IR      D     267.01   0.27 TAP       TWD  
  HWA   ???  IR      D     245.58   0.28 TAP       HWA  
  ENA   ???  IR      D     338.43   0.36 TAP       ENA  
  ESL   ???  IR      D     236.11   0.50 TAP       ESL  
  TWC   ???  IR      D     356.32   0.51 TAP       TWC  
  WHF   ???  IR      D     275.23   0.57 TAP       WHF  
  ENTT  ???  IR      C     331.89   0.62 TAP       ENTT 
  TWE   ???  IR      C     342.37   0.66 TAP       TWE  
  NSK   ???  IR      C     320.42   0.75 TAP       NSK  
  WDT   ???  IR      D     244.09   0.77 TAP       WDT  
  EHY   ???  IR      D     221.50   0.78 TAP       EHY  
  TWF1  ???  IR      D     216.24   0.91 TAP       TWF1 
  TWA   ???  IR      C     342.77   0.92 TAP       TWA  
  SMLT  ???  IR      C     257.07   0.93 TAP       SMLT 
  TYC   ???  IR      C     258.83   0.96 TAP       TYC  
  NSTT  ???  IR      C     303.72   0.97 TAP       NSTT 
  TAP1  ???  IR      D     340.75   1.00 TAP       TAP1 
  NSY   ???  IR      C     287.57   1.07 TAP       NSY  
  NCU   ???  IR      C     324.04   1.08 TAP       NCU  
  TWS1  ???  IR      C     337.09   1.09 TAP       TWS1 
  CHKT  ???  IR      D     205.81   1.10 TAP       CHKT 
  TCU   ???  IR      C     273.00   1.11 TAP       TCU  
  WNT   ???  IR      C     259.16   1.12 TAP       WNT  
  ANP   ???  IR      C     343.08   1.14 TAP       ANP  
  ALS   ???  IR      C     239.79   1.15 TAP       ALS  
  CHN5  ???  IR      D     246.12   1.21 TAP       CHN5 
  STYT  ???  IR      C     228.37   1.39 TAP       STYT 
  CHN4  ???  IR      C     238.27   1.40 TAP       CHN4 
  CHN6  ???  IR      C     255.62   1.41 TAP       CHN6 
  WTP   ???  IR      C     234.34   1.44 TAP       WTP  
  CHY   ???  IR      C     246.37   1.46 TAP       CHY  
  TWK   ???  IR      C     237.54   1.52 TAP       TWK  
  CHN1  ???  IR      C     234.25   1.54 TAP       CHN1 
  SGST  ???  IR      C     230.12   1.56 TAP       SGST 
  CHN7  ???  IR      D     248.44   1.63 TAP       CHN7 
  TWM1  ???  IR      D     227.01   1.84 TAP       TWM1 
  LAY   ???  IR      C     188.62   2.07 TAP       LAY  
  WDGT  ???  IR      C     248.30   2.20 TAP       WDGT 
  QZH   ???  IR      -     286.41   3.12 ISC       QZH  

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