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
  LAY   ???  IR      D      29.13   0.17 TAP       LAY  
  HEN   ???  IR      D     279.85   0.68 TAP       HEN  
  TAW   ???  IR      D     311.67   0.70 TAP       TAW  
  TTN   ???  IR      D     341.32   0.91 TAP       TTN  
  SCZT  ???  IR      D     301.73   0.92 TAP       SCZT 
  SSD   ???  IR      D     318.10   1.15 TAP       SSD  
  CHKT  ???  IR      C     355.77   1.21 TAP       CHKT 
  KAU   ???  IR      C     302.47   1.26 TAP       KAU  
  TWM1  ???  IR      D     314.19   1.34 TAP       TWM1 
  STYT  ???  IR      D     332.91   1.43 TAP       STYT 
  CHN1  ???  IR      D     326.36   1.55 TAP       CHN1 
  CHN3  ???  IR      C     319.53   1.56 TAP       CHN3 
  WTP   ???  IR      D     330.01   1.56 TAP       WTP  
  TWK   ???  IR      D     326.88   1.64 TAP       TWK  
  CHN4  ???  IR      D     331.26   1.66 TAP       CHN4 
  ALS   ???  IR      D     339.51   1.72 TAP       ALS  
  CHY   ???  IR      C     329.27   1.86 TAP       CHY  
  CHN7  ???  IR      D     324.70   1.95 TAP       CHN7 
  SMLT  ???  IR      D     345.46   2.05 TAP       SMLT 
  TYC   ???  IR      D     344.56   2.08 TAP       TYC  
  WNT   ???  IR      C     340.22   2.10 TAP       WNT  
  WDGT  ???  IR      D     309.65   2.15 TAP       WDGT 
  TWT   ???  IR      C     353.66   2.37 TAP       TWT  
  TWQ1  ???  IR      C     345.60   2.53 TAP       TWQ1 
  NSK   ???  IR      D     358.05   2.77 TAP       NSK  

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