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
  HGSD  ???  IR      C     276.03   0.10 TAP       HGSD 
  EHY   ???  IR      D     277.20   0.20 TAP       EHY  
  EGFH  ???  IR      D     332.08   0.21 TAP       EGFH 
  YULB  ???  IR      D     248.01   0.24 TAP       YULB 
  EYUL  ???  IR      D     236.14   0.24 TAP       EYUL 
  ESL   ???  IR      D     344.21   0.34 TAP       ESL  
  CHKT  ???  IR      D     202.37   0.41 TAP       CHKT 
  VWDT  ???  IR      D     306.95   0.45 TAP       VWDT 
  YUS   ???  IR      D     270.97   0.54 TAP       YUS  
  EDH   ???  IR      C     202.84   0.55 TAP       EDH  
  OWD   ???  IR      D     325.11   0.57 TAP       OWD  
  SSLB  ???  IR      D     299.88   0.61 TAP       SSLB 
  WUSB  ???  IR      D     323.10   0.64 TAP       WUSB 
  CHGB  ???  IR      D     330.20   0.67 TAP       CHGB 
  ALS   ???  IR      D     272.62   0.67 TAP       ALS  
  LONT  ???  IR      C     213.18   0.68 TAP       LONT 
  NACB  ???  IR      D       4.50   0.69 TAP       NACB 
  WHF   ???  IR      D     339.51   0.71 TAP       WHF  
  TYC   ???  IR      D     304.22   0.75 TAP       TYC  
  TWGBT ???  IR      C     212.48   0.78 TAP       TWGBT
  TWG   ???  IR      C     213.06   0.78 TAP       TWG  
  CHN5  ???  IR      D     278.50   0.80 TAP       CHN5 
  WCS   ???  IR      D     315.21   0.81 TAP       WCS  
  WJS   ???  IR      D     294.77   0.81 TAP       WJS  
  TDCB  ???  IR      D     335.89   0.84 TAP       TDCB 
  WNT   ???  IR      D     297.01   0.88 TAP       WNT  

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