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
  LONT  ???  IR      C     117.71   0.12 TAP       LONT 
  TWG   ???  IR      C     159.08   0.15 TAP       TWG  
  TWGBT ???  IR      C     157.01   0.16 TAP       TWGBT
  ELDTW ???  IR      D       0.88   0.23 TAP       ELDTW
  ECS   ???  IR      C      55.23   0.23 TAP       ECS  
  EHD   ???  IR      C      43.84   0.26 TAP       EHD  
  EDH   ???  IR      C      87.96   0.27 TAP       EDH  
  STYH  ???  IR      C     313.36   0.30 TAP       STYH 
  SLGT  ???  IR      C     275.15   0.34 TAP       SLGT 
  FULB  ???  IR      C      47.75   0.35 TAP       FULB 
  CHKT  ???  IR      C      67.28   0.35 TAP       CHKT 
  ECL   ???  IR      D     188.55   0.37 TAP       ECL  
  SGST  ???  IR      C     286.69   0.41 TAP       SGST 
  CHKH  ???  IR      C      57.07   0.42 TAP       CHKH 
  TSMG  ???  IR      C     233.03   0.43 TAP       TSMG 
  WTP   ???  IR      C     307.52   0.46 TAP       WTP  
  TWF1  ???  IR      C      33.94   0.47 TAP       TWF1 
  EYUL  ???  IR      C      36.31   0.47 TAP       EYUL 
  SCST  ???  IR      C     260.94   0.48 TAP       SCST 
  TPUB  ???  IR      C     313.63   0.49 TAP       TPUB 
  MASBT ???  IR      C     225.19   0.50 TAP       MASBT
  CHN1  ???  IR      C     296.38   0.50 TAP       CHN1 
  YULB  ???  IR      C      31.41   0.50 TAP       YULB 
  LDUT  ???  IR      C     124.35   0.51 TAP       LDUT 
  ECBN  ???  IR      C      48.83   0.54 TAP       ECBN 
  SGLT  ???  IR      C     243.90   0.54 TAP       SGLT 
  SNST  ???  IR      C     298.36   0.54 TAP       SNST 
  CHN4  ???  IR      C     315.02   0.55 TAP       CHN4 
  TWM1  ???  IR      C     255.78   0.56 TAP       TWM1 
  TWK   ???  IR      C     302.10   0.57 TAP       TWK  
  ALS   ???  IR      D     340.66   0.58 TAP       ALS  
  EAST  ???  IR      D     194.84   0.60 TAP       EAST 
  CHN3  ???  IR      C     280.77   0.61 TAP       CHN3 
  EHY   ???  IR      C      27.67   0.61 TAP       EHY  
  SHHT  ???  IR      C     275.52   0.62 TAP       SHHT 
  HGSD  ???  IR      C      35.58   0.65 TAP       HGSD 
  SCZT  ???  IR      C     211.76   0.69 TAP       SCZT 
  WHYT  ???  IR      C     348.63   0.74 TAP       WHYT 
  SLIU  ???  IR      C     194.96   0.77 TAP       SLIU 
  EGFH  ???  IR      C      28.38   0.80 TAP       EGFH 
  SSLB  ???  IR      C     356.21   0.82 TAP       SSLB 
  WARBT ???  IR      C      24.46   0.83 TAP       WARBT
  YHNB  BHZ  TW  --  +   a  10.98   1.73 ISC       YHNB 
  NJ2   ???  IR      c     348.52   9.25 BJI       NJ2  
  HNS   ???  IR      c     340.74  15.38 BJI       HNS  
  XLT   ???  IR      d     350.14  21.27 BJI       XLT  

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