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
  CHN1  ???  IR      C      44.68   0.06 TAP       CHN1 
  SNST  ???  IR      C      10.21   0.08 TAP       SNST 
  SGST  ???  IR      D     122.81   0.11 TAP       SGST 
  TWK   ???  IR      C       2.47   0.12 TAP       TWK  
  CHN3  ???  IR      D     238.62   0.13 TAP       CHN3 
  WTP   ???  IR      D      49.54   0.16 TAP       WTP  
  SHHT  ???  IR      D     225.81   0.17 TAP       SHHT 
  SSHA  ???  IR      D     268.07   0.18 TAP       SSHA 
  TPUB  ???  IR      D      40.69   0.21 TAP       TPUB 
  SLGT  ???  IR      D     134.38   0.21 TAP       SLGT 
  CHN4  ???  IR      C      26.10   0.23 TAP       CHN4 
  TAI1  ???  IR      D     246.57   0.26 TAP       TAI1 
  SCST  ???  IR      D     177.60   0.26 TAP       SCST 
  SCLT  ???  IR      D     277.08   0.27 TAP       SCLT 
  STYH  ???  IR      D      84.00   0.27 TAP       STYH 
  ICHU  ???  IR      D     319.40   0.29 TAP       ICHU 
  WCKO  ???  IR      C      20.88   0.32 TAP       WCKO 
  CHN8  ???  IR      D     309.18   0.32 TAP       CHN8 
  CHN2  ???  IR      C     359.03   0.39 TAP       CHN2 
  SSD   ???  IR      C     160.67   0.42 TAP       SSD  
  TSMG  ???  IR      C     160.94   0.46 TAP       TSMG 
  ALS   ???  IR      D      38.93   0.47 TAP       ALS  
  ELDTW ???  IR      D      84.48   0.49 TAP       ELDTW
  MASBT ???  IR      C     165.22   0.55 TAP       MASBT
  WGK   ???  IR      C       7.70   0.55 TAP       WGK  
  WSF   ???  IR      D     334.21   0.55 TAP       WSF  
  TWG   ???  IR      D     120.37   0.63 TAP       TWG  
  TWGBT ???  IR      D     120.27   0.64 TAP       TWGBT
  LONT  ???  IR      D     111.34   0.64 TAP       LONT 
  WHYT  ???  IR      D      31.65   0.65 TAP       WHYT 
  EHD   ???  IR      D      89.29   0.67 TAP       EHD  
  ECL   ???  IR      D     141.18   0.70 TAP       ECL  
  WDGT  ???  IR      D     278.97   0.77 TAP       WDGT 
  SSLB  ???  IR      D      33.91   0.78 TAP       SSLB 
  SCZT  ???  IR      C     170.55   0.78 TAP       SCZT 
  TWF1  ???  IR      D      74.25   0.78 TAP       TWF1 
  YULB  ???  IR      D      71.46   0.79 TAP       YULB 
  EYUL  ???  IR      D      74.99   0.80 TAP       EYUL 
  CHKT  ???  IR      D      92.84   0.81 TAP       CHKT 
  SMLT  ???  IR      C      27.39   0.83 TAP       SMLT 
  TYC   ???  IR      C      24.33   0.83 TAP       TYC  
  CHKH  ???  IR      D      86.47   0.84 TAP       CHKH 
  EHY   ???  IR      D      64.70   0.85 TAP       EHY  
  VWDT  ???  IR      D      44.71   0.86 TAP       VWDT 
  PHUB  ???  IR      D     294.00   0.92 TAP       PHUB 
  HGSD  ???  IR      D      67.90   0.93 TAP       HGSD 
  PNG   ???  IR      D     296.59   0.95 TAP       PNG  
  SLIU  ???  IR      C     162.32   0.97 TAP       SLIU 
  VCHM  ???  IR      D     274.12   0.97 TAP       VCHM 
  WARBT ???  IR      D      55.21   1.01 TAP       WARBT
  ESL   ???  IR      C      52.36   1.10 TAP       ESL  
  TDCB  ???  IR      C      29.13   1.27 TAP       TDCB 

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