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
  STKA  ???  IR      C     249.98  35.07 AUST      STKA 
  SBA   ???  IR      c     183.73  53.07 NEIC      SBA  
  VNDA  ???  IR      c     185.12  53.10 NEIC      VNDA 
  QSPA  ???  IR      c     180.05  64.82 NEIC      QSPA 
  FX1   ???  IR      d     355.17  78.11 NEIC      FX1  
  YSS   ???  IR      d     334.48  79.75 NEIC      YSS  
  YSS   S?Z  IR      D     334.48  79.75 MOS       YSS  
  SSE   ???  IR      D     311.18  80.06 BJI       SSE  
  SNAA  ???  IR      +     178.78  83.29 AWI       SNAA 
  VNA3  ???  IR      +     176.55  83.46 AWI       VNA3 
  VNA3  ???  IR      +     176.55  83.46 AWI       VNA3 
  CMB   ???  IR      d      42.72  83.59 NEIC      CMB  
  VNA2  ???  IR      +     177.24  83.89 AWI       VNA2 
  VNA2  ???  IR      +     177.24  83.89 AWI       VNA2 
  WDC   ???  IR      d      39.68  83.93 NEIC      WDC  
  VNA1  ???  IR      +     176.91  84.12 AWI       VNA1 
  VNA1  ???  IR      +     176.91  84.12 AWI       VNA1 
  WHN   ???  IR      C     307.29  84.54 BJI       WHN  
  TPH   ???  IR      d      44.23  85.58 NEIC      TPH  
  NEN   ???  IR      d      47.32  85.70 NEIC      NEN  
  TUC   ???  IR      d      51.98  86.65 NEIC      TUC  
  BMN   ???  IR      d      42.35  87.00 NEIC      BMN  
  GNW   ???  IR      d      34.26  88.35 NEIC      GNW  
  PGC   ???  IR      d      33.17  88.75 NEIC      PGC  
  MVU   ???  IR      d      46.16  89.05 NEIC      MVU  
  MSU   ???  IR      d      46.17  89.08 NEIC      MSU  
  HAWA  ???  IR      d      36.61  89.32 NEIC      HAWA 
  EYAK  ???  IR      d      15.73  89.71 NEIC      EYAK 
  DIV   ???  IR      d      15.43  90.21 NEIC      DIV  
  SRU   ???  IR      d      46.37  90.48 NEIC      SRU  
  HVU   ???  IR      d      43.20  90.51 NEIC      HVU  
  HLID  ???  IR      d      41.05  90.53 NEIC      HLID 
  TNA   ???  IR      d       4.59  90.94 NEIC      TNA  
  TCUT  ???  IR      d      44.32  91.00 NEIC      TCUT 
  HWUT  ???  IR      d      43.85  91.17 NEIC      HWUT 
  MCK   ???  IR      d      12.89  91.81 NEIC      MCK  
  BILL  B?Z  IR      D     354.51  93.67 MOS       BILL 
  LZH   ???  IR      C     307.57  94.92 BJI       LZH  

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