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
  ARMA  ???  IR      D     238.27  29.72 AUST      ARMA 
  CTA   ???  IR      D     259.41  32.88 AUST      CTA  
  CNB   ???  IR      D     231.00  33.34 AUST      CNB  
  PMG   ???  IR      d     278.86  33.64 NEIC      PMG  
  WB2   ???  IR      D     258.86  44.07 AUST      WB2  
  ASPA  ???  IR      D     253.52  44.33 AUST      ASPA 
  KAKA  ???  IR      D     268.49  46.89 AUST      KAKA 
  FITZ  ???  IR      D     260.11  52.46 AUST      FITZ 
  SBA   ???  IR      c     183.38  61.13 NEIC      SBA  
  QSPA  ???  IR      c     180.04  72.90 NEIC      QSPA 
  MWC   ???  IR      d      48.02  77.35 NEIC      MWC  
  CMB   ???  IR      d      43.70  77.78 NEIC      CMB  
  WDC   ???  IR      d      40.58  77.82 NEIC      WDC  
  YBH   ???  IR      d      39.55  78.39 NEIC      YBH  
  OMM   ???  IR      d      44.66  78.47 NEIC      OMM  
  DAC   ???  IR      d      46.42  78.73 NEIC      DAC  
  HUMO  ???  IR      d      38.72  78.75 NEIC      HUMO 
  BEKR  ???  IR      d      42.15  78.80 NEIC      BEKR 
  WCN   ???  IR      d      42.88  78.88 NEIC      WCN  
  CN2   ???  IR      C     322.61  78.99 BJI       CN2  
  MNV   ???  IR      d      44.32  79.47 NEIC      MNV  
  LDFC  ???  IR      d      48.51  79.88 NEIC      LDFC 
  MOD   ???  IR      d      40.45  79.96 NEIC      MOD  
  BMN   ???  IR      d      42.98  81.13 NEIC      BMN  
  OCWA  ???  IR      d      34.01  81.13 NEIC      OCWA 
  WVOR  ???  IR      d      40.69  81.29 NEIC      WVOR 
  TUC   ???  IR      d      52.68  81.80 NEIC      TUC  
  LON   ???  IR      d      35.79  81.83 NEIC      LON  
  PGC   ???  IR      d      33.58  82.07 NEIC      PGC  
  DIV   ???  IR      d      15.62  82.46 NEIC      DIV  
  ELK   ???  IR      d      43.48  82.59 NEIC      ELK  
  WUAZ  ???  IR      d      49.57  82.79 NEIC      WUAZ 
  MSU   ???  IR      d      46.60  83.59 NEIC      MSU  
  DUG   ???  IR      d      44.87  83.94 NEIC      DUG  
  MCK   ???  IR      d      13.01  83.96 NEIC      MCK  
  HLID  ???  IR      d      41.33  84.53 NEIC      HLID 
  HVU   ???  IR      d      43.48  84.72 NEIC      HVU  
  JLU   ???  IR      d      45.00  85.05 NEIC      JLU  
  TCUT  ???  IR      d      44.55  85.31 NEIC      TCUT 
  DLBC  ???  IR      d      23.52  85.42 NEIC      DLBC 
  HWUT  ???  IR      d      44.06  85.44 NEIC      HWUT 
  AHID  ???  IR      d      43.19  86.28 NEIC      AHID 
  SNOW  ???  IR      d      42.69  86.82 NEIC      SNOW 
  MOOW  ???  IR      d      42.44  86.96 NEIC      MOOW 
  LOHW  ???  IR      d      42.60  86.98 NEIC      LOHW 
  YMR   ???  IR      d      41.55  87.23 NEIC      YMR  
  BOZ   ???  IR      d      40.50  87.25 NEIC      BOZ  
  LZH   ???  IR      D     307.88  89.87 BJI       LZH  
  SNAA  ???  IR      c     178.83  91.37 NEIC      SNAA 
  RSSD  ???  IR      d      44.13  91.51 NEIC      RSSD 
  VNA2  ???  IR      c     177.30  91.97 NEIC      VNA2 
  VNA1  ???  IR      c     176.97  92.20 NEIC      VNA1 

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