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
  PVC   ???  IR      d     266.90  16.69 NEIC      PVC  
  BKM   ???  IR      C     267.14  16.76 NOU       BKM  
  DVP   ???  IR      c     266.94  16.81 NEIC      DVP  
  ASPA  ???  IR      D     253.73  48.75 AUST      ASPA 
  KAKA  ???  IR      D     267.55  51.62 AUST      KAKA 
  MBWA  ???  IR      c     255.01  62.05 NEIC      MBWA 
  SPA   ???  IR      C     180.00  72.50 SPA       SPA  
  CMB   ???  IR      c      41.29  74.91 NEIC      CMB  
  WDC   ???  IR      c      38.15  75.17 NEIC      WDC  
  WDC   S?Z  IR      C      38.15  75.17 MOS       WDC  
  OMM   ???  IR      c      42.32  75.54 NEIC      OMM  
  YBH   ???  IR      c      37.15  75.80 NEIC      YBH  
  BEKR  ???  IR      c      39.80  76.03 NEIC      BEKR 
  WCN   ???  IR      c      40.55  76.07 NEIC      WCN  
  MNV   ???  IR      c      42.04  76.56 NEIC      MNV  
  TPNV  ???  IR      c      44.17  76.95 NEIC      TPNV 
  TUC   ???  IR      c      50.62  78.36 NEIC      TUC  
  GNW   ???  IR      c      32.54  79.51 NEIC      GNW  
  ELK   ???  IR      c      41.41  79.72 NEIC      ELK  
  PGC   ???  IR      c      31.43  79.90 NEIC      PGC  
  HAWA  ???  IR      c      34.91  80.51 NEIC      HAWA 
  HLID  ???  IR      c      39.38  81.80 NEIC      HLID 
  SPUT  ???  IR      c      42.09  81.80 NEIC      SPUT 
  SNY   ???  IR      D     318.14  82.41 BJI       SNY  
  LTX   ???  IR      c      56.13  82.46 NEIC      LTX  
  ANMO  ???  IR      c      50.02  82.79 NEIC      ANMO 
  ANMO  S?Z  IR      C      50.02  82.79 MOS       ANMO 
  KGM   ???  IR      D     274.19  83.47 KLM       KGM  
  BOZ   ???  IR      c      38.74  84.57 NEIC      BOZ  
  SYO   ???  IR      d     191.55  90.30 NEIC      SYO  
  VNA3  ???  IR      c     175.04  90.73 NEIC      VNA3 
  SNAA  ???  IR      +     177.27  90.75 AWI       SNAA 
  VNA2  ???  IR      +     175.69  91.22 AWI       VNA2 
  VNA2  ???  IR      c     175.69  91.22 NEIC      VNA2 
  VNA1  ???  IR      c     175.34  91.42 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