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
  ANCH  ???  IR      c     260.09   1.42 NEIC      ANCH 
  ARE   ???  IR      c     340.05   7.37 NEIC      ARE  
  OVCH  ???  IR      d     195.67   7.43 NEIC      OVCH 
  PDCR  ???  IR      C      74.18  30.25 VAO       PDCR 
  VNA3  ???  IR      d     160.92  58.24 NEIC      VNA3 
  VNA1  ???  IR      d     160.07  58.46 NEIC      VNA1 
  LRAL  ???  IR      d     342.21  58.76 NEIC      LRAL 
  VNA2  ???  IR      d     160.26  58.82 NEIC      VNA2 
  MYNC  ???  IR      d     345.57  59.97 NEIC      MYNC 
  SNAA  ???  IR      -     160.59  60.45 AWI       SNAA 
  SWET  ???  IR      d     343.99  60.54 NEIC      SWET 
  OXF   ???  IR      d     340.63  60.85 NEIC      OXF  
  OXF   S?Z  IR      D     340.63  60.85 MOS       OXF  
  PLAL  ???  IR      d     342.00  60.89 NEIC      PLAL 
  JCT   ???  IR      d     329.61  61.28 NEIC      JCT  
  JCT   S?Z  IR      D     329.61  61.28 MOS       JCT  
  LTX   ???  IR      d     325.74  62.24 NEIC      LTX  
  LTX   S?Z  IR      D     325.74  62.24 MOS       LTX  
  CCM   ???  IR      d     340.59  64.68 NEIC      CCM  
  CLNB  ???  IR      d     327.49  64.71 NEIC      CLNB 
  GDL2  ???  IR      d     327.08  64.90 NEIC      GDL2 
  SPA   ???  IR      D     180.00  66.70 SPA       SPA  
  BNM   ???  IR      c     326.69  67.59 NEIC      BNM  
  LAZ   ???  IR      d     326.49  68.05 NEIC      LAZ  
  ANMO  ???  IR      d     327.33  68.14 NEIC      ANMO 
  ANMO  S?Z  IR      D     327.33  68.14 MOS       ANMO 
  CBKS  ???  IR      d     334.46  68.34 NEIC      CBKS 
  JFWS  ???  IR      d     343.33  68.90 NEIC      JFWS 
  SDCO  ???  IR      d     329.77  69.93 NEIC      SDCO 
  RW3   ???  IR      d     328.62  71.36 NEIC      RW3  
  PV10  ???  IR      c     327.82  72.11 NEIC      PV10 
  PFO   ???  IR      d     319.79  72.60 NEIC      PFO  
  PFO   S?Z  IR      D     319.79  72.60 MOS       PFO  
  NEN   ???  IR      d     322.27  73.12 NEIC      NEN  
  SBA   ???  IR      d     190.48  73.93 NEIC      SBA  
  MWC   ???  IR      d     319.28  73.98 NEIC      MWC  
  SYO   ???  IR      c     159.25  74.68 NEIC      SYO  
  SYO   ???  IR      d     159.25  74.68 NEIC      SYO  
  SYO   ???  IR      c     159.25  74.68 NEIC      SYO  
  AHID  ???  IR      d     329.41  76.51 NEIC      AHID 
  HVU   ???  IR      d     327.78  76.56 NEIC      HVU  
  ELK   ???  IR      d     325.65  77.03 NEIC      ELK  
  PAHR  ???  IR      d     322.60  78.53 NEIC      PAHR 
  HLID  ???  IR      d     328.06  78.70 NEIC      HLID 
  BOZ   ???  IR      d     330.95  78.94 NEIC      BOZ  
  WVOR  ???  IR      d     324.99  80.02 NEIC      WVOR 

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