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
  VCA   ???  IR      d      97.19   2.70 NEIC      VCA  
  RTLL  ???  IR      d     140.80   3.76 NEIC      RTLL 
  CFA   ???  IR      c     141.15   4.10 NEIC      CFA  
  JACH  ???  IR      U     172.51   4.27 GUC       JACH 
  ROCH  ???  IR      D     177.43   4.53 GUC       ROCH 
  CYA   ???  IR      d      91.41   4.80 NEIC      CYA  
  FCH   ???  IR      D     170.62   4.95 GUC       FCH  
  SAN   ???  IR      U     174.35   5.03 GUC       SAN  
  LCCH  ???  IR      U     183.02   5.04 GUC       LCCH 
  PCH   ???  IR      U     173.19   5.21 GUC       PCH  
  TACH  ???  IR      U     177.10   5.21 GUC       TACH 
  CHCH  ???  IR      D     174.79   5.51 GUC       CHCH 
  LNV   ???  IR      D     181.37   5.51 GUC       LNV  
  COLN  ???  IR      U     173.28   5.66 GUC       COLN 
  CICH  ???  IR      U     173.30   5.91 GUC       CICH 
  SFDO  ???  IR      U     178.16   6.17 GUC       SFDO 
  MRA   ???  IR      d     131.10   6.22 NEIC      MRA  
  SLA   ???  IR      d      55.63   6.33 NEIC      SLA  
  TCA   ???  IR      c     118.22   6.46 NEIC      TCA  
  COR2  ???  IR      c      67.69  23.28 VAO       COR2 
  RUSC  S?Z  IR      C     356.76  34.17 RSNC      RUSC 
  VNA3  ???  IR      +     159.49  54.28 AWI       VNA3 
  VNA1  ???  IR      +     158.62  54.56 AWI       VNA1 
  VNA2  ???  IR      +     158.86  54.91 AWI       VNA2 
  NVL   BPZ  IR      C     157.95  61.18 MOS       NVL  
  SPA   ???  IR      c     180.00  61.73 NEIC      SPA  
  SPA   SPZ  IR      C     180.00  61.73 MOS       SPA  
  ELK   ???  IR      c     327.60  80.01 NEIC      ELK  
  STEW  ???  IR      c     332.34  80.66 NEIC      STEW 
  HLID  ???  IR      c     329.85  81.85 NEIC      HLID 
  LRM   ???  IR      c     332.34  82.83 NEIC      LRM  
  MIR   SPZ  IR      C     173.74  84.56 MOS       MIR  
  CSY   ???  IR      d     180.72  85.57 NEIC      CSY  

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