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
  VNA1  ???  IR      +     156.96  14.66 AWI       VNA1 
  VNA1  ???  IR      +     156.96  14.66 AWI       VNA1 
  VNA1  ???  IR      +     156.96  14.66 AWI       VNA1 
  VNA3  ???  IR      +     159.81  14.86 AWI       VNA3 
  VNA2  ???  IR      +     156.77  15.05 AWI       VNA2 
  VNA2  ???  IR      +     156.77  15.05 AWI       VNA2 
  SNAA  ???  IR      +     154.69  16.60 AWI       SNAA 
  SNAA  ???  IR      +     154.69  16.60 AWI       SNAA 
  SNAA  ???  IR      +     154.69  16.60 AWI       SNAA 
  SNAA  S?Z  IR      C     154.69  16.60 MOS       SNAA 
  PMSA  ???  IR      c     233.50  19.38 NEIC      PMSA 
  EFI   ???  IR      c     274.71  19.62 NEIC      EFI  
  NVL   S?Z  IR      C     144.27  20.15 MOS       NVL  
  MAW   ???  IR      C     141.59  38.06 AUST      MAW  
  FCH   B?Z  IR      C     289.79  38.78 GUC       FCH  
  CLCH  B?Z  IR      C     289.46  38.85 GUC       CLCH 
  SBA   S?Z  IR      C     183.71  44.20 MOS       SBA  
  SBA   ???  IR      c     183.71  44.20 NEIC      SBA  
  LVC   ???  IR      c     299.91  47.05 NEIC      LVC  
  MIR   S?Z  IR      C     151.60  47.65 MOS       MIR  
  CASY  ???  IR      c     159.07  51.77 NEIC      CASY 
  RCBR  ???  IR      c     347.00  52.65 NEIC      RCBR 
  ARE   ???  IR      c     301.02  53.58 NEIC      ARE  
  SAML  ???  IR      c     313.87  56.80 NEIC      SAML 
  LIC   ???  IR      c      22.40  66.12 NEIC      LIC  
  KMBO  ???  IR      c      67.06  74.93 NEIC      KMBO 
  SDV   ???  IR      c     313.85  76.01 NEIC      SDV  
  TAU   ???  IR      c     174.67  79.29 NEIC      TAU  
  SNZO  ???  IR      c     195.37  79.62 NEIC      SNZO 
  MTP   ???  IR      c     321.94  82.72 NEIC      MTP  
  CPD   ???  IR      c     321.60  82.78 NEIC      CPD  
  HUMP  ???  IR      c     321.69  82.86 NEIC      HUMP 
  CBYP  ???  IR      c     321.73  82.98 NEIC      CBYP 
  MUN   ???  IR      c     148.11  84.81 NEIC      MUN  
  KLBR  ???  IR      C     149.24  85.60 AUST      KLBR 
  ADE   ???  IR      c     167.10  86.46 NEIC      ADE  
  FORT  ???  IR      C     157.50  88.84 AUST      FORT 
  STKA  ???  IR      C     169.09  89.83 AUST      STKA 

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