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      d     175.11  12.64 NEIC      VNA1 
  VNA2  ???  IR      c     174.02  12.96 NEIC      VNA2 
  VNA3  ???  IR      d     177.45  13.19 NEIC      VNA3 
  SNAA  ???  IR      d     168.72  14.05 NEIC      SNAA 
  SYO   ???  IR      d     137.22  24.37 NEIC      SYO  
  SYO   ???  IR      c     137.22  24.37 NEIC      SYO  
  MAW   ???  IR      C     137.48  33.09 AUST      MAW  
  MAW   S?Z  IR      C     137.48  33.09 MOS       MAW  
  TRQA  ???  IR      c     279.31  38.12 NEIC      TRQA 
  PLCA  S?Z  IR      C     268.78  40.70 MOS       PLCA 
  PLCA  ???  IR      c     268.78  40.70 NEIC      PLCA 
  LBTB  S?Z  IR      C      54.47  42.22 MOS       LBTB 
  LBTB  ???  IR      c      54.47  42.22 NEIC      LBTB 
  MIR   S?Z  IR      C     145.84  43.64 MOS       MIR  
  SBA   S?Z  IR      C     179.46  44.27 MOS       SBA  
  SBA   ???  IR      c     179.46  44.27 NEIC      SBA  
  CCHI  B?Z  IR      C     271.62  44.54 GUC       CCHI 
  CPUP  ???  IR      c     294.66  45.13 NEIC      CPUP 
  LMEL  B?Z  IR      D     275.78  45.64 GUC       LMEL 
  FCH   B?Z  IR      C     276.16  46.09 GUC       FCH  
  CLCH  B?Z  IR      C     275.88  46.17 GUC       CLCH 
  CMCH  S?Z  IR      C     277.34  48.15 GUC       CMCH 
  LVC   ???  IR      c     285.69  53.99 NEIC      LVC  
  TRSB  ???  IR      D     322.66  58.44 VAO       TRSB 
  LPAZ  S?Z  IR      C     290.47  58.92 MOS       LPAZ 
  LPAZ  ???  IR      c     290.47  58.92 NEIC      LPAZ 
  ARE   ???  IR      c     287.18  60.46 NEIC      ARE  
  OTAV  ???  IR      c     289.93  78.23 NEIC      OTAV 
  STKA  ???  IR      D     157.31  87.53 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