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
  LPAZ  ???  IR      d     324.57   7.25 NEIC      LPAZ 
  CPCH  S?Z  IR      C     228.53   7.83 GUC       CPCH 
  VACH  S?Z  IR      C     223.84   8.90 GUC       VACH 
  TLL   B?Z  IR      C     217.37  10.08 GUC       TLL  
  ZON   ???  IR      c     204.38  10.21 NEIC      ZON  
  MDZ   ???  IR      c     202.03  11.48 NEIC      MDZ  
  JACH  S?Z  IR      D     208.86  12.00 GUC       JACH 
  FCH   B?Z  IR      C     206.28  12.42 GUC       FCH  
  CLCH  B?Z  IR      C     206.95  12.58 GUC       CLCH 
  DSCH  S?Z  IR      C     207.05  12.60 GUC       DSCH 
  NNA   ???  IR      c     307.21  16.15 NEIC      NNA  
  BAO   ???  IR      c      68.81  16.31 NEIC      BAO  
  VNA3  ???  IR      d     161.97  57.83 NEIC      VNA3 
  VNA1  ???  IR      d     161.09  57.97 NEIC      VNA1 
  VNA2  ???  IR      d     161.24  58.35 NEIC      VNA2 
  SNAA  ???  IR      d     161.38  59.99 NEIC      SNAA 
  NVL   S?Z  IR      D     159.15  64.40 MOS       NVL  
  QSPA  ???  IR      d     180.04  67.91 NEIC      QSPA 
  EVO   ???  IR      D      41.18  79.92 LDG       EVO  
  WCN   S?Z  IR      D     319.31  80.56 MOS       WCN  
  WCN   ???  IR      d     319.31  80.56 NEIC      WCN  
  MAW   ???  IR      D     161.91  82.16 AUST      MAW  
  DAVA  ???  IR      C      41.03  95.66 VIE       DAVA 
  MOTA  ???  IR      D      41.35  96.43 VIE       MOTA 
  MOTA  S?Z  IR      D      41.35  96.43 MOS       MOTA 
  SQTA  ???  IR      C      41.49  96.44 VIE       SQTA 
  SQTA  S?Z  IR      C      41.49  96.44 MOS       SQTA 
  WATA  ???  IR      D      41.49  96.71 VIE       WATA 
  WATA  S?Z  IR      D      41.49  96.71 MOS       WATA 
  WTTA  ???  IR      C      41.58  96.72 VIE       WTTA 
  WTTA  S?Z  IR      C      41.58  96.72 MOS       WTTA 
  KBA   ???  IR      C      42.24  97.70 VIE       KBA  
  KBA   S?Z  IR      C      42.24  97.70 MOS       KBA  
  OBKA  ???  IR      D      43.11  98.22 VIE       OBKA 
  MOA   ???  IR      D      41.79  98.58 VIE       MOA  

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