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
  CCIG  S?Z  IR      C     116.41   2.68 MEX       CCIG 
  SCIG  S?Z  IR      C      65.44   3.59 MEX       SCIG 
  PPM   S?Z  IR      D     293.00   4.10 MEX       PPM  
  HKT   ???  IR      c     355.18  12.45 NEIC      HKT  
  JCT   ???  IR      d     340.92  13.76 NEIC      JCT  
  DWPF  ???  IR      c      46.67  16.10 NEIC      DWPF 
  LRAL  ???  IR      c      22.54  16.93 NEIC      LRAL 
  MIAR  ???  IR      c       2.99  17.01 NEIC      MIAR 
  WMOK  ???  IR      c     348.63  17.57 NEIC      WMOK 
  GOGA  ???  IR      c      30.25  18.76 NEIC      GOGA 
  SWET  ???  IR      c      22.05  19.28 NEIC      SWET 
  WVT   ???  IR      c      16.69  19.52 NEIC      WVT  
  MYNC  ???  IR      c      26.13  19.86 NEIC      MYNC 
  CCM   ???  IR      c       7.59  20.70 NEIC      CCM  
  SIUC  ???  IR      c      12.23  20.70 NEIC      SIUC 
  SLM   ???  IR      c       9.47  21.41 NEIC      SLM  
  CBKS  ???  IR      c     349.17  21.70 NEIC      CBKS 
  WCI   ???  IR      c      17.83  21.91 NEIC      WCI  
  BLA   ???  IR      c      29.72  23.29 NEIC      BLA  
  OTAV  ???  IR      d     135.44  23.41 NEIC      OTAV 
  ISCO  ???  IR      c     339.01  24.18 NEIC      ISCO 
  LPAZ  ???  IR      d     140.66  42.53 NEIC      LPAZ 
  YKW3  ???  IR      c     347.53  47.13 NEIC      YKW3 
  DLBC  ???  IR      c     335.98  48.44 NEIC      DLBC 
  INK   ???  IR      c     343.72  56.39 NEIC      INK  
  RES   ???  IR      c     359.92  57.20 NEIC      RES  
  ESK   ???  IR      c      35.97  76.61 NEIC      ESK  
  EVO   ???  IR      C      53.55  76.73 LDG       EVO  
  LDF   ???  IR      C      42.22  80.00 LDG       LDF  
  ETSF  ???  IR      C      47.88  81.21 LDG       ETSF 
  NAO01 ???  IR      c      28.44  82.21 NEIC      NAO01
  BAIF  ???  IR      C      39.99  82.31 LDG       BAIF 
  BGF   ???  IR      C      43.64  82.50 LDG       BGF  
  LOR   ???  IR      C      42.74  82.95 LDG       LOR  
  ARE0  ???  IR      c      17.82  83.62 NEIC      ARE0 
  HAU   ???  IR      C      41.49  84.30 LDG       HAU  
  HINF  ???  IR      C      41.55  84.69 LDG       HINF 
  CDF   ???  IR      C      40.89  84.75 LDG       CDF  

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