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
  ACR   S?Z  IR      C     348.07   2.09 CASC      ACR  
  AZU   S?Z  IR      D      63.81   2.71 CASC      AZU  
  BUS   S?Z  IR      C     341.00   3.11 CASC      BUS  
  QCR   S?Z  IR      C     333.30   3.15 CASC      QCR  
  LARO  S?Z  IR      C     337.60   3.35 CASC      LARO 
  PALO  S?Z  IR      D     341.29   3.35 CASC      PALO 
  LCR2  ???  IR      c     338.12   3.37 NEIC      LCR2 
  ACH   ???  IR      d      53.29   3.46 UPA       ACH  
  OCM   S?Z  IR      D     339.72   3.50 CASC      OCM  
  SJS   B?Z  IR      D     338.59   3.57 CASC      SJS  
  PRS1  S?Z  IR      C     335.20   3.71 CASC      PRS1 
  LGT   S?Z  IR      D      48.35   3.72 CASC      LGT  
  EPA   S?Z  IR      D     331.43   3.84 CASC      EPA  
  POA2  S?Z  IR      C     337.21   3.87 CASC      POA2 
  CAO   S?Z  IR      C     322.90   3.88 CASC      CAO  
  UPA   B?Z  IR      D      52.96   3.96 CASC      UPA  
  UPA   S?Z  IR      D      52.96   3.96 CASC      UPA  
  JEF   S?Z  IR      D      51.66   4.23 CASC      JEF  
  BOG   ???  IR      C     102.34   8.84 BOG       BOG  
  CHIC  S?Z  IR      C     101.82   9.17 RSNC      CHIC 
  OCAC  S?Z  IR      D      79.48   9.47 RSNC      OCAC 
  PNIG  ???  IR      c     304.19  17.94 NEIC      PNIG 
  MGP   ???  IR      d      51.96  19.01 NEIC      MGP  
  MOCA  ???  IR      d      50.97  19.25 NEIC      MOCA 
  LRS   ???  IR      c      51.66  19.36 NEIC      LRS  
  CELP  ???  IR      c      52.62  19.45 NEIC      CELP 
  APR   ???  IR      c      51.48  19.54 NEIC      APR  
  SJG   ???  IR      c      53.20  19.81 NEIC      SJG  
  CSB   ???  IR      c      52.76  19.90 NEIC      CSB  
  CPD   ???  IR      c      53.74  19.96 NEIC      CPD  
  CAIG  ???  IR      c     302.75  20.04 NEIC      CAIG 
  PLIG  ???  IR      c     307.19  20.12 NEIC      PLIG 
  ZIIG  ???  IR      c     302.57  21.31 NEIC      ZIIG 
  RFA   ???  IR      d     162.79  43.29 NEIC      RFA  
  AREB  ???  IR      C     128.69  45.41 VAO       AREB 
  QLMT  ???  IR      c     331.40  45.56 NEIC      QLMT 
  TPMT  ???  IR      c     331.14  45.59 NEIC      TPMT 
  BGMT  ???  IR      c     331.33  46.15 NEIC      BGMT 
  MCMT  ???  IR      c     330.37  46.24 NEIC      MCMT 
  SXM   ???  IR      c     332.78  46.44 NEIC      SXM  
  HBMT  ???  IR      c     331.45  46.83 NEIC      HBMT 
  HRY   ???  IR      c     332.84  47.15 NEIC      HRY  
  ELMT  ???  IR      c     332.20  47.31 NEIC      ELMT 
  LYMT  ???  IR      c     332.75  47.55 NEIC      LYMT 
  RUP   ???  IR      d      40.68  84.89 NEIC      RUP  
  GRF   ???  IR      c      40.42  87.58 NEIC      GRF  
  CLL   ???  IR      d      38.67  88.48 NEIC      CLL  

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