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
  FINC  ???  IR      c     138.37   1.61 NEIC      FINC 
  WAU   ???  IR      c     181.98   1.92 NEIC      WAU  
  PMG   ???  IR      d     174.66   3.99 NEIC      PMG  
  CTAO  ???  IR      d     181.97  14.60 NEIC      CTAO 
  FITZ  ???  IR      d     236.82  24.20 NEIC      FITZ 
  ARMA  ???  IR      d     170.17  25.29 NEIC      ARMA 
  STKA  ???  IR      d     189.83  26.78 NEIC      STKA 
  RIV   ???  IR      d     172.37  28.57 NEIC      RIV  
  CNB   ???  IR      d     175.76  29.86 NEIC      CNB  
  ADE   ???  IR      d     193.20  30.34 NEIC      ADE  
  FORT  ???  IR      d     212.68  30.77 NEIC      FORT 
  TOO   ???  IR      d     181.94  32.03 NEIC      TOO  
  KLBR  ???  IR      d     222.68  37.66 NEIC      KLBR 
  MUN   ???  IR      d     223.46  38.94 NEIC      MUN  
  NGZ   ???  IR      +     146.34  42.53 WEL       NGZ  
  BBW   ???  IR      +     150.29  43.47 WEL       BBW  
  NJ2   ???  IR      D     326.29  45.77 BJI       NJ2  
  SNY   ???  IR      U     337.92  51.56 BJI       SNY  
  YSS   ???  IR      c     356.51  52.26 NEIC      YSS  
  KMI   ???  IR      C     307.38  52.47 BJI       KMI  
  HHC   ???  IR      C     328.24  56.22 BJI       HHC  
  SHL   S??  IR      C     302.79  61.52 NDI       SHL  
  TLY   B?Z  IR      C     332.61  67.73 MOS       TLY  
  YAK   B?Z  IR      C     351.43  68.53 MOS       YAK  
  MOY   ???  IR      c     331.42  68.96 NEIC      MOY  
  SPA   ?HZ  IR      d     180.00  84.62 NEIC      SPA  

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