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
  NEM2  ???  IR      D     256.56   1.36 JMA       NEM2 
  JRA   ???  IR      D     278.63   1.78 JMA       JRA  
  JNK   ???  IR      D     267.90   2.07 JMA       JNK  
  JTKR  ???  IR      D     277.18   2.66 JMA       JTKR 
  JAR   ???  IR      D     263.07   2.79 JMA       JAR  
  JMP   ???  IR      D     277.28   3.06 JMA       JMP  
  JKK2  ???  IR      D     274.56   3.49 JMA       JKK2 
  JSE   ???  IR      D     291.19   3.79 JMA       JSE  
  YSS   S?Z  IR      D     315.54   4.70 MOS       YSS  
  SNY   ???  IR      d     272.23  17.70 BJI       SNY  
  BILL  ???  IR      c      15.79  26.33 MOS       BILL 
  CD2   ???  IR      C     264.60  36.70 BJI       CD2  
  OBN   ???  IR      c     323.89  65.53 MOS       OBN  
  ZEI   S?Z  IR      C     310.48  70.13 MOS       ZEI  
  OKC   ???  IR      c     329.10  76.91 PRU       OKC  
  DPC   ???  IR      c     330.39  77.16 PRU       DPC  
  CLL   ???  IR      c     332.73  77.50 NEIC      CLL  
  PRU   ???  IR      c     331.16  78.09 PRU       PRU  
  NKC   ???  IR      c     332.46  78.60 PRU       NKC  
  KHC   ???  IR      c     331.23  79.15 PRU       KHC  
  GRF   ???  IR      c     332.87  79.47 NEIC      GRF  

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