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
  CKHZ  ???  IR      c     140.93   1.01 WEL       CKHZ 
  KAHZ  ???  IR      c     152.42   1.03 WEL       KAHZ 
  KNZ   ???  IR      c      97.85   1.11 WEL       KNZ  
  WPHZ  ???  IR      c     173.15   1.19 WEL       WPHZ 
  PRGZ  ???  IR      d      92.53   1.27 WEL       PRGZ 
  WAZ   ???  IR      c     227.96   1.32 WEL       WAZ  
  RAEZ  ???  IR      d     253.68   1.50 WEL       RAEZ 
  CNGZ  ???  IR      d      76.17   1.58 WEL       CNGZ 
  NEZ   ???  IR      c     256.20   1.73 WEL       NEZ  
  PKE   ???  IR      d     259.16   1.79 WEL       PKE  
  BFZ   ???  IR      c     180.22   1.80 WEL       BFZ  
  NWEZ  ???  IR      d     257.21   1.90 WEL       NWEZ 
  TIWZ  ???  IR      c     188.42   1.92 WEL       TIWZ 
  HOWZ  ???  IR      c     195.53   2.10 WEL       HOWZ 
  OGWZ  ???  IR      d     202.98   2.11 WEL       OGWZ 
  KUZ   ???  IR      d     348.59   2.17 WEL       KUZ  
  OTAZ  ???  IR      c     330.93   2.19 WEL       OTAZ 
  TMWZ  ???  IR      c     187.06   2.24 WEL       TMWZ 
  WTAZ  ???  IR      d     325.07   2.35 WEL       WTAZ 
  KAAZ  ???  IR      d     328.62   2.39 WEL       KAAZ 
  TRWZ  ???  IR      c     189.62   2.56 WEL       TRWZ 
  PAWZ  ???  IR      c     193.98   2.58 WEL       PAWZ 
  DUWZ  ???  IR      d     222.34   2.63 WEL       DUWZ 
  MRW   ???  IR      d     206.44   2.63 WEL       MRW  
  BHW   ???  IR      d     202.33   2.74 WEL       BHW  
  TCW   ???  IR      d     212.47   2.78 WEL       TCW  
  NNZ   ???  IR      d     222.46   3.21 WEL       NNZ  
  THZ   ???  IR      c     220.56   3.85 WEL       THZ  
  DSZ   ???  IR      d     228.50   4.45 WEL       DSZ  
  SNAA  B?Z  IR      D     180.31  69.75 MOS       SNAA 
  SNAA  ???  IR      d     180.31  69.75 NEIC      SNAA 

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