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
  NNZ   ???  IR      c     300.40   1.07 WEL       NNZ  
  BFZ   ???  IR      d      49.28   1.65 WEL       BFZ  
  QRZ   ???  IR      c     300.32   1.83 WEL       QRZ  
  TSZ   ???  IR      d      31.45   1.99 WEL       TSZ  
  LTZ   ???  IR      d     238.91   2.01 WEL       LTZ  
  WAZ   ???  IR      c       8.26   2.03 WEL       WAZ  
  DSZ   ???  IR      c     269.68   2.10 WEL       DSZ  
  MQZ   ???  IR      d     215.94   2.41 WEL       MQZ  
  PWZ   ???  IR      d      45.30   2.44 WEL       PWZ  
  WNVZ  ???  IR      d      17.53   2.55 WEL       WNVZ 
  TUVZ  ???  IR      d      18.07   2.62 WEL       TUVZ 
  WTVZ  ???  IR      d      16.12   2.75 WEL       WTVZ 
  TWVZ  ???  IR      d      13.52   2.77 WEL       TWVZ 
  BKZ   ???  IR      d      29.58   2.97 WEL       BKZ  
  HIZ   ???  IR      c       3.44   3.26 WEL       HIZ  
  MWZ   ???  IR      d      34.12   4.10 WEL       MWZ  
  ASPA  ???  IR      D     285.22  38.29 AUST      ASPA 
  FITZ  ???  IR      D     284.34  47.78 AUST      FITZ 

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