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
  SVA   ???  IR      +     303.71   4.22 ISC       SVA  
  VUN   ???  IR      +     304.95   4.28 ISC       VUN  
  BRS   ???  IR      -     249.96  27.66 ISC       BRS  
  CTA   ???  IR      -     264.32  33.63 ISC       CTA  
  STK   ???  IR      -     244.19  37.91 ISC       STK  
  JAY   ???  IR      -     288.40  44.18 ISC       JAY  
  ASPA  ???  IR      -     256.72  44.66 ISC       ASPA 
  WB2   ???  IR      -     262.02  44.73 ISC       WB2  
  WRA   ???  IR      -     262.02  44.74 ISC       WRA  
  MTN   ???  IR      +     270.50  49.31 ISC       MTN  
  WBN   ???  IR      -     252.50  51.02 ISC       WBN  
  MBL   ???  IR      -     257.36  57.90 ISC       MBL  
  MHC   ???  IR      +      42.59  78.16 ISC       MHC  
  CMB   ???  IR      +      42.63  79.37 ISC       CMB  
  ORV   ???  IR      +      40.87  79.59 ISC       ORV  
  WDC   ???  IR      +      39.55  79.59 ISC       WDC  
  MNA   ???  IR      +      43.35  81.03 ISC       MNA  

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