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
  UAV   ???  IR      -      47.88   2.65 ISC       UAV  
  SDV   ???  IR      +      50.25   3.21 ISC       SDV  
  LGN   ???  IR      -      29.06   3.78 ISC       LGN  
  TOV   ???  IR      +      48.04   4.43 ISC       TOV  
  UPA   ???  IR      -     289.08   6.69 ISC       UPA  
  HOJ   ???  IR      -     342.72  11.66 ISC       HOJ  
  STH   ???  IR      -     342.56  11.74 ISC       STH  
  VVO   ???  IR      -     326.93  35.17 ISC       VVO  
  RLO   ???  IR      -     328.63  35.41 ISC       RLO  
  SIO   ???  IR      -     326.80  35.78 ISC       SIO  
  LRM   ???  IR      -     325.55  51.57 ISC       LRM  
  INK   ???  IR      -     340.25  73.02 ISC       INK  

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