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
  TACH  ???  IR      c      92.83  49.34 ISC       TACH 
  TLL   ???  IR      d      89.86  51.95 ISC       TLL  
  NOU   ???  IR      c     283.45  53.28 ISC       NOU  
  SYO   ???  IR      +     178.19  56.69 ISC       SYO  
  SLA   ???  IR      -      89.86  59.13 ISC       SLA  
  YJA   ???  IR      -      88.00  61.08 ISC       YJA  
  ZOBO  ???  IR      +      81.74  64.21 ISC       ZOBO 
  CTA   ???  IR      c     267.88  66.69 ISC       CTA  
  WRA   ???  IR      -     258.57  73.69 ISC       WRA  
  UPA   ???  IR      +      57.22  79.05 ISC       UPA  
  JAY   ???  IR      -     274.18  83.95 ISC       JAY  
  SUR   ???  IR      -     160.71  91.16 ISC       SUR  

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