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
  PWA   ???  IR      +     192.70   0.66 ISC       PWA  
  PMR   ???  IR      +     162.99   0.73 ISC       PMR  
  PMS   ???  IR      +     179.57   1.05 ISC       PMS  
  TOA   ???  IR      +      95.07   1.61 ISC       TOA  
  RED   ???  IR      -     220.78   2.43 ISC       RED  
  RDS   ???  IR      +      13.48   2.63 ISC       RDS  
  COL   ???  IR      +      16.12   2.74 ISC       COL  
  HOM   ???  IR      -     201.80   2.83 ISC       HOM  
  GLM   ???  IR      -      18.85   2.88 ISC       GLM  
  TTA   ???  IR      +     285.06   3.04 ISC       TTA  
  SVW   ???  IR      +     250.33   3.11 ISC       SVW  
  OPT   ???  IR      -     215.59   3.19 ISC       OPT  
  IMA   ???  IR      +     336.51   4.20 ISC       IMA  
  FSJ   ???  IR      +     109.24  15.32 ISC       FSJ  
  JAS   ???  IR      +     130.10  30.22 ISC       JAS  
  MNV   ???  IR      +     126.51  30.62 ISC       MNV  

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