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
  DZM   ???  IR      c     278.42  11.79 ISC       DZM  
  BRS   ???  IR      +     256.98  23.81 ISC       BRS  
  RMQ   ???  IR      -     259.01  27.40 ISC       RMQ  
  CTA   ???  IR      -     271.37  30.59 ISC       CTA  
  PMG   ???  IR      -     290.53  33.80 ISC       PMG  
  BLLO  ???  IR      -     293.34  35.39 ISC       BLLO 
  QIS   ???  IR      -     267.88  36.55 ISC       QIS  
  ASPA  ???  IR      -     261.32  41.09 ISC       ASPA 
  WB3   ???  IR      -     266.97  41.48 ISC       WB3  
  FORR  ???  IR      -     249.96  45.29 ISC       FORR 
  MTN   ???  IR      +     275.24  46.60 ISC       MTN  
  WARB  ???  IR      -     256.13  47.15 ISC       WARB 
  KNA   ???  IR      -     270.46  47.77 ISC       KNA  
  NANU  ???  IR      -     257.78  57.82 ISC       NANU 
  SPA   ???  IR      +     180.00  65.82 ISC       SPA  
  SYO   ???  IR      +     193.67  82.40 ISC       SYO  
  BKS   ???  IR      -      42.98  82.86 ISC       BKS  
  CMB   ???  IR      +      43.75  84.12 ISC       CMB  

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