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
  KMI   ??Z  IR      -     278.52  17.41 ISC       KMI  
  DBV   ???  IR      -     266.08  17.49 ISC       DBV  
  IPM   ???  IR      +     229.52  27.69 ISC       IPM  
  SEM   ???  IR      +     320.40  41.73 ISC       SEM  
  SEM   SPZ  IR      C     320.00  41.77 MOS       SEM  
  GBA   ???  IR      -     264.64  43.06 ISC       GBA  
  QIS   ???  IR      +     157.04  47.30 ISC       QIS  
  BRVK  SPZ  IR      C     321.00  48.53 MOS       BRVK 
  SVE   ???  IR      -     323.87  54.75 ISC       SVE  
  SVE   SPZ  IR      D     324.00  54.79 MOS       SVE  
  TTA   ???  IR      +      29.84  65.64 ISC       TTA  
  SVW   ???  IR      +      31.82  65.98 ISC       SVW  
  BKR   ???  IR      +     306.74  66.14 ISC       BKR  
  BKR   SPZ  IR      C     307.00  66.18 MOS       BKR  
  IMA   ???  IR      -      26.31  66.37 ISC       IMA  
  PMR   ???  IR      -      30.81  69.01 ISC       PMR  
  TOA   ???  IR      +      29.96  70.27 ISC       TOA  

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