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
  VRI   ???  IR      +     312.77   0.15 ISC       VRI  
  BRD   ???  IR      +     154.88   0.23 ISC       BRD  
  ISR   ???  IR      +     201.02   0.69 ISC       ISR  
  MLR   ???  IR      +     248.25   0.72 ISC       MLR  
  BIR   ???  IR      +      45.09   0.72 ISC       BIR  
  CLI   ???  IR      +      18.91   0.84 ISC       CLI  
  CFR   ???  IR      -     123.16   1.05 ISC       CFR  
  PTT   ???  IR      -     343.60   1.23 ISC       PTT  
  LRR   ???  IR      -     256.56   1.31 ISC       LRR  
  CMP   ???  IR      -     249.97   1.39 ISC       CMP  
  MTUR  ???  IR      -     248.09   1.39 ISC       MTUR 
  TLB   ???  IR      +     144.86   1.43 ISC       TLB  
  BUC   ???  IR      +     202.96   1.46 ISC       BUC  
  IAS   ???  IR      -      17.46   1.50 ISC       IAS  
  BUC1  ???  IR      +     203.72   1.54 ISC       BUC1 
  CVD   ???  IR      +     150.35   1.66 ISC       CVD  
  CGN   ???  IR      -     201.97   1.71 ISC       CGN  
  COZ   ???  IR      -     257.11   1.84 ISC       COZ  
  PVL   ???  IR      +     204.22   2.78 ISC       PVL  
  SRE   ???  IR      +     248.46   2.83 ISC       SRE  
  GZR   ???  IR      +     264.23   2.91 ISC       GZR  
  BZS   ???  IR      -     269.66   3.70 ISC       BZS  
  MMB   ???  IR      -     209.93   4.76 ISC       MMB  

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