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
  SHI   ???  IR      +     115.87   0.83 ISC       SHI  
  DHR   ???  IR      -     200.32   3.92 ISC       DHR  
  RYD   ???  IR      -     221.62   6.92 ISC       RYD  
  BHD   ???  IR      +     299.52   7.00 ISC       BHD  
  QASM  ???  IR      -     243.41   8.17 ISC       QASM 
  MAIO  ???  IR      +      44.14   9.07 ISC       MAIO 
  MSL   ???  IR      +     313.93   9.58 ISC       MSL  
  KAS   ???  IR      -     312.88  18.39 ISC       KAS  
  MMB   ???  IR      -     304.76  25.32 ISC       MMB  
  BZS   ???  IR      +     311.93  28.18 ISC       BZS  
  CHTO  ???  IR      -      93.43  44.21 ISC       CHTO 
  BUL   ???  IR      c     206.83  54.58 ISC       BUL  
  WRA   ???  IR      -     110.76  93.71 ISC       WRA  

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