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
  ARE   ???  IR      c     146.66   2.02 NEIC      ARE  
  LPAZ  BHZ  GT  00  +   a 109.72   4.61 ISC       LPAZ 
  LPAZ  SHZ  GT  10  +   a 109.72   4.61 ISC       LPAZ 
  CPUP  SHZ  GT  10  -   a 131.20  18.36 ISC       CPUP 
  CPUP  BHZ  GT  00  -   a 131.20  18.36 ISC       CPUP 
  CPUP  BHZ  GT  00  -   a 131.20  18.36 ISC       CPUP 
  CPUP  SHZ  GT  10  -   a 131.20  18.36 ISC       CPUP 
  PLCA  BHZ  GT  00  -   a 176.35  25.93 ISC       PLCA 
  ULM   BHZ  CN  --  -   a 344.14  67.88 ISC       ULM  
  SYO   BHZ  PS  --  -   a 160.40  84.01 ISC       SYO  

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