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
  AFI   BHZ  IU  00  -   a  49.11   1.88 ISC       AFI  
  AFI   BHZ  IU  10  -   a  49.11   1.88 ISC       AFI  
  AFI   HHZ  IU  10  -   a  49.11   1.88 ISC       AFI  
  NIUE  BHZ  AU  --  -   a 141.44   5.03 ISC       NIUE 
  WB5   BHZ  AU  --  -   a 256.63  50.03 ISC       WB5  
  WRKA  BHZ  AU  --  -   a 249.88  55.43 ISC       WRKA 
  CASY  BHZ  IU  00  -   a 204.60  70.70 ISC       CASY 
  WRH   BHZ  AK  --  +   a  10.72  81.68 ISC       WRH  
  MLY   BHZ  AK  --  -   a   9.45  81.74 ISC       MLY  
  CCB   BHZ  AK  --  -   a  10.77  81.89 ISC       CCB  

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