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
  IGT   HHZ  HT  --  +   a 312.75   0.31 ISC       IGT  
  JAN   HHZ  HL  --  -   a  27.95   0.38 ISC       JAN  
  KPRO  HHZ  HT  --  -   a  42.06   0.85 ISC       KPRO 
  FNA   HHZ  HT  --  -   a  21.67   1.57 ISC       FNA  
  LIT   HHZ  HT  --  +   a  61.12   1.64 ISC       LIT  
  ULC   ???  IR      D     338.79   2.84 PDG       ULC  
  DRME  ???  IR      D     339.58   3.06 PDG       DRME 
  BUM   ???  IR      C     336.77   3.25 PDG       BUM  
  PDG   ???  IR      C     342.00   3.27 PDG       PDG  
  PVY   ???  IR      C     351.49   3.31 PDG       PVY  
  CEME  ???  IR      D     338.72   3.47 PDG       CEME 
  HCY   ???  IR      C     333.36   3.51 PDG       HCY  
  IVA   ???  IR      C     351.42   3.59 PDG       IVA  
  KOME  ???  IR      D     347.02   3.62 PDG       KOME 
  NKME  ???  IR      C     340.41   3.66 PDG       NKME 
  BRY   ???  IR      D     336.93   3.91 PDG       BRY  
  UPM   ???  IR      C     342.11   4.09 PDG       UPM  

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