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
  ONAJ  ???  IR      D     302.50   0.79 JMA       ONAJ 
  JHYU  ???  IR      D     248.24   0.91 JMA       JHYU 
  JMM   ???  IR      D     330.87   1.36 JMA       JMM  
  JMM   BHZ  JP  --  -   a 330.83   1.36 ISC       JMM  
  MAJO  BHZ  IU  60  -   a 268.20   2.76 ISC       MAJO 
  MAJO  BHZ  IU  10  -   a 268.20   2.76 ISC       MAJO 
  MAJO  BHZ  IU  00  -   a 268.20   2.76 ISC       MAJO 
  MAJO  HHZ  IU  10  -   a 268.20   2.76 ISC       MAJO 
  JGF   BHZ  JP  --  -   a 254.00   3.62 ISC       JGF  
  YSS   B?Z  IR      C       4.32  10.30 MOS       YSS  
  XAN   ???  IR      c     274.12  26.73 BJI       XAN  

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