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
  CRLZ  ???  IR      d     251.31   0.13 WEL       CRLZ 
  MQZ   ???  IR      c     209.96   0.20 WEL       MQZ  
  MQZ   ???  IR      c     209.96   0.20 NEIC      MQZ  
  THZ   ???  IR      c       2.77   1.77 WEL       THZ  
  BSWZ  ???  IR      c      24.14   1.99 WEL       BSWZ 
  BFZ   HHZ  NZ  10  +   a  43.20   3.84 ISC       BFZ  
  WR0   BHZ  AU  --  -   a 294.08  39.63 ISC       WR0  
  WRAB  B?Z  IR      C     293.91  39.78 MOS       WRAB 
  PMG   B?Z  IR      C     319.08  40.67 MOS       PMG  
  SYO   BHZ  PS  --  -   a 197.22  62.56 ISC       SYO  
  SNAA  S?Z  IR      D     181.52  65.06 MOS       SNAA 
  ERM   B?Z  IR      C     338.38  89.23 MOS       ERM  

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