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
  SNAA  B?Z  IR      C     149.69  14.22 MOS       SNAA 
  EFI   S?Z  IR      C     282.77  19.86 MOS       EFI  
  QSPA  BHZ  IU  10  -   a 179.98  29.47 ISC       QSPA 
  QSPA  HHZ  IU  85  -   a 179.98  29.47 ISC       QSPA 
  QSPA  BHZ  IU  80  -   a 179.98  29.47 ISC       QSPA 
  QSPA  BHZ  IU  00  -   a 179.98  29.47 ISC       QSPA 
  RTCV  E?Z  IR      D     296.52  40.09 SJA       RTCV 
  AHML  E?Z  IR      D     303.91  43.15 SJA       AHML 
  HJA   E?Z  IR      D     306.06  46.38 SJA       HJA  
  BOSA  BHZ  GT  00  -   a  70.22  46.71 ISC       BOSA 
  LSZ   BHZ  IU  00  -   a  65.01  59.61 ISC       LSZ  
  LSZ   BHZ  IU  10  -   a  65.01  59.61 ISC       LSZ  
  DBIC  BHZ  GT  00  -   a  22.44  69.23 ISC       DBIC 
  DBIC  BHZ  GT  00  -   a  22.44  69.23 ISC       DBIC 
  WRAB  S?Z  IR      C     161.28  98.02 MOS       WRAB 

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