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
  SANVU HHZ   G  00  +   a 149.23   1.41 ISC       SANVU
  HNR   BHZ  IU  00  +   a 306.08   7.96 ISC       HNR  
  CTAO  BHZ  IU  10  +   a 250.40  20.15 ISC       CTA  
  CTAO  BHZ  IU  00  +   a 250.40  20.15 ISC       CTA  
  CTA   BHZ  AU  --  +   a 250.40  20.16 ISC       CTA  
  RMQ   SHZ  AU  --  +   a 230.88  20.56 ISC       RMQ  
  FORT  BHZ  AU  --  -   a 238.39  38.88 ISC       FORT 
  MEEK  BHZ  AU  --  +   a 246.71  46.25 ISC       MEEK 
  PLAI  BHZ  GE  --  +   a 270.89  47.93 ISC       PLAI 
  BNX   ???  IR      c     331.86  69.33 BJI       BNX  
  HNS   ???  IR      c     318.50  70.71 BJI       HNS  
  KMI   ???  IR      c     301.98  73.38 BJI       KMI  
  BILL  S?Z  IR      C     359.93  82.05 MOS       BILL 
  BILL  BHZ  IU  00  +   a 360.00  82.07 ISC       BILI 
  CAST  BHZ  AK  --  -   a  17.44  83.76 ISC       CAST 
  I21K  BHZ  TA  --  -   a  16.32  85.14 ISC       I21K 
  COLD  BHZ  AK  --  +   a  15.52  87.16 ISC       COLD 

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