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
  UWB   HHZ  HV  --  -   a  45.15   0.02 ISC       UWB  
  SBL   HHZ  HV  --  +   a  52.46   0.04 ISC       SBLHI
  PLAD  EHZ  HV  --  -   a 310.57   0.19 ISC       PLL  
  MLOA  HHZ  PT  --  -   a 296.93   0.29 ISC       MLOA 
  DAND  EHZ  HV  --  +   a 261.90   0.35 ISC       DAH  
  ALEP  EHZ  HV  --  -   a 293.00   0.35 ISC       ALEP 
  ERZ1  HHZ  HV  --  -   a  77.64   0.43 ISC       KPO  
  WAID  EHZ  HV  --  -   a 323.35   0.56 ISC       WKH  
  CACD  EHZ  HV  --  -   a 278.33   0.59 ISC       CPH  
  BLOK  HHZ  OK  --  -   a  58.22  53.31 ISC       BLOK 
  SNY   ???  IR      c     308.58  70.83 BJI       SNY  
  HNS   ???  IR      d     305.63  78.47 BJI       HNS  

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