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
  SLA   E?Z  IR      D     107.25   1.71 GUC       SLA  
  PB15  H?Z  IR      C     296.45   2.23 GUC       PB15 
  PB15  HHZ  CX  --  +   a 296.45   2.23 ISC       PB15 
  GO02  B?Z  IR      C     245.36   2.29 GUC       GO02 
  GO02  BHZ   C  --  +   a 245.37   2.29 ISC       GO02 
  PB06  H?Z  IR      C     305.42   2.58 GUC       PB06 
  PB06  HHZ  CX  --  +   a 305.42   2.58 ISC       PB06 
  PB14  HHZ  CX  --  -   a 261.30   2.86 ISC       PB14 
  PB05  H?Z  IR      C     296.51   2.99 GUC       PB05 
  PB05  HHZ  CX  --  +   a 296.51   2.99 ISC       PB05 
  PB09  H?Z  IR      C     323.06   3.01 GUC       PB09 
  PB09  HHZ  CX  --  -   a 323.06   3.01 ISC       PB09 
  PB04  H?Z  IR      C     305.08   3.23 GUC       PB04 
  AC01  HHZ  C1  --  +   a 236.65   3.55 ISC       AC01 
  AC06  BHZ  C1  --  -   a 220.79   4.16 ISC       AC06 
  AC06  HHZ  C1  --  -   a 220.79   4.16 ISC       AC06 
  AC05  HHZ  C1  --  -   a 209.47   5.31 ISC       AC05 
  LCO   BHZ  IU  10  +   a 211.82   5.66 ISC       LCO  

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