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
  PB16  H?Z  IR      C     204.81   0.28 GUC       PB16 
  AP01  H?Z  IR      C     252.11   0.96 GUC       AP01 
  PSGC  H?Z  IR      C     204.76   1.67 GUC       PSGC 
  HMBC  H?Z  IR      C     192.22   2.24 GUC       HMBC 
  PATCX H?Z  IR      D     194.78   2.82 GUC       PATCX
  PB07  H?Z  IR      D     187.35   3.66 GUC       PB07 
  PB09  H?Z  IR      D     177.97   3.70 GUC       PB09 
  NNA   B?Z  IR      D     309.02   9.41 MOS       NNA  
  HKT   S?Z  IR      C     331.51  54.13 MOS       HKT  
  ANMO  S?Z  IR      D     326.37  63.41 MOS       ANMO 
  SNAA  S?Z  IR      D     161.42  65.65 MOS       SNAA 
  PFO   S?Z  IR      D     318.86  68.24 MOS       PFO  

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