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
  PMG   S?Z  IR      D     284.93  38.39 MOS       PMG  
  WRAB  B?Z  IR      D     264.16  46.66 MOS       WRAB 
  YSS   S?Z  IR      C     332.30  79.55 MOS       YSS  
  PFO   S?Z  IR      C      46.59  79.73 MOS       PFO  
  PNT   HHZ  NN  --  +   a  40.65  81.13 ISC       PNTR 
  MSHR  S?Z  IR      C     323.19  82.06 MOS       MSHR 
  VNA3  BHZ  AW  --  -   a 175.41  85.11 ISC       VNA3 
  GRNR  S?Z  IR      D     331.64  85.17 MOS       GRNR 
  KLR   S?Z  IR      C     328.42  86.24 MOS       KLR  
  MA2   S?Z  IR      C     343.51  87.21 MOS       MA2  
  ANMO  S?Z  IR      C      50.12  87.35 MOS       ANMO 
  SEY   S?Z  IR      C     345.88  89.73 MOS       SEY  
  GYA   ???  IR      d     298.75  90.17 BJI       GYA  
  BILL  S?Z  IR      C     353.20  92.16 MOS       BILL 

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