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
  PVC   ???  IR      d      21.66   1.45 ISC       PVC  
  DZM   ???  IR      c     202.24   3.20 ISC       DZM  
  RIV   ???  IR      -     221.94  20.84 ISC       RIV  
  CNB   ???  IR      +     221.47  22.92 ISC       CNB  
  STK   ???  IR      +     236.45  26.75 ISC       STK  
  WR2   ???  IR      -     262.81  31.45 ISC       WR2  
  ASPA  ???  IR      +     255.74  31.80 ISC       ASPA 
  MBL   ???  IR      -     258.90  44.91 ISC       MBL  
  MEEK  ???  IR      +     251.14  45.67 ISC       MEEK 
  NWAO  ???  IR      -     242.51  47.03 ISC       NWAO 
  MUN   ???  IR      -     243.87  47.84 ISC       MUN  
  NANU  ???  IR      -     256.41  48.73 ISC       NANU 
  MIR   ???  IR      +     204.88  66.57 ISC       MIR  
  MIR   SPZ  IR      C     204.88  66.57 MOS       MIR  
  SPA   ???  IR      -     180.00  71.02 ISC       SPA  
  SPA   SPZ  IR      D     180.00  71.02 MOS       SPA  
  TIY   ???  IR      -     317.94  76.78 ISC       TIY  
  CHG   ???  IR      -     295.14  77.31 ISC       CHG  
  LZH   ??Z  IR      +     312.66  81.59 ISC       LZH  
  YAK   ???  IR      +     343.06  86.32 ISC       YAK  
  YAK   SPZ  IR      C     343.06  86.32 MOS       YAK  
  WDC   ???  IR      -      45.64  87.76 ISC       WDC  
  ORV   ???  IR      -      46.91  88.01 ISC       ORV  
  CMB   ???  IR      -      48.66  88.11 ISC       CMB  
  YBH   ???  IR      -      44.56  88.18 ISC       YBH  
  NVL   ???  IR      +     187.77  88.81 ISC       NVL  
  NVL   SPZ  IR      C     187.77  88.81 MOS       NVL  
  SNA   ???  IR      -     183.35  90.56 ISC       SNA  

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