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
  VCA   ???  IR      +      76.38   2.83 ISC       VCA  
  RTLS  ???  IR      +     143.64   2.94 ISC       RTLS 
  RTCB  ???  IR      +     133.65   2.99 ISC       RTCB 
  RTLL  ???  IR      -     127.92   3.11 ISC       RTLL 
  CFA   ???  IR      +     129.60   3.44 ISC       CFA  
  ROCH  ???  IR      D     175.50   3.53 ISC       ROCH 
  PEL   ???  IR      D     171.52   3.73 ISC       PEL  
  FCH   ???  IR      U     167.21   3.98 ISC       FCH  
  LCCH  ???  IR      U     182.73   4.03 ISC       LCCH 
  TACH  ???  IR      U     175.42   4.21 ISC       TACH 
  PCH   ???  IR      U     170.59   4.22 ISC       PCH  
  CHCH  ???  IR      U     172.71   4.51 ISC       CHCH 
  COLN  ???  IR      U     170.95   4.67 ISC       COLN 
  CACH  ???  IR      U     172.48   4.70 ISC       CACH 
  CYA   ???  IR      +      79.73   4.96 ISC       CYA  
  SFDO  ???  IR      U     177.00   5.16 ISC       SFDO 
  FSA   ???  IR      +      56.33   5.79 ISC       FSA  
  RFA   ???  IR      +     156.08   5.84 ISC       RFA  
  CON   ???  IR      C     190.53   7.50 ISC       CON  
  YJA   ???  IR      -      37.28   8.94 ISC       YJA  
  SPA   ???  IR      -     180.00  60.73 ISC       SPA  
  PV10  ???  IR      +     330.32  76.11 ISC       PV10 
  SRU   ???  IR      +     329.75  77.36 ISC       SRU  
  LBTB  ???  IR      -     115.02  83.68 ISC       LBTB 

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