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
  TACH  S?Z  IR      C      12.45   0.17 GUC       TACH 
  CHCH  S?Z  IR      C     111.92   0.30 GUC       CHCH 
  SCR   B?Z  IR      D     357.39   0.32 GUC       SCR  
  LNV   S?Z  IR      D     249.49   0.38 GUC       LNV  
  ANTU  ??Z  IR      C      49.05   0.39 GUC       ANTU 
  CACH  S?Z  IR      D     132.79   0.43 GUC       CACH 
  PCH   S?Z  IR      C      62.81   0.44 GUC       PCH  
  SAN   S?Z  IR      C      36.04   0.46 GUC       SAN  
  CLCH  B?Z  IR      D      41.25   0.56 GUC       CLCH 
  LCCH  S?Z  IR      C     305.14   0.60 GUC       LCCH 
  CICH  S?Z  IR      C     136.89   0.68 GUC       CICH 
  PEL   ???  IR      d      20.21   0.72 NEIC      PEL  
  PEL   S?Z  IR      D      20.21   0.72 GUC       PEL  
  SFDO  S?Z  IR      C     181.88   0.79 GUC       SFDO 
  ROCH  S?Z  IR      C     358.37   0.85 GUC       ROCH 
  IHA   S?Z  IR      C     325.11   0.97 GUC       IHA  
  PACH  S?Z  IR      C     343.32   1.34 GUC       PACH 
  PTCH  S?Z  IR      D       1.64   1.56 GUC       PTCH 
  TALC  S?Z  IR      D     198.70   1.66 GUC       TALC 
  CCHI  B?Z  IR      D     197.60   2.92 GUC       CCHI 
  TLL   B?Z  IR      D       2.42   3.65 GUC       TLL  
  LSCH  S?Z  IR      C     356.65   3.91 GUC       LSCH 
  VNA3  ???  IR      -     157.98  49.19 AWI       VNA3 
  VNA1  ???  IR      -     157.07  49.49 AWI       VNA1 
  SNAA  ???  IR      +     157.94  51.42 AWI       SNAA 

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