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
  CHPI  ??Z  IR      C     329.42   0.44 GUC       CHPI 
  NICH  S?Z  IR      D     119.46   0.47 GUC       NICH 
  TALC  S?Z  IR      C     172.63   0.63 GUC       TALC 
  ANTU  H?Z  IR      D      37.60   1.50 GUC       ANTU 
  LACH  ??Z  IR      D      37.54   1.65 GUC       LACH 
  CLCH  B?Z  IR      D      36.27   1.69 GUC       CLCH 
  YECH  ??Z  IR      D      51.61   1.76 GUC       YECH 
  PLCA  SHZ  GT  10  -   a 171.41   6.03 ISC       PLCA 
  LPAZ  SHZ  GT  10  +   a  10.86  18.69 ISC       LPAZ 
  PTGA  BHZ  IU  10  +   a  20.50  35.60 ISC       PTGA 
  SNAA  BHZ  GE  --  +   a 157.60  50.78 ISC       SNAA 
  QSPA  BHZ  IU  70  +   a 180.05  55.47 ISC       QSPA 
  QSPA  BHZ  IU  80  +   a 180.05  55.47 ISC       QSPA 
  WVT   BHZ  IU  10  +   a 346.36  72.11 ISC       WVT  

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