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
  SNAA  S?Z  IR      C     155.73  17.38 MOS       SNAA 
  EFI   S?Z  IR      C     272.51  19.51 MOS       EFI  
  EFI   BHZ  II  10  +   a 272.51  19.51 ISC       EFI  
  QSPA  HHZ  IU  10  +   a 179.98  33.08 ISC       QSPA 
  QSPA  BHZ  IU  00  +   a 179.98  33.08 ISC       QSPA 
  QSPA  BHZ  IU  80  +   a 179.98  33.08 ISC       QSPA 
  QSPA  HHZ  IU  70  +   a 179.98  33.08 ISC       QSPA 
  QSPA  BHZ  IU  70  +   a 179.98  33.08 ISC       QSPA 
  QSPA  BHZ  IU  10  +   a 179.98  33.08 ISC       QSPA 
  CPUP  BHZ  GT  00  +   a 310.35  38.18 ISC       CPUP 
  CPUP  BHZ  GT  00  +   a 310.35  38.18 ISC       CPUP 
  VNDA  BHZ  GT  00  +   a 182.29  45.49 ISC       VNDA 
  TSUM  BHZ  IU  00  -   a  58.35  49.52 ISC       TSUM 
  LPAZ  BHZ  GT  00  +   a 304.30  51.71 ISC       LPAZ 
  RCBR  BHZ  IU  00  +   a 347.01  51.83 ISC       RCBR 
  SDV   BHZ  IU  10  +   a 313.81  75.39 ISC       SDV  

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