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
  DRWC  ???  IR      D     226.61   2.00 NSSC      DRWC 
  BTCH  ???  IR      U     219.90   2.55 NSSC      BTCH 
  ARNB  ???  IR      U     223.79   2.94 NSSC      ARNB 
  SLNF  ???  IR      U     217.52   3.02 NSSC      SLNF 
  KFRA  ???  IR      U     206.25   3.10 NSSC      KFRA 
  BIDA  ???  IR      U     210.75   3.46 NSSC      BIDA 
  HAWK  ???  IR      D     206.26   3.87 NSSC      HAWK 
  QASN  ???  IR      U     202.45   4.81 NSSC      QASN 
  DUSS  S?E  IR      C     202.25   4.83 DUSS      DUSS 
  BRBR  ???  IR      D     204.85   5.03 NSSC      BRBR 
  ZEI   S?Z  IR      C      39.26   6.32 MOS       ZEI  
  MOA   ???  IR      C     306.86  20.20 VIE       MOA  
  KBA   ???  IR      D     304.19  20.54 VIE       KBA  
  PRU   ???  IR      c     312.68  20.87 PRU       PRU  
  PRA   ???  IR      c     312.80  20.97 PRU       PRA  
  WATA  ???  IR      C     303.93  21.77 VIE       WATA 
  SQTA  ???  IR      D     303.46  21.98 VIE       SQTA 
  MOTA  ???  IR      D     303.73  22.08 VIE       MOTA 
  FUR   ???  IR      d     305.91  22.20 NEIC      FUR  
  CLL   ???  IR      d     314.72  22.33 NEIC      CLL  
  CLL   ???  IR      -     314.72  22.33 CLL       CLL  
  DAVA  ???  IR      C     303.05  22.88 VIE       DAVA 
  KAMOR ???  IR      D     302.90  23.14 ZUR       KAMOR
  PLONS ???  IR      D     302.26  23.15 ZUR       PLONS
  LLS   ???  IR      d     301.62  23.36 CSEM      LLS  
  LLS   ???  IR      D     301.62  23.36 ZUR       LLS  
  WILA  ???  IR      c     302.98  23.55 NEIC      WILA 
  WILA  ???  IR      D     302.98  23.55 ZUR       WILA 
  MUO   ???  IR      d     301.80  23.64 NEIC      MUO  
  MUO   ???  IR      D     301.80  23.64 ZUR       MUO  
  ZUR   ???  IR      c     302.75  23.75 NEIC      ZUR  
  BNALP ???  IR      D     301.49  23.76 ZUR       BNALP
  APL   ???  IR      C     301.62  23.90 ZUR       APL  
  APL   S?Z  IR      C     301.62  23.90 MOS       APL  
  HASLI ???  IR      D     301.12  23.92 ZUR       HASLI
  SULZ  ???  IR      d     302.97  24.10 NEIC      SULZ 
  SULZ  ???  IR      D     302.97  24.10 ZUR       SULZ 
  LKBD  ???  IR      d     300.08  24.22 NEIC      LKBD 
  LKBD  ???  IR      D     300.08  24.22 ZUR       LKBD 
  DIX   ???  IR      d     299.29  24.32 NEIC      DIX  
  DIX   ???  IR      D     299.29  24.32 ZUR       DIX  
  GRYON ???  IR      D     299.62  24.55 ZUR       GRYON
  BOURR ???  IR      C     302.36  24.66 ZUR       BOURR
  EMV   ???  IR      c     299.13  24.67 NEIC      EMV  
  EMV   ???  IR      C     299.13  24.67 ZUR       EMV  
  TORNY ???  IR      D     300.82  24.73 ZUR       TORNY
  KKAR  S?Z  IR      C      67.99  24.77 MOS       KKAR 
  ZRNK  S?Z  IR      C      44.83  25.85 MOS       ZRNK 
  BRVK  ???  IR      c      45.27  26.60 MOS       BRVK 
  CHKZ  S?Z  IR      C      44.16  27.02 MOS       CHKZ 
  KURK  S?Z  IR      C      52.75  30.99 MOS       KURK 

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