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
  OSS   ???  IR      C     308.88   0.13 ZUR       OSS  
  BERNI ???  IR      C     224.63   0.27 ZUR       BERNI
  DAVON ???  IR      C     304.48   0.41 ZUR       DAVON
  DAVOS ???  IR      C     304.62   0.42 ZUR       DAVOS
  OGA   ???  IR      c      62.04   0.57 NEIC      OGA  
  VDL   ???  IR      C     258.61   0.59 ZUR       VDL  
  VDL   ???  IR      C     258.61   0.59 ZUR       VDL  
  DAVA  ???  IR      d     337.64   0.74 NEIC      DAVA 
  SQTA  ???  IR      c      45.14   0.88 NEIC      SQTA 
  LLS   ???  IR      C     285.84   0.92 ZUR       LLS  
  LLS   ???  IR      C     285.84   0.92 ZUR       LLS  
  MOTA  ???  IR      d      36.51   0.93 NEIC      MOTA 
  SAL   ???  IR      C     170.69   1.01 ROM       SAL  
  SCE   ???  IR      c      65.39   1.07 NEIC      SCE  
  UBR   ???  IR      D     353.36   1.08 LEDBW     UBR  
  CTI   ???  IR      C     120.11   1.09 ROM       CTI  
  TMA   ???  IR      C     243.67   1.10 ZUR       TMA  
  WTTA  ???  IR      c      53.85   1.13 NEIC      WTTA 
  FUSIO ???  IR      C     263.06   1.14 ZUR       FUSIO
  WATA  ???  IR      c      49.72   1.14 NEIC      WATA 
  MUO   ???  IR      C     288.34   1.20 ZUR       MUO  
  MUO   ???  IR      C     288.34   1.20 ZUR       MUO  
  BNALP ???  IR      C     282.41   1.31 ZUR       BNALP
  ZUR   ???  IR      C     303.77   1.40 ZUR       ZUR  
  APL   ???  IR      C     284.54   1.45 ZUR       APL  
  HASLI ???  IR      C     276.70   1.48 ZUR       HASLI
  BRI   ???  IR      C     260.54   1.61 ZUR       BRI  
  GUT   ???  IR      d     331.80   1.67 NEIC      GUT  
  SLE   ???  IR      D     314.04   1.69 ZUR       SLE  
  FUR   ???  IR      d      22.78   1.70 NEIC      FUR  
  MMK   ???  IR      C     251.92   1.71 ZUR       MMK  
  MMK   ???  IR      C     251.92   1.71 ZUR       MMK  
  FVI   ???  IR      C      89.34   1.71 ROM       FVI  
  SPAK  ???  IR      D     326.19   1.82 LEDBW     SPAK 
  HDH   ???  IR      d     358.34   1.98 NEIC      HDH  
  FELD  ???  IR      D     310.05   2.01 LEDBW     FELD 
  BEU   ???  IR      d     343.62   2.07 NEIC      BEU  
  KIZ   ???  IR      d     310.78   2.11 NEIC      KIZ  
  KBA   ???  IR      c      76.12   2.15 NEIC      KBA  
  BOURR ???  IR      C     291.77   2.24 ZUR       BOURR
  LBG   ???  IR      D     334.37   2.30 LEDBW     LBG  
  AIGLE ???  IR      C     264.73   2.32 ZUR       AIGLE
  EMS   ???  IR      C     258.31   2.39 ZUR       EMS  
  EMV   ???  IR      C     258.28   2.41 ZUR       EMV  
  EMV   ???  IR      C     258.28   2.41 ZUR       EMV  
  GIMEL ???  IR      C     270.04   2.78 ZUR       GIMEL
  MOA   ???  IR      c      63.84   2.98 NEIC      MOA  
  WET   ???  IR      d      33.44   3.08 NEIC      WET  
  ARSA  ???  IR      d      77.87   3.64 NEIC      ARSA 
  RUP   ???  IR      D     326.25   3.78 LEDBW     RUP  
  VKA   ???  IR      c      65.69   4.41 NEIC      VKA  
  AQU   ???  IR      C     151.26   4.80 ROM       AQU  
  HGN   ???  IR      D     326.85   5.07 DBN       HGN  
  SGO   ???  IR      C     147.15   7.05 ROM       SGO  

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