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
  KEMA  ???  IR      +     327.67   1.14 DDA       KEMA 
  ATAB  ???  IR      -     223.22   1.14 DDA       ATAB 
  DRBT  ???  IR      D     163.59   1.51 NSSC      DRBT 
  MARD  ???  IR      +     129.38   1.55 DDA       MARD 
  KBSD  ???  IR      D     142.02   1.65 NSSC      KBSD 
  GZT   ???  IR      -     235.52   1.66 DDA       GZT  
  SFNV  ???  IR      U     160.35   2.00 NSSC      SFNV 
  ERZM  ???  IR      +      44.86   2.28 DDA       ERZM 
  SLMH  ???  IR      D     207.68   2.35 NSSC      SLMH 
  ANDN  ???  IR      -     253.51   2.43 DDA       ANDN 
  BSHR  ???  IR      U     170.51   2.67 NSSC      BSHR 
  DRWC  ???  IR      U     231.78   2.67 NSSC      DRWC 
  JHLN  ???  IR      D     194.55   2.71 NSSC      JHLN 
  BTCH  ???  IR      U     225.68   3.19 NSSC      BTCH 
  ARTV  ???  IR      +      34.58   3.53 DDA       ARTV 
  HAKT  ???  IR      +     100.70   3.58 DDA       HAKT 
  ARNB  ???  IR      U     228.27   3.60 NSSC      ARNB 
  WRDH  ???  IR      U     220.29   3.62 NSSC      WRDH 
  SLNF  ???  IR      U     223.04   3.65 NSSC      SLNF 
  DIGO  ???  IR      +      55.19   3.81 DDA       DIGO 
  CDAG  ???  IR      +     290.49   4.04 DDA       CDAG 
  BIDA  ???  IR      U     216.76   4.06 NSSC      BIDA 
  CTKT  ???  IR      -     305.05   4.17 DDA       CTKT 
  RABH  ???  IR      U     204.03   4.21 NSSC      RABH 
  ROOS  ???  IR      D     201.87   4.43 NSSC      ROOS 
  MARH  ???  IR      D     208.74   4.83 NSSC      MARH 
  QASN  ???  IR      U     207.97   5.35 NSSC      QASN 
  OBN   B?Z  IR      D     354.64  16.91 MOS       OBN  
  CONA  ???  IR      d     306.98  19.55 VIE       CONA 
  MOA   HHZ  IR      c     305.71  20.53 VIE       MOA  
  KBA   HHZ  IR      c     303.11  20.90 VIE       KBA  
  KBA   S?Z  IR      C     303.11  20.90 MOS       KBA  
  VSU   S?Z  IR      C     342.06  21.75 MOS       VSU  
  ARU   B?Z  IR      D      29.04  22.21 MOS       ARU  
  KURK  S?Z  IR      C      52.99  30.31 MOS       KURK 
  ULN   B?Z  IR      C      55.75  48.95 MOS       ULN  
  TIXI  S?Z  IR      C      23.04  54.03 MOS       TIXI 
  HIA   B?Z  IR      C      50.77  56.51 MOS       HIA  
  SEY   S?Z  IR      C      27.44  65.94 MOS       SEY  

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