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
  SKR   S?Z  IR      D     283.65   0.74 MOS       SKR  
  SKR   ???  IR      d     283.65   0.74 SKHL      SKR  
  SKR   ???  IR      d     283.65   0.74 SKHL      SKR  
  SKR   ???  IR      d     283.65   0.74 SKHL      SKR  
  PET   S?Z  IR      D      18.62   2.66 MOS       PET  
  PET   ???  IR      d      18.62   2.66 SKHL      PET  
  MA2   M?Z  IR      C     340.30   9.81 MOS       MA2  
  UGL   S?Z  IR      C     267.53   9.93 MOS       UGL  
  YSS   S?Z  IR      C     255.18  10.21 MOS       YSS  
  YSS   ???  IR      c     255.18  10.21 SKHL      YSS  
  BILL  S?Z  IR      C      10.93  18.14 MOS       BILL 
  SNY   ???  IR      U     262.50  24.70 BJI       SNY  
  COLA  B?Z  IR      C      41.97  31.49 MOS       COLA 
  ULN   B?Z  IR      C     285.17  32.41 MOS       ULN  
  TLY   S?Z  IR      C     293.24  33.05 MOS       TLY  
  ZAK   S?Z  IR      C     291.18  33.73 MOS       ZAK  
  LZH   ???  IR      D     270.24  40.57 BJI       LZH  
  NVS   S?Z  IR      C     305.60  43.15 MOS       NVS  
  GYA   ???  IR      C     257.37  45.21 BJI       GYA  
  ARU   S?Z  IR      C     317.31  54.10 MOS       ARU  
  NANT  ???  IR      c     255.98  54.55 BKK       NANT 
  CHG   ???  IR      c     257.52  55.63 BKK       CHG  
  OBN   S?Z  IR      C     326.56  63.72 MOS       OBN  
  HYB   S?Z  IR      C     272.81  69.61 MOS       HYB  
  HYB   ???  IR      c     272.81  69.61 NEIC      HYB  
  HYB   ???  IR      c     272.81  69.61 HYB       HYB  
  KIV   S?Z  IR      D     315.68  70.08 MOS       KIV  
  POO   S??  IR      D     277.12  71.77 NDI       POO  
  GNI   B?Z  IR      D     311.92  72.12 MOS       GNI  
  ASPA  ???  IR      C     201.92  76.69 AUST      ASPA 
  KBA   ???  IR      C     335.68  77.92 VIE       KBA  
  KBA   S?Z  IR      C     335.68  77.92 MOS       KBA  
  WTTA  ???  IR      C     336.86  78.19 VIE       WTTA 
  WTTA  S?Z  IR      C     336.86  78.19 MOS       WTTA 
  MOTA  ???  IR      C     337.23  78.24 VIE       MOTA 
  MOTA  S?Z  IR      C     337.23  78.24 MOS       MOTA 
  SQTA  ???  IR      C     337.12  78.33 VIE       SQTA 
  SQTA  S?Z  IR      C     337.12  78.33 MOS       SQTA 
  DAVA  ???  IR      C     338.01  78.59 VIE       DAVA 

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