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
  MTJ   ???  IR      C     260.64  34.49 ISS       MTJ  
  MAT   ???  IR      C     262.81  35.45 ISS       MAT  
  ABU   ???  IR      C     263.02  38.17 ISS       ABU  
  MIN   ???  IR      C      85.03  38.70 ISS       MIN  
  HSK   ???  IR      C     282.29  39.10 ISS       HSK  
  BRK   ???  IR      C      88.63  39.78 ISS       BRK  
  MHC   ???  IR      C      88.80  40.49 ISS       MHC  
  PEK   ???  IR      C     283.44  46.88 ISS       PEK  
  NAN   ???  IR      C     273.55  50.46 ISS       NAN  
  WUH   ???  IR      C     275.30  54.13 ISS       WUH  
  SIA   ???  IR      C     282.63  55.04 ISS       SIA  
  LAN   ???  IR      C     287.65  56.87 ISS       LAN  
  GZH   ???  IR      C     270.09  60.21 ISS       GZH  
  HKC   ???  IR      D     268.83  60.27 ISS       HKC  
  CDU   ???  IR      C     283.01  60.51 ISS       CDU  
  MRG   ???  IR      C      59.03  63.55 ISS       MRG  
  KMI   ???  IR      C     279.66  65.28 ISS       KMI  
  WES   ???  IR      C      51.65  65.94 ISS       WES  
  PMG   ???  IR      D     219.25  68.58 ISS       PMG  
  LHA   ???  IR      C     291.30  68.95 ISS       LHA  
  SHL   ???  IR      C     287.85  71.50 ISS       SHL  
  DUR   ???  IR      C       3.25  73.77 ISS       DUR  
  CHT   ???  IR      C     285.71  73.97 ISS       CHT  
  WRS   ???  IR      C     307.81  76.05 ISS       WRS  
  CTA   ???  IR      C     215.75  78.70 ISS       CTA  
  QUE   ???  IR      C     308.64  81.46 ISS       QUE  
  BEO   ???  IR      C     348.13  82.76 ISS       BEO  
  BRS   ???  IR      C     207.48  83.38 ISS       BRS  
  MED   ???  IR      D     268.38  84.21 ISS       MED  
  KAR   ???  IR      C     305.55  85.70 ISS       KAR  

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