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
  HKC   ???  IR      C     257.82   7.01 ISS       HKC  
  ZSC   ???  IR      C     357.30   7.11 ISS       ZSC  
  PEK   ???  IR      C     345.40  16.66 ISS       PEK  
  HSK   ???  IR      C       7.83  20.14 ISS       HSK  
  SHL   ???  IR      C     279.61  26.99 ISS       SHL  
  IRK   ???  IR      C     339.31  31.18 ISS       IRK  
  BOK   ???  IR      C     277.10  32.58 ISS       BOK  
  DJA   ???  IR      C     207.49  33.24 ISS       DJA  
  MDR   ???  IR      C     261.98  40.61 ISS       MDR  
  HYD   ???  IR      C     269.21  40.74 ISS       HYD  
  RAB   ???  IR      D     129.16  40.88 ISS       RAB  
  QUE   ???  IR      C     289.88  48.65 ISS       QUE  
  ASH   ???  IR      C     300.54  55.03 ISS       ASH  
  CMO   ???  IR      C      27.26  68.83 ISS       CMO  
  SIM   ???  IR      C     311.67  71.75 ISS       SIM  
  KIR   ???  IR      C     336.98  72.15 ISS       KIR  
  KSA   ???  IR      D     300.12  73.68 ISS       KSA  
  JER   ???  IR      D     298.30  74.88 ISS       JER  
  UPP   B?E  IR      C     329.72  76.27 ISC       UPP  
  UPP   ???  IR      C     329.72  76.27 ISS       UPP  
  BUC   ???  IR      D     313.02  77.34 ISS       BUC  
  RES   ???  IR      C       9.27  78.82 ISS       RES  
  BEO   ???  IR      D     314.98  80.89 ISS       BEO  
  BER   ???  IR      C     333.22  81.40 ISS       BER  
  WEL   ???  IR      D     142.41  81.51 ISS       WEL  
  PRA   ???  IR      C     321.58  82.24 ISS       PRA  
  TAN   ???  IR      D     246.27  83.79 ISS       TAN  
  TRI   ???  IR      C     317.94  84.72 ISS       TRI  
  STU   ???  IR      C     322.17  85.85 ISS       STU  
  KRL   ???  IR      D     322.65  86.16 ISS       KRL  
  STR   ???  IR      C     322.52  86.75 ISS       STR  
  HBC   ???  IR      C      36.33  87.04 ISS       HBC  
  RCI   ???  IR      C     310.58  87.13 ISS       RCI  
  MES   ???  IR      D     310.69  87.15 ISS       MES  
  FIR   ???  IR      C     317.15  87.23 ISS       FIR  
  ROM   ???  IR      C     315.07  87.38 ISS       ROM  
  VIC   ???  IR      C      37.09  87.44 ISS       VIC  
  BAN   ???  IR      C      31.92  89.93 ISS       BAN  
  HHM   ???  IR      C      33.43  92.51 ISS       HHM  
  BTR   ???  IR      C     268.37  92.73 ISS       BTR  
  BUT   ???  IR      D      34.53  94.81 ISS       BUT  
  EUR   ???  IR      D      41.16  97.13 ISS       EUR  
  WDY   ???  IR      C      45.58  97.64 ISS       WDY  
  SLC   ???  IR      D      38.10  98.70 ISS       SLC  

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