Space Environment Research Center, Kyushu University 
EU, EL (Realtime Ver.) 
Unit: nT 

January 2024 

 
Universal Time 

DAY       0    1    2    3    4    5    6    7    8    9   10   11   12   13   14   15   16   17   18   19   20   21   22   23 

  1     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
  2     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
  3     999  999  999  999  108  103  112   88   71   40   17    0   -5   -3   -6   -3   11   -2   -6   19   10   -2   -6   -1 
  4       7   16  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
  5     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 

  6     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
  7     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
  8     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
  9     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 10     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 

 11     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 12     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 13     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 14     999  999  999  999  999  107  103   68   37   27   24   18    5    2    3    2   -1    2   -3    0    4    0    6    6 
 15      14   30   75  999 -160  142  107   77   25    5   15   14    9    3   -7   -2   -4   -3    0   -1    2   -2    4   -3 

 16       1   23  999  -38  121  113  101   82   51   40   35   20    7    2    6    6    2    1    9    4    2    1    3    1 
 17       7   25   58  999  107  119  129  111   75   46   28   17    2   -1   -4    0    1    0   -4   -2    3   -2   -4   -2 
 18       9   11   30   66  113  120  140  136   92   43   23   10    4   -4   -6   -2    0    0    2   -6   -4    7    2   -1 
 19      -5    0   35   60   87  105  121   76   36   18   17   12    5    3   -3    2   -1   -7   -8   -5    0    2    0    1 
 20       7   -2   18   42   78   72   77   64   49   33   22    9    4   -2   -4    3    6   -3   -3   -2   -3    1    2    0 

 21       2   19   52   84  116  117  100   74   51   39   19    2    3   -1    2    5    3    1    3    2    1   -1    2    3 
 22       7   12   24   42   66   62   57   47   51   25   23   17    7    0   -4   -2    1   13    2   -5    3    0   -4    2 
 23      17   45   87   97   97   90   79   82   66   49   31   15    6    3    0    2    2    8    0   -4   -1    0    5   -1 
 24       4   56   70  100  103   76  108   88   73   37   27   11    9    7    3    0    0    1    1    1    1    2    0   -1 
 25       5   26   57   77   93  116  109   92   70   45   24   20   10   -5  -11   -1    5    7    4    5    0    1    0   -1 

 26       4   27   60   89  106  131  120  102   71   42   26   19   11   14  -12  -13   -3   -1    4    4    5   -2    1    2 
 27       6   26   51   87  108  120  109  104   74   46   27   16    7    3   -2   -3   -4    4    3    2   -3    2    4    3 
 28       3   28   54  104  110  122  103   90   64   38   32   16    8    7   -5    2    1    0   -3   -5   -4    5    5    0 
 29       8   16   40   83  122  171  151  123   90   55   24   10   -2    2    4   -1   -1   -4   -3   -1   -3    5    2   -1 
 30       4   12   49   50   69   83   81   56   37   23   16   12    3    1    2    1   -3   -5    0   -4    0    3   -1   -1 

 31       2   23   55   77   96  111  103   72   63   38   24   16    7    2   -4   -3    0   -1    6   -1   -4    3    0   -4