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

September 2023 

 
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      -1    0   -4    1   10  999    0    9   12    7   16   41   66   74   88   81   70   62   47   17   -4   -6   -1  999 
  2       0  999  999   -2  999   21    0    3    5  999   36  999   52   70  999   80   73   62   42    7  -13  -36  -12  999 
  3     999  -25   11   26    9   -2   -5   13   25   -5    4   24   57   60   73   65   51   37   21    6    9   15   10   -2 
  4       3   -2   -2    4    8    3    1    3    5    4   16   33   58   87   91   88   84   57   32   14    3    7   10    5 
  5       4    3    2    1    1    1    3    2    3    9   19   29   48   67   82   76   88   65   37    8  -19   -2  999   -3 

  6       4    2    1   -1    6    6    3    0    5    8   17   39   69   97  104   95   91   70  999   12    6    5    8    5 
  7       6    1   -6   -4  999    1    0   -2   -1    5   16   37   65   95  107  999   85   58   37   13    5    7    3   -1 
  8       0  999    5    0    1    3    3    4    2  999    5  999   51   70   83   74   71   42   14    4    4    8    6    2 
  9       5    1   -2   -1    1    4    4    8    6    5   19   44   72   80   80   69   57   38   29   17    9    8    4    1 
 10      -1    0   -2   -2    0    2    3    2    3    4   18   40  999   95  112  107   90   74   50   24    8  999  999  999 

 11       1    2    0   -4    1    2    7    3    1    0    3  999   50   70   88   85   66   56   39   19    7    3    1   -3 
 12       4    3   -1   -5   -2    1    3    2    1   -5    4   22   63  122  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   28   18    2   -3   -6   -9 
 14     -13   10   -9   -4    2    2   -1    4    1    1   15   32   58   75   89   89   74   48    7  -37  -28  -20  -25   -8 
 15      -6   -5   -6    4    2    0    1    1   -1   -4   -1   20   43   59   71   80   52   28    9   -2   -2    1   -8  -11 

 16      -8   -3   -3   -1    2    2    5    3   -1   -2   -1   13   33   55   66   67   64   45   16    7   -3  -17  -19  -25 
 17     -11   -2    3    6    1    2    8    9    7    2    7   27   46   68   77   81   72   53   17    2   -9  -20   -2   -8 
 18       0   -6   16   -5   -4   -6   17    3   -2    1    3   16   38   65  114  100  999  999  -22  999  999  999  999  -27 
 19      -2    0   -9  -22   21  999  999  999  999   17  999   54   82  999   97  999   42    7    8   -7  -12  -15   -5   -9 
 20      -8    3   -4    7   11    1    2    9   10   10   20   30   48   70   96  104   82   59   33   13   -4   -1   -7  -23 

 21      -9    1    0    2    3    1    5   -3    0    5   11   19   47   54   71   76   62   41   17   -4   -7   -7   -4   -4 
 22      -1    0   -2    0    4    8    4    3    2    6   14   26   51   78   96   96   74   39   17    1   -1    0   -1   -7 
 23      -2   -5   -7    9    6    3    1    5   10    7   11   24   43   77   88   88   64   47   20   -5   -6   -3  -12   -6 
 24      -6   -8   -5    3    9    6    7    6    8    4    2   16   36   46   61   67   51   30   16    3   -7   36  -47  -72 
 25     -55   -8  -22   -6   13    0    7   12   11   -9    8   12   61   87   92   97   79   65   23   21    5    5   -1  -12 

 26      -7   -4    3    2    0    9   10   11   12   15   13   35   38   76   78   78   69   52   31   12   -8   -4  -10  -15 
 27       8   -2    0    0    1    1   10    2    2    1   21   31   39   54   94  105   90   71   18    6    2    3    0    0 
 28      -1   -2   -1    3    3    2    4    5    5    4    7   19   37   51   61   59   50   27   14    9    5    6    5   -6 
 29      -4    3    3  999    5    9   13   16    7   10    9   22   37   58   73   73   53   36   15    5    7    8    4    0 
 30       1    1   -3   -1   -1    5    0    4   12   13   13   33   68   90   99   96   72   45   13  -11  -10   -6  -19  -24