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

April 2021 

 
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      23   55   89  110  101   92   45   14  -10  -12   -8  999  999  999  999  999  999  999  999   -4   -1    3   -7   -9 
  2      20   55   95  103   98   74   47   20    4    3    1    0   -1   -4   -8   -3   12    6   -6   -3    4  999   -3  -13 
  3      -1   36   55   64   73   54   46   29   18   10    2   -2   -7   -4   -8  999  999  999  999  999  999   -2  999  -13 
  4      -3   26   58   84   88   87   75   46   20    5   -1    0   -4   -7   -5    1   -2   -3   -3   -3   -3   -4   -4   -6 
  5      24   66  102  115  104   90   67   37   17    6    8    1   -1  -14  -13   -3   -2   -3   -2   -3   -3   -1    0   -4 

  6      22   52   77   84   77   56   45   18    5    0   -2   -1   -1   -6   -7   -3   -3   -5   -2   -4   -5   -5   -5    3 
  7      34   66  100  999   82   72   40   25   14    0  999  -31   -2    5    1    3  -19    2   -2    7   -3   -3    0   10 
  8      34  999  999   78   57   32   23   18   12    6    1   -2    1    1    1   -2   -2   -2    0    1    0    0   -4  -10 
  9      16   49  999  999   60   48   40   18    2   -2   -3   -5   -4   -2   -5   -7   -1   -5   -3   -3   -2   -2   -9  -10 
 10      18   52   81   90   88   66   38   10   -3   -7  999   -9   -4   -5  999   -8   -8   -8   -4   -2   -2   -5   -8   -5 

 11      18   52   88   97   82   58   32    0  -17  -12   -7   -6   -5  999  999  999  999  999  999  999  999  999  999  999 
 12     999   60   92   99   89   61   39    7    2   -7   -8   -2   -7   -6   -9  -12  -12   -1   -3   -6   -6   -6   -9    0 
 13      27   56   75   88   86   66   37    8  -14  -12   -4  -13  -16  -10   -9   -8   -8   -8   -7   -3   -8   -8  -16   -4 
 14      12   39   70   78   87   68   44   20    3   -3   -9  -10  -12  -13  -10   -8  -15  -13  -10   -8   -7  999   -9   -9 
 15      16   44   84  105  111   99   51  -15    5    1   -1   -5   -8   -5   -4  -10   -7   -8  -10   -8   -5   -4   -9  999 

 16      40   76  999  999   85   69   41    4  -12  -18   -4    0  999  -14  999   -3  999    5  -10  999  999    2  999  999 
 17     999   63  999   70   67  999  999    6  999  999  999  999  999  999  999  999  999  999  999  999  999   -7  -10   -1 
 18      16   53   55   72   77   71   33   17  -11  -26  -22   -5  999   -1  -11   -6   -1   -4    3  999   -1   -6  999   -1 
 19     999  999  999  999   64    6   17   11    3  -24  -15   -7   -8    1    0   -6   -7   -8   -3   -3   -3   -5   -8   -6 
 20      35   57   87   89   78   45   37   25    7  -11    2   -2   -4  -12   -9   -9    0   -7  -12    1    1  999  999  999 

 21      34   72  102   91   86   55   10  -23  -26  -16   -2   -4   -3   -5   -7   -8   -6   -4   -3   -4   -4   -9  -11   -6 
 22      26   62   95  109   90   71   39   19    8    1   -8   -6   -4    0   -5   -7   -5   -4   -3   -3   -1   -3   -9   -3 
 23      23   72  107  119   85   77   49   32   11   -3   -8   -8   -3   -3   -6   -8   -9    4    0    3    4   -4   13   -2 
 24      20   51   70   74   69   56   47   19    0  -19   -9   -4   -2   -4    0   -7   -6   -6   -2    0   -2   -5  -11  -14 
 25      35   37   70   55   47   14   35   42   30    5    4  -12  -16   -5    2    2   -5   -6   -6    2    1    3    5   14 

 26      44   52   61   63   24    4  -10  -23    9   12    9    5   -2   -7   -9   -3   -2   -1   -2   -3   -1   -1    0    9 
 27      33   55   74   84   65   48   39   17    6    2    0   -1    0    1   -5   -6   -1   -2   -3   -3   -2   -1    4   12 
 28      34   53   66   70   66   60   43   19    6   -1   -4   -6   -5   -6   -5   -7   -6   -6   -5   -6  999  999  999  999 
 29     999   42   78   92   95   87   70   42   13    1   -7    0   -2   -7   -4   -4   -2   -2   -4   -4    4   -1   -8  -12 
 30      22   60   92  111  119  101   75   39   14    8    2   -5   -4   -5   -6   -2    5   -6    0    0    0  999   -1   -6