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

April 2026 

 
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       7   32   65   97  140  132  129  113   88   54   27   12    4   13  999   -6  999   -4   -9   -3   -1    4    1    8 
  2      17   22   65   79   88  162  135  120    0    0  -43  -20  -23    2   -4  -31  -26  -20   18   -8   20   -3   -4    3 
  3      11   42   80  102  124  141   79   66   51    4    1  -13   -6  -14  -12  -12   36    0    3  -22  -11   22    3    2 
  4      31   74  110  137  177  137  100   55   50   35   17   10    3    1   -1    0   -1   -1   -6    0    5    0   -1   -2 
  5       4   45   81  106  128  142  128   76   47   19   17    1    7    2   -4  -10    5   -7    5    4    1   -1    0    1 

  6      17   46   95  153  149  152  149  100   56   19   14    2    2   -2  999  -10   -5    1    7    0    7  999   -1   -4 
  7       1   22   58  107  154  144  124  107   78   53   28   14    6    4    3  999  -14    7    2    1    2    2    7    1 
  8      -6   10  999  119  144  999  111   80   55   44   29    6   -1   -2   -4  -10    2    6    0    7    1    2    5    6 
  9       6   34   73  114  144  131  108   72   58   34   18   11   11    2   10   -1   -8  -12   -6    0    1    2    9    9 
 10       8   35   46   91  130  123  124  107   64   48   15   15   13    4  -10  -21    0   -3    1   20    2   -3    2    6 

 11      11   36   78  120  123  117   53   35   19   18   -3    2    0    8    2   -4    3   -1    0   -1    3    4    3    0 
 12      10   41   82  112  140  125  103   70   55   26   12    4   -2   -4   -7    2   -3   -3   -2    6    5    1   -5    1 
 13       2   17   50   80   95   83   69   56   39   27   16   10  999   -2   -1    0   -1   -1   -1    1   -1    0   -2   -4 
 14       9   39   82  130  148  137  109   75   41   19    7    6    2    1    0    1   -1   -1    0    1    3  999    1    1 
 15      16   46   96  127  139  128   84   46   27   13  999   11    2   -1    2    1  999   -3   -8  999    2    0    4    4 

 16      13   46  103  143  150  132   91   51   14    1    4    8    2   -2   -4   -1    0   -1   -2  999    4    1    0    0 
 17      11   47  103  999  152  146  111   72   41   19    8    6    5  999   -2   -3    0   -2   -4    2    1    5  999  999 
 18      19   57   94   98  116  170   34  -14  -94  -93  -19  -21  -23    2    8   -5   -7   10    4  -11    3    6    4   -4 
 19     999   47   40   95  106  106  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 20     999  999  999  999  999  999   55   61    9  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 

 21     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 22     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 23     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 24     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 25     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 

 26     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 27     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 28     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 29     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999 
 30     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999