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

September 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       0   -4    5    2   -1    1    6    3    7    9   13   24   44   65   76   75   69   54   32   14    3    2    4    2 
  2      -3   -4    2    4    2    2    3    4    7   10   15   28   46   63   79   83   73   57   33   10    3    6    4    0 
  3      -1   -5    1    3    3    2    3    7   10   10    9   24   42   68   82   87   70   57   41   18    2    0    4   -1 
  4       0    3    0    0    1    3    3    4    7   11   11   23   40   56   63   64   55   46   31   13    0   -1   -1   -3 
  5       4    8    0    0    3   -1    7    4    7    8    9   19   37   45   55   71   59   43   30   15    7    2    0   -3 

  6       2   -3   -5    3    7    1    2    5    4    1    0   16   37   59   74   77   68   54   33   10    1   -7   -6   -4 
  7      -5   -2   -2   -2    2    3    3    6    7   10   19   38   49   65   74  102   94   65   26    5    0    9    0  -23 
  8      -8    7    8   -2   -2    4    6    8   18   10   27   37   42   61   77   76   63   44   13    4   -6   -6   -8   -7 
  9       1    0    2    3    2    4    4    4    4    7   16   29   49   64   74   71   61   51   32    7   -4   -2   -6   -2 
 10       3    1    1    5    5    2    0    3    1    2   12   32   54   64   77   78   80   61   25    5  -14  -12  -23  -33 

 11     -41  -15   -1    6    1    0    3    5    5   -1    5   20   36   52  999   58   59   45   29  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  999  999  999  999  999  999  999   36   48   66   76   66   47   22    3   -6   -5   -2   -1 
 15      -1   -2    1    2    5    2    1    1    4    1    1    5   13   29   34   30   32   29   21    6   -1   -1   -4   -5 

 16      -3   -1    2    1   -1    3    3    2    0    1    7   11   24   42   53   58   54   46  999  999   -2    1   -2   -1 
 17       0   -1   -1   -2    3    7    0   -1   -2    6   29   43   46   55   51   50   37   32   35   22  -39  -67  -54  -10 
 18       0    2    4    3   -3  -11    3   13   14   10    1   20   46   60   62   61   50   43   29   11    1    0   -1   -5 
 19      -4   -1    0    1    0    1    0    2    3    3    6   15   35   46   49   48   45   39   23    4   -5   -2    0   -1 
 20      -1   -2   -2    1    1    2    2    2    1    0   11   30   47   60   65   65   55   38   23    5   -3    1   -1   -2 

 21      -7    6   -3    2    2   -1    0    3    2    5   14   29   44   58   69   73   52   26    5   -2   -5  -13  -32  -12 
 22      -7   -6   10    9    4    4    5    2   -2   16   10   20   44   62   72   71   50   27    9   -1   -4   -7   -3   -2 
 23       4   -4   -1    1   12  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