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

December 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     -26   10   64  130   97   84   36   14    1   -6  -10  -14  -10   -6   15    1   -4   12    4    2    6    9    7   12 
  2       2   41   56   71   81   54   40   11    0   -2   -7   -6   -3    1    8    5    3    0    4    6    3    5    5   -2 
  3       9   35   57   68   62   48   28   16    8    6    4   -6    7    2    1   -7   -8    1   18   13   -1    5   17  999 
  4     999  999  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   81   73   46   34   22   10    5    3    1    1    2    1   -2    0   -4   -2   12    9    2    4   12   28 

  6      47   73   99  110   88   60   29    2   -1    7    1   -5   -5   -3    8   10    0    0   -2    1    4    6    9   19 
  7      42   57   82   95   79   59   38   17    7    4    3   -1    0    1   -1    1   -3    0    1    0    2    2    3   12 
  8      39   70  103  127  126   96   61   26    7   -4   -2    1    3    2   -2   -2    3    4    6    2    1    1    1   -8 
  9     -11   14   50   81   95   86   53   24    7    3    2    0  999    0    2   -1    1    0    1    2    3    2    4    3 
 10      12   41   71  104  114   91   68   39   15    4    4    3    1   -3   -6   -3    3    5    3    2    5    4   -3   -3 

 11      13   45   48   86  101   60   53   23    8    3    1   -1   -2    1    0    0    0    1    2    1    0    1    9   17 
 12      27   44   74   85   93   72   51   26    8    2    2    1   -1   -1   -2   -6    1    1   -1    5    2    3   13   24 
 13      36   57   84  105  101   80   45   26   11    3    2   -5   -4   -1    0    1    0   -1   -2    1    4    7    4    6 
 14      34   49   67   83   72   75   57   24    9   -4   -1    0    3    1   -2   -5    0    9    1   -2    5    8    7    0 
 15      15   42   54   74   92   68   60   42   23    4  -18   -3    3    1   -5    5   -9   14    3    7    5    4   16   28 

 16      39   46   68   87   81   64   51   18    8    7   -3   -5    1    0    0   -1   -1  999  999  999  999  999  999  999 
 17     999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999  999    0    3    3  999   20 
 18      38   65   87  103  104   86   62   39   20    6  999  999  999    0  999  999   -3    3  999  999  999  999  999  999 
 19     999  999  999  999  999  999   61  999   23   11    6    4  999  999  999  999  999  999  999  999  999  999  999  999 
 20     999  999  999  999  999  999  999   26   11  -11  999  999    2    2    2    3    3   -4    6    5    7    2    0   11 

 21      20   43   90  110  104   72   38   29    6    7    4    4    0   -3    6    2   -1    1    2    7    2    2   10   22 
 22      46   79  109  130  103  100   52   37    5   -7    0    3    2    3    3    0    1    4    2    5    5    3    1   10 
 23      -3   42   78  106  116   91   66   48   26   10    4    1    0    0   -2   -2    0    1    0    1    2    1   -2    2 
 24      21   58   89  119  139  123   91   53   20    5    3   -4    1    0   -2   -4    2    4    4    3    0    1    2    0 
 25      11   48   97  125  130  105   75   40   21    3   -4   -5   -8   -6   17    8    0   -2    3    6    4    1    2  999 

 26     999   49   84  123  146  138   94   50   26   14    5   -1   -2    0   -1   -1    1    1    0    3    1    4    1   10 
 27      20   60  105  130  131  108   74   35    5    1   13    7   -3    1   -7   -6   -2   -4   -6    4    3    5    8   20 
 28      37   68  110  125  167  119   69   27   13    3   -2    1    3    2   -2    1    0    4    3    3    4    3  999  999 
 29     999  999  999  121  127  103   68   38  999  999    2    4    4   -3   -4    4   -6    3    4   -3   -4    8   22   36 
 30      34   47   45   88  118  114   64   49   32   12   -5    2    4   -5   -4   -1    2  999  999    2    2    5   11   13 

 31      20   41   59   87   96   74   52   28   14    8    4    3    3    2   -3   -3   -1   -1  999    4    1    6   16   31