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March 2026
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Date
 
Space Environment Research Center, Kyushu University 
EDst1h (Realtime Ver.) 
Unit: nT 

March 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      -2  -12  -21  -30  -30  -20  -19   -7   -6   -9   -3   -3   -6  -11   -7   -3   -5   -6   -5    1    1    1    3    3 
  2      11    5   -2   -1    2   -6   -8   -3    6    9   13   16   21   15    7    4    7   10    8    9   10   12   10   11 
  3      15   13    7    5   -3  -13  -13  -11   -7   -5   -6   -4    6    9    7    2    5   -8   -7   -9    4  -13  -28  -25 
  4     -15  -16  -21  -22  -20  -20  -27  -17  -15  -11  -12  -20  -14  -10   -5   -6   -6   -4   -5   -5   -3   -2   -3   -6 
  5      -3   -2   -5  -11  -12  -10  -10  -11   -5   -4    0    1    8    6    6    2    3    3    4    5    3    3    4    4 

  6       7    2   -4   -5   -8  -13   -7    3   12    9   15   17   17   10   10    4   -6   -3   -1   -2   -4    0   -3  -16 
  7     -27  -33  -48  -55  -49  -33  -31  -16  -11  -11  -12  -13  -12  -11  -10  -10   -8  -15  -27   -5  -12  -11  -17  -17 
  8     -22  -21  -29  -34  -21  -19  -31  -30  -14   -7  -10  -14  -11   -8   -3   -5  -18  -28   -8  -11  -17  -19  -17  -16 
  9     -15  -21  -21  -17  -12  -10   -9   -8   -7   -4   -1   -1    1   -7  -15  -21  -19  -17   -9   -2   -4   -8   -8  -13 
 10     -17  -17  -36  -35  -25  -23  -19  -17  -11   -9  -15  -23  -24  -30  -24  -18  -11   -6    0   -2   -9   -3   -3   -7 

 11     -11   -9   -6  -18  -11  -11  -18  -15  -13  -11   -4   -6    0    0    3    3    0    0    0    0    3    0   -3   -5 
 12      -4  -12  -15  -15  -19  -12   -9   -8  -10   -8   -2   -1    6    1    1  -10  -15  -25  -19  -10   -5    1    1    2 
 13       1  -13  -13  -20  -30  -21  -10   -5   -4   -7    5    2    4   -2    0   -5    1   -2   -3   -2    9    7    0   -3 
 14     -42  -70 -101  -48  -91  -91  -48  -46  -37  -43  -46  -43  -57  -59  -53  -40  -44  -39  -35  -29  -27  -25  -28  -24 
 15     -16  -12  -24  -22  -23  -24  -23  -20  -14  -16  -12  -17  -26  -17  -23  -22  -14  -12   -8   -5   -7  -15  -24  -23 

 16     -14  -14  -15  -14  -11  -13  -18  -18  -15  -14   -9   -8   -5  -15  -25  -30  -26  -14   -7   -8   -8   -5   -4   -5 
 17      -4   -9  -11   -9   -9   -9   -6   -7   -3   -3   -1    2    7    2    2    4    1   -2   -2   -1    2    5    7    7 
 18       9    5    4    1   -1   -3   -1    0    4    4    4    1    5    4    6    4    3    5    4    6    8    8    5    4 
 19      11    4    0   -2   -1   -1    0    3    3    4    7    6   12    8    7    8    6    6    7    7    7    9   10   10 
 20      12    8    5    6    6   10    2   -7   12   10   17   29   37    7    4    6   12   10   15   14    7    3  -18  -43 

 21     -65  -94 -146 -107 -102  -96  -81  -78  -70  -49  -57  -65  -54  -52  -50  -44  -26  -21  -26  -33  -38  -27  -25  -32 
 22     -38  -36  -23  -35  -23  -27  -23   -3   -7  -25  -72  -73 -104 -135  -92 -121 -138  -90 -111  -93  -76  -79  -84  -94 
 23     -88  -71  -76  -61  -60  -61  -60  -50  -45  -41  -41  -43  -45  -51  -49  -28  -36  -37  -24  -22  -33  -41  -47  -46 
 24     -40  -47  -48  -47  -38  -27  -41  -40  -35  -32  -32  -35  -42  -38  -38  -37  -38  -36  -25  -18  -22  -22  -19  -18 
 25     -17  -23  -18  -22  -27  -18  -20  -15   -7  -16  -15  -29  -18  -15  -14  -16  -18  -19  -19  -15  -12  -14  -13  -13 

 26     -10  -14  -15  -18  -19  -16  -13  -16  -19  -17  -11  -13  -10  -14  -32  -27  -25  -28  -22  -14   -9   -9   -8  -10 
 27      -6   -8  -10  -14  -19  -11  -11  -10   -8   -3   -2   -1    4    0   -8  -23  -35  -37  -29  -25  -23  -20  -19  -22 
 28     -24  -28  -29  -34  -25  -24  -25  -25  -19  -10   -4  -16  -37  -32  -25  -25  -23  -13  -14  -17  -15  -14  -18  -28 
 29     -45  -46  -46  -47  -48  -43  -21  -16  -18  -22  -15  -17  -13  -14  -28  -31  -31  -22  -13   -8   -3    0    4    7 
 30       6    2   -3   -7   -6  -12  -17  -14    0   -1   -8  -15  -29  -37  -37  -34  -25  -21  -17  -14  -10   -8   -5   -5 

 31      -2   -5   -7   -8   -8  -10   -5   -9   -7   -9    0   -1    5   -1   -4  -10  -12  -13   -9   -6   -4   -3    0    0 



 
Space Environment Research Center, Kyushu University 
EDst6h (Realtime Ver.) 
Unit: nT 

March 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     -11  -15  -19  -22  -21  -19  -15  -11   -8   -6   -6   -6   -5   -6   -6   -6   -4   -3   -2   -1    1    4    4    5 
  2       3    3    1   -2   -3   -2    0    2    5   10   14   13   13   12   11    8    7    8    9   10   10   11   11   12 
  3      10    8    4   -1   -5   -7   -9   -9   -8   -4   -1    1    2    4    4    1   -2   -2   -5  -10  -13  -14  -16  -20 
  4     -21  -20  -19  -21  -21  -20  -18  -17  -17  -15  -14  -12  -11  -10   -8   -6   -5   -5   -4   -4   -4   -4   -3   -3 
  5      -5   -6   -7   -8  -10  -10   -9   -7   -5   -2    1    3    4    4    5    4    4    3    3    3    4    4    4    4 

  6       1   -1   -3   -6   -6   -3   -1    3    8   12   13   13   12    9    5    2    0   -2   -3   -2   -4   -9  -10  -11 
  7     -30  -38  -41  -41  -39  -32  -25  -19  -16  -13  -12  -12  -11  -11  -11  -13  -12  -13  -13  -14  -15  -14  -16  -17 
  8     -23  -24  -24  -26  -27  -25  -20  -19  -18  -14  -11   -9   -9  -10  -12  -12  -12  -15  -17  -17  -15  -16  -17  -17 
  9     -18  -17  -16  -15  -13  -10   -8   -6   -5   -3   -3   -4   -7  -10  -13  -15  -14  -12  -10   -8   -7   -8  -10  -11 
 10     -21  -24  -26  -26  -26  -22  -17  -16  -16  -16  -19  -21  -22  -22  -19  -15  -10   -8   -5   -4   -4   -6   -6   -6 

 11      -9  -10  -11  -12  -13  -14  -13  -12  -11   -8   -6   -3   -1    0    1    1    1    1    0    0   -1   -1   -2   -3 
 12      -9  -12  -13  -14  -13  -12  -11   -8   -6   -4   -2    0   -1   -3   -7  -11  -13  -14  -12   -9   -5   -2    0    1 
 13      -7  -12  -16  -18  -16  -15  -13   -7   -3   -1    0    0    1    0   -1   -2   -2    0    2    2    1   -4   -5   -8 
 14     -44  -60  -75  -75  -71  -60  -60  -52  -44  -46  -48  -50  -50  -49  -49  -45  -40  -36  -33  -31  -28  -25  -24  -24 
 15     -21  -20  -20  -21  -23  -21  -20  -18  -17  -17  -17  -18  -19  -20  -19  -16  -14  -11  -10  -12  -14  -15  -17  -19 

 16     -17  -15  -14  -14  -15  -15  -15  -15  -14  -11  -11  -12  -15  -18  -19  -19  -18  -15  -11   -8   -6   -6   -5   -5 
 17      -7   -8   -9   -9   -8   -7   -6   -5   -3   -1    1    2    3    3    2    1    0    0    0    1    3    5    6    7 
 18       6    4    3    1    0    0    1    1    2    3    4    4    4    4    4    4    5    5    5    6    6    7    7    7 
 19       3    2    2    0    0    0    1    3    4    6    7    7    8    8    8    7    7    7    7    7    8    9    9   10 
 20       8    8    8    6    4    5    6    7   11   16   19   17   17   16   13    9   10   11   10    5   -4  -16  -22  -29 

 21     -79  -94 -103 -104 -102  -89  -79  -72  -67  -62  -58  -55  -54  -49  -41  -37  -33  -31  -29  -29  -30  -32  -32  -30 
 22     -31  -31  -30  -28  -22  -20  -18  -19  -28  -44  -69  -85 -104 -110 -113 -114 -108 -105  -98  -89  -90  -86  -84  -86 
 23     -79  -74  -69  -65  -61  -56  -53  -50  -47  -44  -44  -45  -43  -42  -41  -38  -33  -30  -32  -34  -36  -38  -42  -44 
 24     -46  -44  -41  -41  -40  -38  -36  -35  -36  -35  -34  -35  -36  -37  -37  -35  -32  -29  -27  -24  -21  -19  -20  -19 
 25     -20  -21  -21  -21  -20  -18  -17  -15  -17  -17  -17  -18  -18  -18  -16  -17  -17  -16  -16  -15  -14  -13  -12  -12 

 26     -14  -15  -16  -16  -16  -17  -17  -15  -15  -14  -14  -16  -18  -20  -23  -25  -25  -21  -18  -15  -12  -10   -9   -9 
 27     -10  -11  -12  -12  -13  -12  -10   -8   -6   -3   -2   -2   -5  -11  -17  -22  -26  -29  -28  -26  -23  -22  -21  -21 
 28     -26  -27  -27  -27  -27  -25  -21  -18  -17  -19  -20  -21  -23  -26  -26  -22  -20  -18  -16  -15  -18  -22  -23  -25 
 29     -38  -43  -46  -42  -37  -32  -28  -23  -18  -17  -17  -18  -20  -23  -23  -23  -22  -18  -13   -7   -2    1    3    4 
 30       1    0   -3   -7  -10   -9   -8   -9   -9  -11  -15  -21  -27  -30  -30  -28  -25  -20  -16  -12  -10   -7   -6   -5 

 31      -5   -6   -7   -7   -8   -8   -8   -7   -5   -4   -2   -2   -2   -4   -6   -8   -9   -9   -8   -6   -4   -2   -1    0 




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