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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (REAL-TIME)  
                                           FEBRUARY   2010
      unit=nT                                                                                      UT
      1   2   3   4   5   6   7   8    9  10  11  12  13  14  15  16   17  18  19  20  21  22  23  24
DAY
 1    0  -1  -1  -2  -4  -5  -6  -3   -9 -12  -8 -11  -9  -7 -12 -16  -11  -8  -5  -6  -5  -8  -7  -1
 2   -3  -8  -8  -7 -12 -13 -18 -18  -19 -21 -19 -17 -15 -13 -14 -13  -11  -9  -5  -2  -2  -1  -6  -8
 3   -7  -2  -2  -2  -2  -6  -8 -10  -15 -18 -21 -17 -13 -19 -22 -20  -19 -18 -14 -11 -13 -13 -11  -5
 4   -2  -4  -8 -11 -11 -12 -14 -14  -14 -13 -10 -10 -11 -12 -10  -7   -7  -5  -4  -4  -5  -6  -6  -6
 5   -4  -4  -6  -7  -6  -8  -8  -6   -3  -2   0   0  -3  -7  -7  -5   -3  -4  -3   0   1   0   2   2

 6    2  -2  -1  -3  -3  -1   0   2    1   2   4   7   5  -6 -15 -20  -16 -14 -14 -14 -18 -16 -13 -11
 7  -10 -11 -11 -12 -12 -14 -14 -12  -12 -12 -11  -8  -7  -8  -9  -6   -4   0   2   9   4  -1  -8 -12
 8  -19 -16 -19 -21 -23 -23 -23 -18  -15 -12  -8  -2  -3  -3  -1   2    4   5   6   5   6  10   9   6
 9   -4  -8 -11 -13 -14 -14 -13  -5    1   3   6   6   8   5   1   0   -2  -1   2   0  -3  -4  -6  -4
10   -4  -5  -7  -8  -9 -12 -14 -14  -17 -20 -17 -13  -9  -8  -8  -8   -8  -7  -6  -5  -6  -4  -5  -2

11    2   9  15   9   3  -3  -8  -7   -6   0   1   4   3  -2   3   1   -3  -5  -3  -2  -2  -2  -2   2
12    2   2  -1  -9 -19 -25 -29 -26  -26 -24 -22 -19 -17 -16 -16 -17  -17 -15 -12 -13 -14 -11 -10  -7
13   -7  -6  -8 -12 -15 -16 -15 -11   -9  -7  -4  -3  -2  -4  -7  -8  -10 -15 -19 -20 -16 -13 -11 -11
14  -11  -8 -10 -12 -14 -16 -19 -19  -15 -14 -15 -17 -15  -8  -4  -2   -1  -1  -2  -1   0   1  -4 -16
15  -24 -25 -25 -27 -29 -28 -28 -29  -27 -23 -19 -15  -8 -10 -17 -23  -25 -21 -16 -29 -42 -50 -58 -58

16  -53 -45 -42 -41 -42 -42 -44 -47  -44 -41 -34 -28 -24 -19 -18 -17  -19 -16 -13 -17 -23 -26 -30 -34
17  -34 -34 -31 -31 -31 -29 -28 -26  -24 -19 -16 -16 -19 -17 -17 -16  -15 -14 -11 -12  -8  -4  -6  -9
18   -9  -6  -6  -7  -8  -7  -5   2    5   4   2  -2  -5 -12 -19 -16  -10 -10 -11 -15 -17 -15 -14 -12
19  -11 -10 -12 -15 -18 -19 -19 -18  -17 -15 -14 -12 -12 -11 -11  -8   -3   0  -4  -2  12  15  -7   0
20   10   4  -3  -2  -3  -1  -2  -1   -1  -1   0  -2  -1   0   1   1    1   2   2   1   0   0   0   0

21   -2  -2  -2  -3  -3  -5  -5  -3   -1  -1  -2  -2   0   1   2   4    5   5   4   3   4   3   3   4
22    3   0  -3  -3  -3  -3  -1   1    1  -3  -6  -9  -8  -4  -1  -2   -4  -4  -4  -5  -9 -13 -15 -18
23  -17 -17 -16 -15 -14 -14 -12 -10  -11 -11 -11 -10  -9 -10 -10  -8   -5  -3  -3  -1  -2  -3  -3  -2
24   -2  -3  -4  -6  -6  -6  -7  -6   -7  -8  -7  -5  -4  -4  -3  -2   -4  -5  -6  -8  -8  -9  -8  -7
25   -8 -10 -10  -8 -10  -9 -11  -8   -9 -10  -8  -5  -4  -2  -1   2    1   6  10   3   2  -3  -7  -6

26   -8  -8 -10 -11 -11 -10  -9  -8   -7  -8 -10 -10  -8  -5  -5  -4   -4  -2  -2  -4  -3  -4  -3  -1
27   -1   1   0   0  -1  -2  -2  -1   -1  -1  -1   2   3   4   3   0   -2  -2  -2  -2   1   2   2   2
28    4   7  10  13  16  17  18  10    9   8   7   6   5   5   4   5    5   4   6   5   4   4   3   2