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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                            JANUARY   1991
      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  -27 -29 -28 -29 -32 -33 -34 -30  -25 -23 -23 -19 -19 -20 -20 -19  -17 -17 -18 -16 -11 -10  -7  -7
 2   -4  -4 -10 -16 -14 -11 -15 -19  -16  -9  -8  -8  -8 -14 -16 -16  -19 -20 -19 -20 -20 -18 -15 -13
 3  -15 -15 -15 -14 -13 -19 -19 -21  -26 -33 -39 -30 -22 -20 -16 -11   -9  -9  -9  -8  -8  -7  -6  -8
 4   -6  -4  -2 -10 -17 -23 -18 -21  -19 -17 -17 -15 -12 -10  -8  -5   -7  -9  -9  -7  -6 -14 -14 -12
 5   -8   0   3   5   0   1   1   1    3  -1  -5  -8  -4  -4  -2   1    3   3   4   1  -2  -3  -3  -3

 6   -2  -1   0   0   2   3   3   3    2   0  -1  -1  -4  -4  -4  -3   -2  -2  -1  -2  -2   0  -1  -5
 7   -4  -2   2   4   6   9  11  14   13  10   8   7   3   2   2   0   -1   0   0  -1   2   3   1  -1
 8   -2   0   1   0  -2  -5  -8  -9   -3   1  -3  -2  -3   2  -3  -6   -7  -7  -4  -2   2   7   6   1
 9    3   6   8   5   7  11  12   8    2   3   6   8   8   8   4   3    8   9   9   8  10   9   2   0
10    4   5   6   5   4   4   6   7    6   2   2   2   2   2   4   1   -1  -1   1   0   2   4  -3  -3

11    1   3   4   4   2   3   1   2    4   2  -4  -9  -4  -2   4   6    3  -2  -5  -7  -9  -6  -4  -5
12   -2   6  28  30  34  28  13   3   -4   2  -1   4   2  -2   0   5    1  -7  -9 -13 -17 -15 -12 -13
13  -13  -9  -9 -15 -24 -30 -39 -37  -32 -23 -17 -15 -18 -14 -13 -12  -13 -14 -19 -19 -16 -12  -8  -6
14   -4  -2  -3  -4  -5  -4  -7  -7   -5  -2   0   3   6   9  11   8    5   4   3  -1  -2  -1  -1  -3
15   -1  -6  -7  -9  -5  -5  -8 -11  -14  -4  -4  -5 -10 -11  -3   4    4   4   1  -8 -17 -23 -19 -15

16  -11  -7  -5  -4  -7  -8 -10 -13  -19 -17 -16 -11  -5   0  -1   1    2   2   5   6   6  -2  -8  -6
17   -1   0  -2  -1   0   0  -2  -3   -3  -4 -15 -22 -16 -17 -17 -14  -13  -9  -6  -5  -6  -6  -9 -14
18  -11 -10 -13 -15 -15 -14 -12 -12   -8  -7 -10  -9  -6  -4  -5  -3   -4 -13 -17 -22 -26 -28 -26 -22
19  -20 -17 -13 -11 -12 -11 -13 -14  -13 -12 -14 -11  -8  -8  -8  -9   -9 -10  -8  -5  -5  -8  -8 -10
20  -13 -11  -8  -7  -6  -6  -6  -2    0  -1  -4   0   2   3   0  -1   -2  -2  -1  -1  -3  -6  -6  -5

21   -5  -3  -3  -3  -3  -2   1   0    1   3   2  -1  -7 -10 -13 -14  -15 -13  -9  -6  -2   0   2   7
22    6   9   9   5   6   5   6  10   12  14  14  11  10   9  10  12   14  13  14  18  19  19  21  22
23   20  17  17  17  14  10   8   8    6  11  10   8   4   5   4   2    3   5   7  11  16  25  20  20
24    8  -2  -2 -14 -13 -10  -8 -17  -18 -14 -31 -35 -22 -18 -21 -25  -26 -12  -1  11  18  18  13  12
25    6   9   8   5   5   3   5  13   15  14   3  11  14   7   7  14   12   0 -21 -23 -25 -30 -37 -30

26  -28 -26 -25 -30 -39 -40 -45 -37  -33 -33 -31 -32 -32 -30 -29 -33  -35 -29 -21 -19 -17 -12 -12  -8
27   -8 -10 -13 -19 -23 -21 -15 -11  -10  -4  -2  -2  -4 -10 -11 -14  -17 -16 -13 -16 -15 -12 -10  -7
28   -6  -6  -6 -10 -16 -22 -20 -16  -14  -9  -9  -7  -8 -10  -8  -7   -5  -6  -5  -5  -2   4   8   5
29    6   9   7  -3 -11 -10 -13 -14  -12  -9  -4  -3  -3   1   1   4    4   3   5  10  14  12   9  14
30   15  13  12   9   2   1  -1  -3   -4  -3  -3  -2   0  -1   4   4   -3  -7  -6  -9 -10  -7  -4   3

31   16  23  31  29  15  10   9  -3  -29 -22 -14  -8  -5  -4   3   6    0   5   8  11   0  -3  -1 -11