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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                           DECEMBER   1998
      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  -12 -13 -12   0  10  15  -1  -8   -8 -13 -20 -20 -20 -20 -23 -24  -26 -26 -22 -21 -18 -17 -15 -14
 2  -13 -11  -7  -6  -9 -14 -22 -20  -17 -18 -15 -10  -7  -6  -7  -6   -6  -6  -8 -12 -13 -14 -11 -11
 3  -11 -11  -5   0  -1  -4  -7 -10  -10  -8  -7  -1  -2  -4  -9  -9  -13 -16 -19 -15 -10 -10 -10 -10
 4   -8  -7  -5  -5  -5  -7  -9  -9   -8  -9  -8 -13 -12 -15 -18 -23  -25 -25 -22 -17 -15 -14 -15 -16
 5  -14 -12 -11 -10 -12 -21 -27 -29  -30 -31 -30 -27 -21 -23 -21 -22  -25 -25 -29 -25 -24 -21 -24 -22

 6  -20 -16 -14 -12 -11 -10 -10 -13  -19 -18 -24 -18 -15 -24 -25 -23  -20 -19 -16 -16 -19 -20 -21 -19
 7  -15 -13  -9  -5  -4  -7  -9 -10   -8 -11 -12 -11  -5  -4  -6 -10  -11  -8  -6  -1  -4  -8 -17 -13
 8   -9  -9  -8  -7  -7  -5  -8  -8   -4  -4  -5  -4  -3  -6  -8  -6   -5  -5  -3  -2   2   3   0  -4
 9   -6  -6  -3   1   2   3  -1  -5   -4  -4  -3   0  -1  -4  -5  -7  -11 -15 -10  -6  -5  -6  -7  -6
10   -4  -3   0   2   3   2   2   4    7   6   3   3   3  -2  -5  -6   -6 -11 -13 -13 -16 -19 -28 -39

11  -43 -39 -43 -44 -44 -45 -49 -57  -66 -61 -62 -64 -65 -64 -65 -69  -67 -59 -51 -40 -28 -21 -20 -28
12  -26 -20 -16 -17 -15 -16 -17 -19  -18 -16 -15  -8  -7 -13 -15 -16  -16 -16 -14 -12 -10  -9  -8  -6
13   -5  -3  -5  -4  -2  -3  -2   0    1   3   2   2   2   1   3   7    6   4   7   9   9   7  11  12
14   13  15  20  19  19  14   7   3   -1  -4  -4   0   9  14   7   4   -7  -8  -5  -1   3   6   7   5
15    5   4   2   2   5   4   0  -3   -2   3   4   5   6   5   4   6    5   3   5   7   7   5   6   0

16   -1   1   6   4   8   9   2  -8   -6  -2  -3   0  -4  -7  -9  -9   -8 -10 -11  -9  -7  -7  -7  -7
17   -3  -1   0  -1   0   0  -3  -5   -6  -2   2   5   5   4   6   6    6   6   4   2   6   6   3   4
18    8  11  12  10   9  10   9   8    6   3   1   4   3   7  11  11   11  13  13  12   8   3   1   0
19    0  -1  -1   1   1   3   2   0   -1   0   2   6   9  13  23  21   18  17   9   6  -2  -7  -9  -1
20    3  -2   1   5   6   8   2  -6   -7 -13 -24 -22 -16  -9  -9 -15  -15 -15  -9  -4  -3  -1   0  -2

21   -2   0   2   6   4  -1  -2  -1    1   0   0   4   6   8   6   5    1   0   2   4   5  11  12  13
22   16  19  18  17  18  16  10  10    7   6   6   7   7   7   7   7    5   7   7   5   4   8   9   7
23    4   3   3   4   6   5   1  -3   -8 -10 -18 -18 -15 -14 -14 -18  -22 -24 -24 -20 -15 -15 -14 -11
24   -9  -8  -7  -6  -4  -3   0   2    2   0  -2   1   5   6   5   5    4   2   3   4   4   4   6  10
25    3   2   4   4   7  11  14   4  -13 -31 -51 -57 -37 -29 -26 -19  -20 -18 -10  -7  -4  -8   0   1

26   -7 -13  -9  -9 -22 -23 -14 -21  -30 -27 -16  -9 -13 -15 -14  -6   -8  -6  -5 -11  -8  -7 -14 -21
27  -22 -25 -25 -24 -19 -13  -7  -3   -3  -4  -5  -8 -12 -15 -13  -8   -6  -7  -8  -6  -3  -2  -3  -6
28   -9  -9 -10 -11  -9  -3   3   6    7   7   5   1   1   1   4   7    7   1  -5 -17 -25 -19 -19 -13
29   -7  -8 -10  -9  -5  -2  -7 -20  -33 -48 -53 -58 -42 -31 -28 -29  -33 -39 -44 -40 -39 -44 -45 -36
30  -26 -24 -24 -19 -18 -20 -19 -19  -14 -14 -19 -17 -14 -15 -17 -14  -15 -14 -11  -5  -3  -8  -8  -6

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