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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (PROVISIONAL)
                                           DECEMBER   2016
      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    1   3   6   5   2  -6  -9  -6   -4  -2   0   1   2   6   5   4    4   5   6   4   3   4   4   4
 2    3  -1   0  -2  -3  -3  -7  -6   -6  -2   0  -3  -3  -4  -4  -4   -5  -4  -3  -4  -5  -5  -5  -6
 3   -6  -4  -3  -2  -1  -2  -2  -1   -1  -1   1   0   0   0  -2  -2   -1   1   2   3   3   4   5   4
 4    4   5   5   6   6   7   5   4    3   4   2   2   3   3   4   7   12  16  18  18  18  16  14  13
 5   13  11  11  10   5   4   3   2    3   6   8   7   9   7   5   4    6   4   4   4   4   5   2   7

 6   12  13  13  13  14  14  13  13   14  14  16  13  -6  -8 -12 -12   -6  -3  -7 -10 -11 -10  -7  -2
 7    1   0  -1  -4  -9 -12 -14 -16  -13 -13 -12 -13  -9  -5   0  -7   -9  -8   0  -1 -11 -11  -7  -7
 8   -5  -8  -2   0   0  -3 -12  -8   -4  -4 -21 -17 -17 -18 -17 -25  -24 -24 -22 -17 -23 -20 -23 -22
 9  -16 -16 -15 -12 -13 -10 -17 -22  -18 -11  -5  -8 -11 -11 -11 -13  -11 -18 -39 -41 -37 -34 -37 -33
10  -27 -27 -25 -25 -23 -23 -24 -27  -27 -23 -21 -21 -20 -19 -20 -23  -22 -20 -19 -21 -27 -24 -20 -17

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

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

21  -10 -12 -11  -6  -3  -2  -7  -1    4   9  -3 -15 -15  -7 -16 -33  -10 -38 -30 -35 -40 -35 -33 -33
22  -31 -31 -39 -31 -27 -34 -40 -40  -37 -33 -34 -30 -27 -26 -31 -29  -26 -25 -26 -23 -24 -30 -28 -27
23  -23 -20 -25 -28 -22 -24 -25 -28  -23 -22 -21 -29 -24 -24 -24 -25  -26 -28 -29 -29 -40 -37 -33 -30
24  -27 -28 -33 -28 -23 -25 -26 -27  -29 -30 -25 -22 -21 -19 -15 -16  -19 -20 -22 -20 -17 -12 -10  -9
25   -6  -6 -13 -14  -9 -12 -16 -17  -18 -23 -28 -22 -22 -20 -23 -25  -29 -31 -30 -24 -19 -17 -18 -20

26  -21 -21 -18 -22 -23 -27 -26 -24  -25 -29 -29 -25 -30 -26 -26 -30  -32 -27 -22 -21 -22 -22 -21 -23
27  -21 -20 -22 -20 -17 -18 -22 -23  -20 -19 -17 -15 -14 -19 -19 -20  -18 -15 -17 -15 -15 -18 -19 -19
28  -17 -16 -15 -16 -14 -15 -17 -18  -18 -11  -7  -8 -10  -9  -9 -11  -12 -16 -15 -14 -12 -10  -7  -5
29   -5 -10 -13 -11 -10  -8  -9 -11  -13 -13 -10 -11 -13 -15 -17 -20  -23 -23 -19 -15 -12  -9  -7  -5
30   -4  -6  -7  -7  -7  -6  -6  -6   -7  -8  -6  -3  -3  -4  -4  -2   -4  -8 -12 -12  -9  -8  -4  -2

31   -3   0   1   2  -1  -1   3   4    3   1   2 -12 -21 -29 -24 -23  -18 -16 -16 -19 -25 -24 -13 -10