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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (REAL-TIME)  
                                           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    0   3   7   4   1  -5  -9  -6   -4  -2   0   0   2   5   5   4    3   5   6   3   3   4   4   4
 2    3  -1   0  -2  -3  -3  -7  -6   -5  -2   0  -3  -4  -3  -4  -4   -5  -4  -3  -4  -6  -5  -5  -6
 3   -6  -4  -3  -1  -1  -2  -2  -1   -1  -1   0   0  -1   0  -2  -2   -1   1   2   3   3   5   4   4
 4    4   5   6   6   6   7   5   5    4   4   2   2   4   3   5   7   12  16  18  18  17  16  15  13
 5   13  11  12  10   5   4   3   1    3   6   8   7  10   8   5   4    6   3   3   4   5   5   2   7

 6   12  13  13  13  14  14  13  13   14  14  16  13  -5  -8 -12 -11   -6  -3  -7 -10 -11 -10  -6  -2
 7    1   0  -1  -4  -9 -12 -14 -16  -13 -12 -12 -13  -9  -4   0  -7   -9  -8   0  -1 -11 -10  -7  -7
 8   -5  -8  -2   0   1  -3 -11  -8   -4  -3 -22 -17 -16 -17 -17 -24  -24 -24 -21 -18 -23 -19 -23 -21
 9  -16 -15 -15 -11 -14  -9 -16 -21  -17 -10  -5  -8 -10 -11 -11 -13  -11 -18 -39 -41 -37 -34 -37 -32
10  -27 -27 -25 -25 -23 -23 -24 -27  -26 -23 -21 -21 -20 -18 -20 -23  -22 -20 -19 -21 -26 -24 -20 -17

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

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

21   -9 -11 -10  -6  -3  -2  -7  -2    4   9  -3 -16 -15  -6 -16 -33  -33 -38 -30 -36 -40 -35 -33 -33
22  -30 -32 -39 -31 -27 -34 -40 -40  -37 -33 -34 -31 -27 -26 -31 -29  -27 -25 -26 -23 -24 -30 -28 -26
23  -24 -20 -25 -28 -23 -24 -26 -28  -22 -22 -21 -29 -24 -24 -24 -25  -26 -28 -29 -29 -39 -36 -33 -30
24  -27 -28 -32 -28 -23 -25 -27 -27  -28 -30 -24 -23 -21 -19 -14 -15  -18 -20 -23 -20 -16 -12 -10  -8
25   -6  -6 -13 -15  -9 -11 -16 -17  -18 -23 -29 -22 -21 -20 -20 -24  -29 -31 -30 -25 -19 -16 -19 -20

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

31   -3  -1   0   2  -2  -2   3   4    4   0   1 -12 -21 -30 -24 -23  -18 -16 -17 -19 -25 -24 -14 -10