WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                           DECEMBER   2018
      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    3   4   4   2   1   3   7  10   13  13  11  14  10   2   6   8    4  -1  -2  -5  -9  -7  -3  -2
 2   -3  -4  -9 -15 -18 -18 -10  -4    0  -2  -6  -4  -9 -10  -8  -8   -9 -12 -14 -13 -14 -11 -13  -7
 3    2   4   2  -6  -8  -9 -11 -10   -5  -7  -8  -6  -6  -7  -9 -12  -17 -20 -19 -17 -14 -10  -9  -5
 4   -5  -7 -11 -17 -18 -20 -18 -19  -17 -13 -10  -7  -7  -6  -5  -1   -5 -10 -13 -10  -7  -6  -7  -4
 5   -5  -5  -6  -9  -9  -8  -7  -7   -5  -6  -6  -4  -6  -7  -8  -7   -7  -8  -8 -10  -7 -11 -15 -13

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

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

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

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

26    0   0  -2  -2  -3  -4  -5  -6   -8  -9  -7  -5  -5  -6  -8  -9  -10 -10  -5  -5  -3  -2   0   0
27   -3  -2  -3  -2  -2  -4  -5  -5   -4  -1   1   1   3   6   8   9    8  12  12  12  17  18   7   5
28   -4  -9 -16 -14 -10  -8 -12 -26  -21 -14 -15 -17 -12 -12 -13 -11  -15 -13 -18 -19 -19 -23 -21 -16
29  -17 -15 -17 -20 -19 -23 -25 -26  -25 -25 -25 -21 -19 -21 -24 -22  -18 -11  -7  -5  -7  -7  -9 -10
30  -11 -13 -13 -12 -15 -22 -24 -22  -16 -18 -18 -13 -13 -16 -15 -13  -10  -2   0  -1  -1  -4  -8  -8

31  -11 -11 -12 -10  -8  -8 -11 -10   -8 -12 -15 -18 -21 -19 -14 -12  -11  -9  -7  -6 -11 -11  -9  -9