WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (PROVISIONAL)
                                                MAY   2021
      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   13  11   8   5   6   6   9   7    1   1   1   2   1   2   5   2    3   5   7   6   4   5   6   8
 2    8   6   1  -8 -14 -18 -17 -11   -2  -7  -8 -10 -10  -8  -4   0    2   5   5   7  12  16  15  22
 3   23  17  14  14  17  20  13   6    4   2   1  -2  -2  -3  -2   0    1  -1  -3  -3  -4  -1   0   2
 4    5   8   7   7   8   6   9  10   10   7   5   6   3   4   4   5    4   5   2   1   0   3   3   2
 5    1   2   2   2   1   1   3   4    3   3   3   4   3   3   4   4    4   4   5   6   9   8   7   6

 6    6   4   5   9   8   5   6   4    3   1   3   4   4   2   1   2    3   3   5   6   7   8   7   6
 7    6   4   1   2   2   3   4   6    7   8   7   7   7   5   4   5    5   4   1   2   6   8   9   9
 8    9   9   9  10  10  10   8   6    4   5   1  -3  -4  -2   0   4    5   6   8   7   8  11  11   9
 9    6   5   6   7   7   6   6   8    8  12  10   8   6   9  11  12   12  12  15  19  20  23  20  17
10   18  21  29  31  30  24  21  19   19  19  17  11   5   2   0  -3   -6  -5  -2  -1  -3   0   1   2

11    5   6   6   7   6   4   4   5    2   2   7   7   5   5   7   8    8   8  10   8   4   5   5   3
12    4   7   9   8   7   5   8  17   20  20  26  21   9 -40 -61 -56  -54 -46 -40 -37 -44 -49 -45 -40
13  -33 -33 -36 -35 -34 -31 -27 -26  -28 -25 -25 -20 -16 -18 -19 -24  -25 -25 -24 -26 -25 -23 -21 -19
14  -16 -15 -14 -14 -14 -13 -15 -14  -12 -12 -12 -13 -14 -11 -10 -10   -8  -4  -2  -5 -12 -16 -14 -12
15  -19 -15  -8  -4  -4   0   0  -9  -13 -16 -13 -11 -10 -11 -13 -14  -14 -12 -10 -10 -12 -11 -10 -11

16  -11 -13 -13 -11  -8  -7  -7  -8   -9 -10  -8  -5  -5  -3  -1   0    0  -3  -6  -8 -15 -20 -19 -16
17  -13 -11 -14 -15 -13 -12 -14 -13  -12 -12 -13 -13 -13 -12  -8  -5   -5   2  -1  -3  -5  -9 -10 -10
18   -7  -9 -16 -30 -31 -19 -15 -13  -12 -11 -12 -15 -15 -14 -11 -10  -11  -9  -6  -5  -4  -4  -6  -6
19   -4  -4   3   7   4   5   3   5    7   6   9   8   9   9   9   9    9  11   8   7   1   1   6   5
20    8   1  -5 -10 -12 -15 -18 -22  -22 -18 -12 -18 -26 -19 -14 -21  -28 -34 -24 -23 -28 -28 -32 -27

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

26    2   6   7  10   9   9   4   2    0   3   3   4   7  23  25  33   40  39  28  17  16  19  25  11
27   13  -2  -6  -3  -5  -4  -4 -20  -28 -19 -19 -17 -14  -8  -6  -5   -4 -10  -7  -5  -8  -9 -13 -14
28  -13 -10 -11 -12 -11 -10 -11 -11  -11 -11 -10  -9  -8  -6  -5  -6   -5  -4  -4  -3  -5  -4  -6  -8
29   -7  -4  -2  -3  -3   0   4   2    2   0  -2  -7  -8  -2  -5  -2   -2  -2   1   4   6   7  -7  -8
30   -3   3   1   2   3   0   0   0   -1   2   3   5   6   5   2   1    2   6  10  11   8   0  -3  -3

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