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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (PROVISIONAL)
                                                MAY   2015
      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   11  14  13   6  -2  -6  -2   1    0  -2  -1  -3  -1   2   1   4    6   5   5   7  11  14  12   9
 2    7  10  12  10   8   8   5   3    3   5   6   9   9   7   5   5   -1  -3  -3  -4   0  -3  -2  -7
 3  -10  -7  -4  -4  -8  -4  -2  -8  -12  -8  -8  -9  -8  -6  -3  -5   -4  -3  -3  -1   3   5   5   4
 4    1   1  -4  -2   1   1  -2  -4   -6  -4   3   5   3   2  -5  -6   -6  -6  -2   2  -3  -3   1   2
 5    6   8   7   7   6   4   1  -2   -5 -11  -8  -4  -3  -1  -1  -2   -6  -9  -8  -8  -6  -1   7   2

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

11  -22 -32 -39 -46 -51 -45 -42 -34  -27 -26 -27 -31 -32 -31 -30 -33  -34 -29 -31 -34 -32 -27 -22 -14
12   -8  -6  -5 -12 -23 -32 -30 -29  -35 -39 -39 -41 -38 -30 -27 -26  -32 -38 -44 -43 -33 -16  -9 -12
13   -9 -26 -39 -40 -30 -49 -76 -72  -67 -62 -64 -68 -66 -64 -58 -57  -56 -59 -59 -66 -65 -57 -45 -30
14  -24 -23 -24 -30 -31 -33 -27 -24  -27 -23 -21 -21 -23 -22 -26 -29  -32 -29 -26 -24 -21 -25 -20 -13
15   -9  -8  -8 -12 -15 -15 -20 -23  -23 -24 -24 -22 -21 -22 -22 -22  -22 -22 -22 -21 -17 -13  -9  -5

16   -5  -4  -4  -8 -10 -13 -15 -12  -10 -12 -13 -15 -15 -13 -14 -14  -13 -14 -15 -11  -7  -1   1   2
17    4   3   2   1   0  -3 -10 -14  -10  -9  -7  -6  -5  -6  -6  -2   -1  -1  -4  -1   1   4   4   4
18    8  12  14  14  17  17  15  15   10   5  15   7 -11 -15  -9  -8   -7 -12 -11  -9  -4  -2 -17 -42
19  -32 -21 -28 -44 -35 -33 -31 -25  -21 -18 -14 -11 -10 -12 -18 -25  -25 -23 -21 -18 -18 -15 -14 -15
20  -15 -14 -14 -20 -21 -14 -15 -12  -10 -11 -10 -10 -14 -18 -18 -16  -17 -17 -19 -19 -19 -20 -21 -22

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

26    9   8   8  12   7   5   5  10   13  13  12  11   7   6   4   6    3   4   0   4   4   6   9   9
27   11  10  10   9  10  11  10   8    7   7   4   3   3   8   4   1   -3  -5  -6  -9  -9  -5  -4  -7
28   -9  -5   0   4   4   4   5   8    9   9   8   3  -5  -7  -5  -4   -4  -3   0   3   8  14  13   8
29    9  11  12   9  10  10  13  12   12  14  14  13  11  12  11  10    9   8   9   9  10  10   9   9
30   13  17  16  12  12  11   9   9   13  13  11  11  11  13  12  11    9   9  10   9   8   9   7   3

31    6   7   5   1   1   1   3   2   -1   1   3   0   0   1   4  12   12   9  13  14  13  14  16  11