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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                                MAY   1966
      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   -9 -11 -16 -20 -17 -13  -6  -5   -8  -7  -3  -4  -3  -4  -8 -10   -9 -10  -7  -8 -12 -12  -9  -8
 2   -9 -10  -8  -8 -12 -11 -10 -13  -16 -19 -16 -10 -13 -16 -18 -19  -20 -20 -18 -17 -16 -13 -15 -12
 3   -8  -7  -7  -9  -8  -8  -5  -4   -2  -1   0   0  -2  -3  -4  -6   -6  -7  -8  -9 -12 -11  -9 -10
 4  -15 -20 -23 -21 -21 -20 -20 -18  -19 -18 -17 -18 -16 -15 -12 -14  -17 -19 -17 -18 -19 -22 -19 -11
 5  -10 -12 -14 -10  -8  -7  -8  -6   -4   0   2   0   0  -1  -3  -4   -4  -8 -10 -11 -11 -11  -7  -6

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

11   15  14  12  12  14  13  14  14   21  28  30  28  19   7   4  10    9  11  12  14  10  11   5   7
12    7   8   5   5   5   1   4   6    8   7   7   8   9   9   5   1    2   5   6   4   1   5   5   6
13   11  10  11   9   7  12  14  11    2  -3  -2   1   2   7  10   8    8   9   8   6   4   4   4   8
14    9  12  11  10   9  10   9   9    8   7   8   8   8   8   7   8   10   9  10  11  11  11  13  14
15   11  11  11  11  13  15  17  16   16  16  15  12  12  12  11  13   14  14  12   9   9  11  12  15

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

21   17  16   9   7   8   9   7  10   11  11  11  10  11  12  12  12   10   9   8   6   4   5   7  10
22   15  18  19  18  14  12   9   8    8   7  10   9  11  15  18  16   17  17  14   8   5   6   6   9
23   10   9   9  12  12  13  13  13   11  10   8   7   7   8   9  10    9   9  11  12  13  13  13  12
24   15  20  23  23  21  19  15  16   17  16  17  15  15  16  15  15   14  14  17  17  18  17  16  15
25   15  16  15  14  17  18  18  17   18  15  11  10  12  15  17  14    7   3   3   4   6   8  13  24

26   32  33  31  41  44  39  33  30   40  -2 -29 -56 -54 -54 -36 -56  -80 -93-100 -99-109-118-115 -83
27  -74 -67 -69 -65 -61 -56 -53 -55  -53 -51 -50 -52 -53 -53 -54 -55  -56 -54 -53 -53 -51 -47 -41 -38
28  -34 -31 -29 -29 -31 -34 -37 -33  -31 -29 -29 -30 -27 -28 -31 -31  -32 -34 -34 -33 -34 -33 -27 -24
29  -25 -23 -19 -19 -19 -20 -22 -20  -21 -22 -22 -21 -21 -25 -26 -26  -27 -26 -26 -26 -25 -23 -22 -19
30  -19 -19 -20 -18 -15 -14 -13 -11  -13 -16 -15 -13 -11  -6  -6  -8  -11 -13 -15 -13 -18 -28 -30 -26

31  -22 -21 -21 -20 -16 -18 -11 -16  -29 -37 -41 -37 -33 -36 -45 -43  -46 -40 -34 -41 -56 -68 -69 -63