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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                              APRIL   1999
      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  -38 -38 -40 -32 -33 -34 -32 -32  -29 -24 -18 -17 -18 -18 -17 -18  -21 -19 -20 -21 -22 -20 -16 -13
 2  -17 -16 -13 -10 -13 -19 -17 -13  -12  -9 -10  -9 -11 -11 -10  -9  -11 -11 -11 -18 -18 -16 -13 -14
 3  -14 -14 -16 -14 -12 -12 -15 -20  -20 -23 -21 -18 -18 -14 -13 -10   -9  -8  -7 -12 -10 -11  -9  -6
 4   -5  -4  -3  -6  -9 -14 -15 -13  -12 -13 -10  -5  -2  -6  -6  -3   -3  -7 -11 -15 -14 -19 -19 -12
 5  -12 -12 -12 -11 -13 -14 -11 -11  -13 -12  -5 -12 -19 -26 -20 -17  -20 -19 -14 -14 -12 -11 -11 -11

 6  -11 -11 -14 -16 -20 -22 -21 -20  -17 -16 -17 -18 -17 -15  -9 -11  -16 -19 -17 -14 -11 -16 -20 -24
 7  -31 -31 -24 -23 -22 -18 -22 -26  -29 -30 -31 -27 -25 -22 -20 -20  -24 -28 -29 -23 -22 -27 -24 -22
 8  -18 -15 -13 -11  -9  -9  -6  -5   -5   0   5   6   0  -4  -3 -10  -15 -12 -13  -7  -4  -8 -13 -16
 9  -13 -10  -7  -9  -4  -4  -7  -4   -5  -3  -6  -4  -2   0   0   0   -4  -6   1   6   5   4   3   5
10    6   8   4   3   5  13  10   4   -7  -4  -5  -3   2   2   1  -8   -7 -15 -18 -18 -14 -12 -23 -27

11  -22 -21 -21 -24 -22 -17 -14 -20  -19 -13  -6  -2  -5 -11 -17 -19  -18 -18 -18 -17 -15 -14 -11 -10
12  -13 -15 -11  -8  -8 -11 -11  -7   -4  -4  -2  -4  -7  -6  -1  -1    0  -4  -3  -1   2  -2  -6  -6
13   -7  -7  -7  -4  -3  -3  -1   0   -3  -2  -1  -1  -3   0   1  -2   -5  -4  -2  -2   0   0  -1  -6
14   -8  -6  -3   0   2   1  -3 -11  -11  -4  -3  -2  -1   1   5   4    2   1   0   0  -2  -7  -8  -6
15   -5  -5  -4  -5  -3  -3  -3  -3   -1   0  -2   0   4   4   5   5    4   4   3   4   4   3   2   1

16    0   3   4   4   1   1   2   2    1   2   1  10  19  35  54  65   51  34  24  16   2  -1  -4 -29
17  -46 -51 -68 -90 -84 -80 -83 -91  -77 -70 -67 -45 -33 -33 -33 -36  -33 -31 -41 -42 -36 -31 -29 -30
18  -27 -25 -24 -26 -22 -26 -32 -29  -24 -26 -26 -23 -26 -21 -14 -12  -15 -17 -17 -21 -19 -18 -16 -16
19  -17 -16 -14 -14 -15 -15 -14 -12   -9 -20 -27 -26 -21 -15 -12 -20  -26 -24 -22 -21 -29 -42 -39 -29
20  -21 -23 -22 -19 -17 -22 -27 -21  -12 -23 -21 -16 -14 -33 -39 -36  -22 -28 -31 -20 -21 -25 -24 -20

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

26    9   7   7   7   8  11  14  18   16  17  11   2   4   8   2   1    2  -4 -16 -20 -23 -22 -19 -17
27  -17 -16 -15 -14 -14 -12  -8  -2   -6 -18 -22 -11  -9 -10  -7  -8  -14 -15 -15 -22 -15 -13 -19 -25
28  -25 -25 -21 -21 -25 -25 -22 -27  -34 -30 -25 -22 -17 -19 -18 -18  -21 -25 -24 -29 -38 -46 -42 -36
29  -37 -32 -31 -29 -33 -35 -25 -16  -13 -10 -14 -13 -10 -16 -10  -8  -17 -14 -20 -24 -28 -23 -33 -33
30  -33 -33 -27 -24 -34 -28 -18 -16  -20 -23 -19 -16 -19 -19 -20 -15  -16 -17 -17 -18 -18 -16 -15 -23