Link to Data Center Top Page , Top Page , Last Month , Next Month

                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                            OCTOBER   1990
      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  10   7   1   4   5   6    7   8  12  13  15  15  16  16   16  16  14  12   9   8   9   8
 2   11  12  14  14  16  18  18  21   19  14  12  16  16   8   8  12   12   8   4   5   8  15  15  15
 3   17  21  20  19  17  18  16  18   17  18  18  21  25  27  26  28   26  25  21  17  14  18   4   2
 4    5   7   9  12  12  14   8   9   11   9   5   7   9  12  11   9    3  -6 -10 -12  -7  -9 -12 -10
 5   -9 -12 -10  -4  -2  -1  -8 -16  -15 -10 -13  -8  -7  -2   1   4    6   3   2   3   3  -1  -9 -12

 6   -6   0   2   1   0  -2  -7  -5   -6 -18 -22 -16 -16 -14 -16 -17  -18 -19 -26 -25 -21 -20 -22 -20
 7  -15 -14 -10  -6  -5  -3  -6  -5   -2  -1  -1   1   1   1  -1   3    3   0  -4  -5   1  -2  -7 -12
 8  -12  -9  -4  -2  -1  -1  -1  -2    2   3   3   2   2   4   5   3    3   5   6   8  11  12  14  12
 9   11   9   7   7   8  10   9  10   13  19  24  29  27  16  31  28   21  16  -2  -1  -1   0  -1  -9
10  -28 -52 -59 -58 -58 -64 -89-114 -133-108-105 -96 -88 -83 -80 -73  -68 -59 -53 -48 -49 -48 -43 -42

11  -50 -44 -47 -46 -53 -54 -57 -62  -54 -48 -40 -47 -46 -37 -31 -29  -34 -41 -48 -51 -63 -71 -72 -59
12  -51 -67 -64 -60 -65 -63 -62 -66  -64 -66 -62 -63 -51 -41 -34 -31  -32 -38 -43 -44 -46 -49 -48 -48
13  -46 -43 -45 -40 -38 -40 -41 -39  -33 -31 -29 -24 -20 -15 -11  -6   -7  -6  -8  -7 -23 -24 -21 -17
14  -17 -23 -27 -25 -22 -28 -38 -36  -36 -28 -26 -28 -29 -26 -16 -10  -14 -20 -24 -26 -22 -16 -17 -20
15  -32 -41 -39 -31 -35 -37 -33 -29  -31 -33 -24 -25 -31 -33 -35 -38  -30 -29 -27 -26 -26 -27 -32 -29

16  -27 -29 -28 -25 -22 -28 -33 -34  -38 -32 -32 -31 -27 -23 -21 -17  -17 -18 -16 -15 -20 -17 -18 -21
17  -18 -14  -8 -12 -12 -14 -19 -23  -19 -13 -13 -11  -8  -3  -1   0   -2  -4  -6  -4  -3  -4  -1   1
18    1   2   3   1   1   0  -4  -7   -7  -9 -14 -12  -7  -7  -4  -7   -9 -13 -14  -9  -9 -10 -10  -9
19   -9 -10 -11 -14 -18 -19 -20 -20  -19 -17 -16 -16  -9  -8  -7  -6   -6  -8  -6  -5  -4 -11 -22 -18
20  -10  -6  -4  -3  -2   5  14  11    4   0 -14 -34 -31 -16 -13 -36  -37 -35 -29 -37 -47 -57 -54 -51

21  -45 -39 -36 -35 -37 -43 -45 -41  -38 -37 -40 -46 -47 -37 -30 -29  -26 -23 -21 -21 -18 -15 -17 -20
22  -19 -21 -17 -17 -21 -15 -13 -11  -11  -9 -12 -17 -14 -11 -10  -9  -12 -13 -13  -9  -6  -3   2   6
23    7   9   7   4   5   7   8   7    5   2   0   1   2   5   8   5    2   3   8   7   1  -7 -10 -14
24  -28 -43 -54 -46 -62 -63 -51 -46  -48 -48 -50 -44 -34 -25 -41 -38  -37 -32 -33 -27 -23 -18 -15 -13
25  -19 -23 -25 -21 -23 -21 -20 -18  -16 -23 -18 -19 -21 -23 -22 -18  -16 -12 -13 -12 -11 -11 -10 -10

26   -9  -8  -8  -6  -6  -4  -3  -3   -3  -2  -2   3  10  10   7  11    3   2  -2  -4  -1  -1  -4  -8
27   -9  -8  -9  -9 -10 -14 -15 -17  -16 -16 -18 -22 -21 -14  -3  -6   -7  -9  -5  -5  -9  -9  -8  -9
28   -7  -7 -10 -10 -10 -10  -7 -10  -16 -12  -7 -13 -13 -11 -10 -10   -8  -5  -3  -3  -4  -3  -2  -1
29   -4  -5  -5  -3  -1  -2  -2  -2   -1   2   2  -2   7  14   9   9    6   2   2   4  23  14   9  21
30   21 -13 -48 -32 -22 -26 -31 -33  -29 -23 -21 -22 -23 -21 -19 -15  -11 -11 -13 -10 -10 -12 -15 -15

31  -16 -13 -13 -23 -27 -22 -20 -27  -30 -27 -25 -24 -22 -15 -14 -23  -21 -15 -18 -22 -20 -30 -23 -22