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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                            JANUARY   1981
      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 -36 -34 -36 -31 -23 -23 -32  -34 -35 -39 -51 -38 -32 -27 -24  -24 -29 -33 -31 -33 -35 -30 -28
 2  -27 -25 -21 -17 -13 -10 -15 -17  -17 -20 -24 -22 -19 -18 -16 -18  -21 -23 -26 -31 -30 -28 -24 -23
 3  -30 -26 -24 -20 -21 -23 -25 -32  -26 -21 -23 -26 -23 -20 -16 -15  -15 -15 -13 -16 -23 -14  -8 -11
 4  -23 -32 -40 -37 -34 -39 -39 -28  -27 -29 -27 -26 -20 -17 -20 -21  -16 -10 -11 -10 -17  -5  -2  -5
 5   -7  -4  -4  -8  -9  -8  -8  -6   -8  -6  -8  -8 -10  -8  -7  -8   -9 -10  -8  -9  -9 -14 -17 -13

 6  -14 -16 -14  -2  -5  -4  -6  -4   -4  -6  -9 -11 -13 -10 -12  -8  -10 -15 -16 -14 -13 -12 -12 -10
 7  -10 -10  -9  -8  -6  -7  -9 -10   -6  -6  -8  -8  -9 -11 -11 -10   -9  -8  -5  -5  -5  -6  -4  -6
 8   -8  -8  -7  -5  -1   1   1  -1   -4  -2  -5  -2  -5 -13 -10  -4   -6 -10 -15  -9  -6  -6 -11 -13
 9   -9  -5  -8 -13 -10  -5  -5  -4   -4  -5  -5  -5  -3  -3 -11 -11  -11 -11  -9 -10 -11  -9  -6  -4
10   -1   1   4   5   4   4   8  15   17  19  18  11  12  20  26  21   21  27  24   4  -4  -3  -2  -8

11   -5 -10 -16 -13 -17  -8  -6 -16  -14 -21 -28 -23 -21 -23 -26 -28  -32 -28 -27 -25 -22 -26 -32 -32
12  -28 -28 -26 -24 -24 -23 -23 -21  -19 -19 -18 -20 -21 -22 -22 -18  -16 -16 -15 -12 -13 -12 -13 -12
13  -10 -10 -12 -12 -14 -15 -15 -13   -9  -7  -8  -8  -7 -13 -18 -17  -18 -19 -19 -19 -19 -16 -15 -16
14  -15 -14 -14 -14 -13 -13 -14 -15  -14 -17 -15 -17 -20 -20 -18 -12  -11 -12 -10 -12 -13  -9  -4  -1
15   -3 -11  -9  -5  -3  -1   0   0   -4  -6  -5  -2  -3  -4  -2  -2   -2  -7 -10 -10  -7   0   0  -5

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

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

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

31    2   0   1 -14 -32 -41 -46 -38  -34 -33 -35 -43 -38 -29 -28 -32  -32 -30 -26 -23 -25 -23 -20 -21