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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                           DECEMBER   1972
      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   -8  -9 -12 -17 -17 -19 -19 -25  -27 -19 -16 -13 -12 -12 -11  -9   -6  -4  -2  -3  -6  -8  -7  -5
 2   -4  -4  -3  -1  -1   1   5   1   -4  -4  -3   1   0  -1   3   8    2  -3  -5  -6  -5  -3   0   3
 3    3   1   2  -1  -2  -1   0  -1    3  -2  -2   0   0  -1  -3  -4    0  -2  -2  -5 -10  -7  -5  -4
 4   -4  -4  -4  -3   0  -1 -10 -14  -12 -11  -9  -7  -7  -9  -9  -9   -7  -6  -7  -7  -8 -11 -14 -13
 5  -11 -10 -10  -7  -8  -6  -5  -4   -4  -4  -4  -4  -4  -3  -2   1    4   1   0  -1  -3  -2   0  -1

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

11   -5  -6  -5  -1   2   2   0   0   -1  -2  -4  -2   0   1   5   8    8   6   6   6   5   4   3   2
12    1   1   4   5   9  12  15  17   18  17  12  12  13   6  10  13   18  16  13  12  13  23  34  22
13   -7 -16 -12  -8  -8 -23 -35 -35  -31 -26 -30 -37 -28 -23 -28 -29  -36 -39 -28 -29 -31 -50 -55 -50
14  -44 -41 -39 -36 -35 -31 -30 -37  -30 -27 -25 -24 -22 -25 -26 -27  -29 -28 -22 -23 -21 -19 -21 -22
15  -19 -18 -17 -14 -10  -3  -1   1  -11 -19 -30 -35 -41 -40 -39 -37  -35 -32 -25 -15 -23 -41 -53 -48

16  -41 -48 -55 -52 -44 -43 -52 -58  -50 -43 -36 -41 -47 -43 -39 -36  -35 -37 -40 -30 -27 -28 -34 -41
17  -40 -36 -34 -31 -31 -29 -34 -33  -31 -35 -29 -29 -27 -28 -31 -27  -26 -27 -29 -27 -28 -28 -28 -26
18  -24 -23 -24 -25 -21 -19 -19 -20  -25 -25 -22 -18 -17 -21 -25 -22  -21 -18 -19 -19 -22 -24 -19 -12
19   -8  -8 -10 -13 -17 -17 -18 -17  -18 -20 -17 -15 -15 -19 -17 -16  -18 -21 -21 -22 -22 -20 -17 -15
20  -12 -11 -14 -18 -18 -17 -17 -18  -19 -20 -19 -19 -16 -15 -11 -14  -17 -17 -15 -14 -14 -13 -11  -9

21   -5  -5  -8 -10 -10 -10  -9  -7   -8  -9  -8  -9 -10  -8  -6  -7   -7  -3  -1   2   4   6   6   6
22   10  12  12  11  11  10  10  10   12  20  21  22  10   0  -9  -6    4  -6  -7 -24 -30 -20 -24 -13
23  -13 -23 -38 -38 -32 -32 -36 -42  -31 -23 -22 -18 -20 -15 -11 -11   -4 -17 -31 -26 -20 -19 -20 -20
24  -24 -28 -23 -23 -16 -18 -35 -32  -28 -27 -22 -17 -15 -16 -20 -18  -18 -20 -19 -17 -17 -18 -19 -20
25  -17 -10  -9 -11 -10  -9  -7  -8   -9  -9  -8  -7  -4  -1   0   2    2   2   6   7   2  -5  -7  -5

26   -2  -4  -8 -11  -9  -7  -7  -7   -7 -12 -13 -16 -20 -19 -16 -11  -10  -6  -6  -6 -10 -15 -17 -13
27   -8  -7 -10 -10  -8  -5  -4  -3   -2  -2  -5  -5  -4  -5  -7  -8  -10  -8  -8  -4  -6  -5  -4   0
28    1   1  -1  -1   2   5   8  11    9  11  10   9   5   3   1   2   -1  -1   1   1   2   5   6   4
29    4   2  -1  -2  -5  -3  -2  -1   -6  -3  -3   2   4   0  -7 -18  -34 -37 -30 -23 -22 -22 -22 -25
30  -17 -13 -20 -25 -24 -25 -24 -24  -24 -26 -22 -19 -18 -18 -16 -16  -16 -14 -19 -14 -18 -23 -23 -13

31  -10 -11 -13 -19 -17 -17 -22 -22  -20 -22 -27 -18 -19 -15 -17 -16  -19 -18 -15 -10  -8 -11 -12 -14