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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                          SEPTEMBER   1971
      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  -29 -32 -30 -28 -26 -21 -16 -17  -18 -17 -17 -16 -16 -16 -14 -14  -14 -16 -17 -18 -19 -24 -27 -24
 2  -22 -21 -18 -15 -13  -9  -8  -7   -7  -9 -10 -11 -11  -9  -7  -7   -8  -8 -10 -13 -13 -14 -14 -15
 3  -16 -16 -12 -11 -11 -12 -14 -16  -19 -18 -18 -23 -22 -17 -14 -12  -13 -16 -20 -22 -21 -20 -18 -17
 4  -17 -15 -13 -12 -10  -9  -5  -4   -2  -3  -4  -4  -5  -5  -5  -4   -3   2  -2  -3   2 -24 -21 -20
 5  -14  -9  -6  -4  -9 -17 -24 -24  -22 -22 -30 -23 -20 -23 -21 -31  -34 -35 -32 -34 -40 -34 -26 -16

 6  -11  -8  -4  -3  -2  -4  -7 -11  -13  -6  -9 -17 -18 -15 -12 -14  -13 -11 -11 -16 -19 -17 -19 -25
 7  -34 -27 -17 -14 -19 -17 -12 -10  -11 -12 -10 -13 -12 -11 -12 -20  -25 -28 -28 -31 -40 -41 -39 -44
 8  -45 -40 -31 -27 -27 -17 -15 -19  -18 -13 -14 -13 -11 -10 -13 -15  -16 -15 -14 -16 -15 -17 -16 -13
 9  -12  -9 -10 -10 -12 -13 -10  -7   -3  -4  -5  -2  -2  -1  -2  -4   -1  -1  -2  -4  -9 -19 -18 -17
10  -13  -9  -7 -10 -14 -14  -6  -2   -2  -2  -2   0   1   1   0  -2   -1   0   0   1   0  -2  -2  -2

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

16  -15 -14 -11  -8  -8  -7  -3  -5    1   6   5   3  -1  -2  -2  -4   -4   0   4   5   2  -2 -10  -9
17   -4  -4   0   3  -1  -4  -5  -6   -5  -3  -1   3   5   4   6  10   13  20  17  16  16  19  12  -3
18  -23 -50 -43 -59 -69 -73 -76 -75  -72 -63 -60 -62 -61 -56 -48 -41  -41 -43 -38 -36 -34 -39 -38 -35
19  -27 -23 -25 -35 -36 -36 -37 -35  -29 -26 -23 -23 -23 -21 -18 -18  -21 -22 -25 -34 -38 -35 -34 -31
20  -33 -32 -37 -35 -32 -28 -26 -26  -27 -29 -28 -25 -21 -23 -27 -24  -23 -20 -21 -24 -26 -30 -31 -33

21  -33 -30 -28 -26 -26 -27 -25 -21  -17 -14 -11 -13 -17 -18 -16 -16  -16 -19 -20 -26 -25 -21 -20 -19
22  -19 -19 -19 -18 -17 -16 -16 -16  -17 -19 -21 -24 -24 -23 -20 -18  -18 -17 -13 -11 -10  -9  -9  -8
23  -10  -8  -8  -9  -9  -9  -9  -8   -6  -7 -10  -9  -9  -9  -7  -7   -7  -6  -3  -2  -4  -8 -10  -9
24   -8  -6  -2  -1  -2  -3  -1  -1    1   2   2   3   4   3   5   9    9  10   5  -8 -11  -8  -8  -9
25   -9 -12  -6 -16 -31 -38 -44 -46  -36 -38 -41 -60 -51 -43 -44 -44  -43 -39 -34 -30 -32 -39 -40 -36

26  -31 -23 -21 -22 -23 -22 -20 -16  -13 -17 -13  -8  -3   1  -1  -5   -9  -6  -8 -11 -27 -40 -60 -77
27  -77 -67 -57 -64 -68 -70 -70 -70  -70 -60 -50 -44 -52 -46 -46 -39  -40 -45 -41 -36 -34 -34 -36 -36
28  -37 -38 -39 -38 -35 -31 -32 -31  -29 -27 -23 -22 -23 -22 -24 -26  -26 -23 -20 -21 -21 -20 -22 -23
29  -23 -18 -16 -18 -20 -24 -28 -27  -21 -17 -14 -16 -18 -19 -18 -18  -19 -19 -17 -18 -10 -13 -13 -14
30  -15 -12 -11  -9  -7  -6  -6  -4  -15 -26 -27 -25 -18 -24 -38 -41  -38 -33 -38 -35 -31 -28 -36 -38