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                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                           FEBRUARY   1980
      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  -21 -24 -24 -23 -21 -20 -22 -22  -15 -10  -7  -9  -5  -4  -2   1   -1  -3  -1 -12 -14 -13  -9  -4
 2  -11  -7  -5  -7 -14 -19 -18 -19  -18 -14 -13  -8  -2  -5  -7  -8   -8 -10 -14 -12 -11  -8  -8 -10
 3  -14 -15 -14  -6  -3  -1  -3  -5   -6  -7  -9  -8  -6  -4  -1   0   -1   0  -2  -2  -3  -4  -8 -10
 4  -10  -8  -5  -2  -1   0   2  -5   -7  -5  -7  -6  -2  -1   2   5    2  -3  -6  -6  -6  -6  -5  -7
 5   -5  -3  -2  -1  -1   1   1   2    2   4   1   0  -1  -2  -5   3   -8  -7  -8  -7  -8 -10 -10 -10

 6   -6  -9  -8   9  18  18  17   1  -25 -37 -28 -31 -31 -30 -34 -56  -64 -67 -64 -83 -77 -65 -63 -64
 7  -61 -56 -58 -56 -59 -60 -63 -63  -70 -63 -62 -57 -44 -41 -36 -33  -38 -40 -39 -42 -42 -38 -32 -31
 8  -32 -32 -43 -37 -39 -39 -41 -45  -49 -47 -49 -44 -35 -41 -42 -41  -36 -35 -34 -35 -35 -34 -35 -36
 9  -31 -28 -28 -28 -22 -21 -27 -27  -24 -22 -22 -19 -17 -17 -20 -26  -27 -29 -34 -32 -28 -26 -25 -23
10  -20 -19 -22 -24 -24 -24 -18 -15  -13  -7  -6  -7  -6 -10 -14 -14  -10  -5  -6 -11 -10 -10  -9  -7

11   -3  -4  -6  -9 -11 -10 -16  -8   -3  -1   1   2   0  -2  -3  -3   -4  -5  -6  -5  -5  -2  -1  -2
12   -2  -1  -2  -7 -12 -13 -10 -10   -8  -7  -5  -3  -1  -3  -1  -3    0   0   0   0   1   2  -1  -2
13    0   3   1  -3  -6  -6  -5  -3    2   6   5   5   8   9   9  11   10  11  12  11  12  16  15  12
14    8   8   3  11   6  -1  -3  -1    4  -1 -22 -37 -35 -27 -25 -33  -38 -43 -37 -36 -38 -31 -27 -25
15  -19 -18 -23 -25 -31 -34 -37 -40  -38 -32 -24 -17  -8   4   9   0   -9  -4  -5  -3 -33 -58 -68 -60

16  -58 -65 -77 -98-115-122-129-132 -132-120-105 -93 -92 -83 -80 -78  -78 -74 -74 -67 -65 -64 -59 -59
17  -59 -56 -54 -51 -52 -53 -52 -52  -49 -45 -40 -32 -29 -31 -34 -34  -33 -33 -35 -38 -37 -34 -32 -33
18  -39 -42 -42 -41 -43 -44 -46 -49  -53 -54 -52 -45 -36 -34 -36 -34  -30 -34 -40 -46 -49 -48 -48 -40
19  -37 -36 -36 -38 -44 -44 -44 -46  -45 -38 -32 -28 -23 -18 -19 -21  -19 -19 -20 -23 -24 -21 -14 -14
20  -17 -18 -19 -20 -20 -19 -21 -23  -17 -13 -15 -14  -9  -4   0  -3  -11  -9  -7 -10 -12 -12 -10 -10

21   -9 -10 -12 -13 -11 -10 -12 -12  -12 -10  -7  -5  -1   6   8   6    6   5   0   0   0   0   5   7
22   11  14  16  11   6   6   4   1    4   5   9   9   4   8  10   7    5   2   3   4   4   8  13  20
23   26  24  14  13   8   4   3   7    8   8  -2  -5   2  -1  -1  -1  -10 -18 -22 -30 -31 -33 -28 -21
24  -18 -18 -19 -23 -28 -30 -27 -23  -18 -15 -11  -4   1   1  -4  -4   -5  -5  -6  -7  -6  -6  -2   2
25    3   4   2   0   0   0  -3  -7   -2  -3   0   5   8   7  14  12    6   5  -4 -12 -28 -37 -33 -21

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