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WDC for Geomagnetism, Kyoto
Hourly Equatorial Dst Values (FINAL)
SEPTEMBER 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 -8 -8 -8 -8 -10 -13 -13 -14 -15 -13 -11 -11 -11 -14 -14 -16 -13 -10 -10 -4 -3 -2 -8 -10
2 -16 -20 -24 -28 -37 -42 -43 -41 -43 -48 -52 -44 -41 -37 -42 -50 -51 -47 -42 -37 -32 -27 -21 -19
3 -12 -6 -6 -9 -12 -15 -12 -8 -10 -14 -7 -8 -13 -15 -18 -20 -19 -16 -13 -15 -18 -19 -23 -27
4 -26 -24 -19 -13 -10 -10 -11 -11 -12 -13 -10 -13 -20 -17 -12 -13 -14 -16 -16 -15 -14 -19 -25 -30
5 -37 -48 -46 -40 -35 -38 -31 -25 -27 -38 -34 -31 -35 -32 -34 -35 -28 -26 -23 -20 -18 -15 -23 -30
6 -27 -23 -18 -18 -17 -18 -19 -16 -17 -22 -22 -23 -28 -27 -24 -20 -16 -17 -17 -16 -13 -10 -11 -12
7 -8 -7 -4 -3 -6 -7 -6 -4 -5 -5 -5 -11 -9 -10 -11 -12 -11 -14 -14 -19 -20 -22 -16 -12
8 -8 -4 -2 -8 -15 -21 -18 -12 -12 -12 -12 -12 -11 -11 -11 -11 -10 -9 -9 -10 -8 -4 17 10
9 10 6 -1 2 5 4 2 1 4 9 10 5 5 5 3 5 2 1 -7 -10 -5 -4 -8 -7
10 -8 -7 0 2 4 7 6 0 0 1 4 1 -3 -7 -3 4 -8 -17 -17 -12 -7 -9 -11 -12
11 -20 -10 -8 -14 -26 -30 -35 -45 -57 -63 -64 -60 -58 -52 -49 -48 -51 -54 -43 -38 -34 -35 -31 -23
12 -20 -17 -15 -12 -12 -19 -17 -21 -29 -32 -34 -38 -38 -32 -28 -29 -34 -38 -36 -35 -33 -39 -35 -32
13 -32 -29 -29 -23 -21 -21 -25 -25 -25 -29 -36 -39 -38 -40 -47 -50 -50 -50 -46 -42 -40 -37 -37 -31
14 -24 -20 -17 -13 -6 -6 -8 -10 -12 -11 -12 -13 -23 -31 -33 -27 -23 -23 -23 -23 -22 -33 -30 -28
15 -28 -29 -27 -20 -16 -16 -16 -22 -29 -30 -32 -26 -22 -22 -23 -22 -24 -27 -31 -31 -27 -28 -25 -23
16 -23 -18 -20 -23 -26 -27 -31 -32 -25 -15 -13 -17 -22 -23 -22 -21 -16 -17 -21 -23 -24 -21 -19 -21
17 -23 -20 -16 -13 -4 -2 2 -2 -6 -7 -7 -6 -5 -7 -6 -4 -4 -3 -1 -3 -7 -1 0 -2
18 -3 -5 -3 3 6 7 2 1 3 3 5 6 5 3 2 2 5 6 5 17 -5 -37 -46 -50
19 -38 -18 2 -4 0 0 -15 -65 -62 -50 -47 -49 -39 -36 -46 -51 -53 -51 -51 -42 -29 -34 -34 -41
20 -47 -50 -50 -40 -37 -36 -32 -28 -25 -28 -28 -28 -28 -28 -28 -28 -25 -28 -29 -22 -20 -19 -19 -23
21 -19 -17 -19 -17 -14 -11 -12 -17 -18 -13 -11 -11 -9 -7 -4 -4 -5 -7 -10 -13 -11 -21 -34 -38
22 -33 -31 -34 -36 -38 -33 -37 -32 -31 -33 -32 -26 -17 -18 -17 -16 -16 -17 -16 -15 -21 -25 -30 -29
23 -29 -29 -26 -22 -19 -16 -15 -13 -8 -7 -8 -6 -3 -1 0 2 0 -1 -4 -8 -10 -8 -4 5
24 8 7 8 15 16 12 9 8 2 -1 -2 -7 -12 -9 -3 -2 -8 -8 -8 -4 -3 -5 -3 -8
25 -11 -11 -16 -20 -15 -18 -19 -15 -16 -14 -10 -10 -21 -19 -11 -9 -15 -16 -11 -10 -9 -7 -5 -2
26 -2 -4 -4 -8 -14 -11 -9 -14 -31 -34 -44 -52 -57 -49 -58 -65 -66 -69 -80 -84 -84 -80 -79 -75
27 -66 -65 -71 -71 -68 -65 -68 -61 -59 -60 -53 -51 -52 -48 -47 -45 -51 -53 -53 -45 -40 -36 -39 -46
28 -46 -37 -34 -34 -31 -28 -28 -27 -26 -23 -25 -24 -24 -21 -21 -21 -19 -17 -12 -8 -6 -9 -14 -16
29 -17 -13 -12 -11 -10 -9 -11 -15 -12 -9 -8 -7 1 10 -3 -10 -15 -14 -12 -10 -11 -9 -7 -3
30 -2 1 -1 0 2 -6 -11 -7 -8 -9 -11 -19 -16 -15 -16 -12 -12 -13 -22 -18 -15 -13 -13 -17