Link to
Data Center Top Page
, Top Page
, Last Month
, Next Month
WDC for Geomagnetism, Kyoto
Hourly Equatorial Dst Values (FINAL)
FEBRUARY 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 -20 -21 -22 -23 -28 -34 -31 -23 -27 -36 -34 -24 -23 -14 -4 0 0 0 2 6 3 -9 -13 -15
2 -13 -24 -28 -26 -24 -22 -24 -26 -27 -24 -23 -17 -17 -10 -14 -15 -24 -26 -30 -25 -24 -20 -19 -13
3 -18 -19 -21 -20 -20 -21 -23 -28 -34 -36 -39 -30 -26 -20 -18 -17 -18 -19 -12 -13 -11 -7 -7 -5
4 -10 -11 -10 -10 -13 -18 -22 -20 -17 -16 -13 -9 -5 -4 -5 -7 -9 -12 -11 -9 -16 -20 -15 -9
5 -6 -4 -4 -8 -16 -21 -24 -27 -33 -42 -51 -50 -30 -35 -27 -39 -63 -74 -66 -56 -53 -49 -42 -41
6 -43 -39 -40 -41 -41 -38 -39 -40 -39 -26 -29 -33 -15 -13 -48 -62 -57 -68 -87-102-103-117-123-110
7 -131-131-110-110-103 -95 -89 -88 -88 -85 -83 -77 -69 -59 -53 -51 -53 -53 -51 -48 -46 -44 -40 -36
8 -34 -34 -35 -35 -35 -35 -35 -36 -38 -42 -40 -34 -30 -22 -8 -5 -4 -18 -18 -17 -19 -21 -33 -41
9 -56 -59 -56 -59 -69 -76 -81 -77 -73 -69 -67 -60 -56 -57 -49 -45 -42 -42 -42 -36 -31 -30 -28 -26
10 -24 -22 -21 -23 -22 -21 -22 -25 -26 -27 -28 -28 -28 -27 -26 -28 -28 -30 -28 -23 -19 -16 -15 -16
11 -16 -13 -12 -12 -12 -11 -10 -10 -8 -7 -8 -6 -8 -13 -11 -9 -11 -15 -19 -34 -32 -24 -16 -22
12 -32 -25 -22 -23 -28 -26 -20 -17 -18 -20 -17 -16 -11 -8 -8 -8 -10 -13 -15 -15 -16 -16 -16 -15
13 -18 -19 -19 -20 -21 -18 -17 -13 -12 -10 -10 -6 -9 -8 -10 -16 -16 -15 -14 -13 -15 -11 -7 -5
14 -6 -8 -7 -8 -10 -8 -10 -9 -7 -8 -7 -3 -2 1 3 1 4 5 4 3 2 3 2 5
15 4 2 1 1 2 4 5 4 3 6 7 10 16 19 16 12 -2 -11 -23 -24 -21 -20 -25 -25
16 -29 -29 -29 -27 -27 -24 -19 -14 -10 -7 -9 -6 -3 -6 -8 -8 -13 -15 -15 -14 -13 -11 -5 -2
17 1 0 -2 2 3 -1 -4 -7 -6 0 2 1 2 2 0 3 4 0 0 -2 -4 -4 -5 -6
18 -6 -1 0 0 -1 1 4 5 2 3 5 7 8 3 3 3 4 5 8 4 3 4 7 3
19 -8 -9 -6 -4 -5 -8 -8 -3 2 4 5 6 7 4 3 4 2 -2 -2 0 1 5 8 13
20 13 10 8 7 5 7 8 8 7 7 3 -3 -3 -12 -15 -22 -26 -28 -28 -26 -26 -25 -24 -20
21 -17 -18 -18 -19 -17 -19 -16 -10 -6 -8 -11 -10 -9 -8 -3 -1 -2 -3 -2 -1 0 2 2 0
22 -1 0 -1 -1 0 2 7 11 12 15 14 15 18 18 18 16 14 17 13 15 21 10 -1 -21
23 -37 -28 -21 -21 -20 -20 -15 -8 -6 -7 -6 -2 3 6 5 4 -3 -9 -2 0 4 13 19 17
24 18 20 16 15 9 12 9 5 10 12 13 12 11 6 1 -10 -21 -33 -39 -42 -46 -44 -54 -57
25 -55 -53 -57 -57 -55 -50 -50 -48 -45 -45 -54 -45 -43 -43 -48 -52 -57 -52 -47 -43 -47 -41 -43 -51
26 -57 -49 -50 -53 -52 -50 -53 -50 -41 -32 -32 -27 -34 -37 -36 -31 -29 -35 -55 -72 -69 -65 -60 -62
27 -67 -64 -62 -65 -63 -59 -57 -57 -54 -60 -58 -52 -48 -43 -41 -40 -42 -43 -39 -40 -45 -40 -40 -41
28 -42 -46 -51 -50 -49 -45 -41 -37 -33 -34 -36 -34 -32 -29 -26 -28 -29 -29 -33 -32 -36 -36 -35 -33