Link to Data Center Top Page , Top Page , Last Month , Next Month
(The data for this month in the wdc-like format is here.)

                                      WDC for Geomagnetism, Kyoto
                                Hourly Equatorial Dst Values (FINAL)      
                                           DECEMBER   2015
      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  -17 -15 -16 -15 -17 -15 -12 -11   -4  -2  -7 -21 -32 -31 -25 -24  -25 -23 -22 -26 -34 -33 -27 -26
 2  -28 -29 -26 -26 -25 -23 -22 -23  -21 -20 -24 -29 -29 -26 -21 -18  -18 -17 -16 -17 -21 -20 -18 -17
 3  -18 -21 -19 -19 -17 -15 -13 -11  -12 -11 -11 -12 -11 -12 -13 -12  -11 -10  -8  -6  -4  -7  -9 -10
 4   -8  -9  -8 -10 -13 -11  -9  -9   -9 -10 -10  -9 -10  -8  -7  -6   -8  -7  -4  -4  -5  -5  -7  -8
 5  -10 -12 -11  -8  -5  -4   2   4   -5 -14 -11  -7  -7  -9 -11 -14  -18 -21 -15 -14 -19 -21 -18 -15

 6  -13 -11 -13 -15 -20 -22 -22 -24  -27 -26 -22 -27 -31 -39 -29 -25  -23 -20 -21 -22 -27 -25 -20 -23
 7  -21 -20 -20 -19 -20 -20 -15 -13  -16 -17 -24 -25 -21 -16 -20 -19  -18 -19 -18 -20 -18 -17 -14 -14
 8  -18 -21 -20 -20 -21 -24 -25 -22  -20 -20 -21 -26 -24 -21 -19 -17  -12 -11 -12 -13 -11 -10 -10  -8
 9   -9  -8 -12 -14 -14 -12  -9  -6   -4  -2  -5  -6  -8  -7 -11 -14  -14  -9  -6 -10 -12  -8  -4   0
10   -3 -10 -10 -10 -17 -13 -14 -19  -19 -24 -21 -17 -19 -22 -19 -14  -16 -10 -13 -15  -9  -7  -7  -9

11   -8  -7  -7 -11 -14 -18 -20 -23  -18 -21 -20 -20 -16 -11 -16 -15  -10 -13 -14 -14 -15 -16 -18 -13
12  -11 -15 -21 -23 -21 -20 -19 -18  -15 -16 -18 -18 -16 -14 -13 -16  -14 -15 -13 -14 -12 -10  -9  -9
13  -10 -12 -12 -11 -12  -9 -12 -16  -16 -12 -12 -10 -12 -10  -6  -7   -4  -2  -2  -4  -6  -5  -6  -7
14   -8 -12 -13 -12  -9  -8  -8  -9  -11 -10 -13 -11  -6   1   7  18    3 -29 -41 -55 -44 -47 -54 -45
15  -39 -47 -45 -47 -41 -40 -39 -40  -40 -40 -37 -39 -34 -31 -28 -26  -27 -25 -20 -19 -25 -26 -21 -21

16  -21 -35 -37 -32 -25 -24 -25 -25  -24 -24 -27 -26 -25 -20 -19 -19  -17 -16 -17 -17 -17 -17 -10 -10
17  -11 -13 -14 -10  -6  -2   1  -2   -3  -5 -10 -14 -16 -17 -19 -21  -21 -20 -19 -24 -27 -25 -17 -19
18  -20 -22 -20 -16 -16 -16 -15 -13  -14 -13 -12 -12 -12 -12 -12 -11   -8  -8 -11 -14 -13 -16 -17 -15
19  -11 -14 -18 -18 -16 -15 -16 -16  -11 -12 -12  -8  -6  -4  -7  -9    7  11  29  25  21  30  33  31
20   21  10  -1  10  -3 -26 -38 -57  -72 -82 -80 -74 -57 -68 -82 -94  -94-117-128-121-130-144-166-161

21 -148-159-153-141-138-126-120-126 -130-127-118-101 -97 -86 -82 -81  -76 -68 -63 -64 -64 -50 -42 -35
22  -36 -43 -47 -44 -43 -46 -46 -47  -46 -42 -39 -42 -49 -46 -43 -39  -36 -35 -35 -42 -44 -42 -41 -38
23  -37 -39 -36 -31 -32 -30 -31 -31  -27 -27 -25 -23 -17 -18 -28 -31  -26 -26 -28 -30 -33 -28 -24 -18
24  -19 -22 -21 -22 -24 -26 -24 -23  -22 -19 -14 -15 -16  -8 -13 -14  -12 -14 -15 -20 -16 -15 -16 -18
25  -17 -18 -18 -20 -19 -18 -19 -19  -19 -17 -14 -12 -15 -12 -10 -13  -14  -7  -6 -10 -14 -16 -12  -9

26  -13 -14 -13 -13 -12  -9 -11 -16  -15 -13  -9  -7  -7  -7 -17 -20  -18 -13 -11 -12 -14 -18 -18 -20
27  -21 -18 -20 -20 -18 -19 -27 -33  -35 -35 -27 -27 -22 -20 -11 -11  -11 -12 -11  -8  -4  -4  -1  -2
28  -10 -10  -6  -1  -3  -4 -10 -11   -9  -8  -8  -9 -11 -11 -11 -12  -15 -13 -10 -10 -10  -8  -4  -2
29   -3  -2  -5  -8 -10 -13 -13 -11  -11 -11 -11  -8  -3  -5  -4  -1   -1  -6 -11 -16 -17 -13 -13 -13
30  -11 -12 -11  -7  -5  -3  -5  -7   -8  -6  -5  -1   1  -1  -1  -3   -6  -7  -9 -13 -13 -11 -10  -8

31   -4   8   8   7  -1   2  -1  -2   -6  -5  -6   3 -12 -40 -54 -58  -52 -47 -42 -58 -68 -81 -96-105