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Monthly overview (Dec 2004)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-3.6′°, H: 29979nT, Z: 35379nT and F: 46372nT for December 2004.

Monthly average of the K-index daily sum is 15. indicates a moderate level of geomagnetic activity during the month.

Notable geomagnetic events include 0 magnetic storms, 2 si, 10 bay, 0 sfe, 0 pi and 0 pc.

The international 5 quietest days are the 2,3,4,19,24^th.

The international 5 most disturbed days are the 6,12,22,28,30^th.

Date	K-index daily sum	Geomagnetic activity	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	15	moderately calm			plot
2	05	calm	○		plot
3	07	calm	○		plot
4	01	extremely calm	○		plot
5	17	moderately disturbed			plot
6	25	disturbed		○	plot
7	19	moderately disturbed			plot
8	18	moderately disturbed			plot
9	11	moderately calm			plot
10	20	moderately disturbed			plot
11	21	moderately disturbed			plot
12	29	disturbed		○	plot
13	13	moderately calm			plot
14	17	moderately disturbed			plot
15	10	calm			plot
16	18	moderately disturbed			plot
17	19	moderately disturbed			plot
18	16	moderately calm			plot
19	02	extremely calm	○		plot
20	08	calm			plot
21	18	moderately disturbed			plot
22	22	moderately disturbed		○	plot
23	10	calm			plot
24	06	calm	○		plot
25	19	moderately disturbed			plot
26	15	moderately calm			plot
27	16	moderately calm			plot
28	20	moderately disturbed		○	plot
29	18	moderately disturbed			plot
30	23	disturbed		○	plot
31	08	calm			plot

*) Plot diagram opens in a separate window.