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Monthly overview (Dec 2008)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��6.5��, H: 29983nT, Z: 35445nT and F: 46426nT for December 2008.

Monthly average of the K-index daily sum is 7.1. indicates an extremely lowl level of geomagnetic activity during the month.

Notable geomagnetic events include 0 magnetic storms, 2 si, 5 bay, 0 sfe, 2 pi and 0 pc.

The international 5 quietest days are the 1,2,9,14,29^th.

The international 5 most disturbed days are the 4,5,6,23,31^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	01	extremely calm		��		plot
2	00	extremely calm		��		plot
3	10	calm	pi			plot
4	12	moderately calm			��	plot
5	21	moderately disturbed	bay		��	plot
6	21	moderately disturbed	bay		��	plot
7	13	moderately calm	bay			plot
8	03	extremely calm				plot
9	01	extremely calm		��		plot
10	06	calm				plot
11	09	calm				plot
12	06	calm				plot
13	02	extremely calm				plot
14	00	extremely calm		��		plot
15	04	calm				plot
16	11	moderately calm				plot
17	12	moderately calm	si			plot
18	03	extremely calm				plot
19	07	calm				plot
20	05	calm				plot
21	03	extremely calm				plot
22	06	calm				plot
23	17	moderately disturbed			��	plot
24	12	moderately calm	pi			plot
25	08	calm				plot
26	01	extremely calm				plot
27	01	extremely calm				plot
28	05	calm				plot
29	00	extremely calm				plot
30	01	extremely calm				plot
31	18	moderately disturbed	si bay			plot

*) Plot diagram opens in a separate window.