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Monthly overview (Sep 2008)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��6.5��, H: 29979nT, Z: 35438nT and F: 46418nT for September 2008.

Monthly average of the K-index daily sum is 7.2. indicates an extremely lowl level of geomagnetic activity during the month.

Notable geomagnetic events include 1 magnetic storms, 2 si, 1 bay, 0 sfe, 8 pi and 0 pc.

The international 5 quietest days are the 12,13,21,24,29^th.

The international 5 most disturbed days are the 4,7,8,15,16^th.

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

*) Plot diagram opens in a separate window.