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Monthly overview (May 2007)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��4.7��, H: 29986nT, Z: 35405nT and F: 46398nT for May 2007.

Monthly average of the K-index daily sum is 11.1. indicates a low level of geomagnetic activity during the month.

Notable geomagnetic events include 0 magnetic storms, 2 si, 6 bay, 0 sfe, 7 pi and 0 pc.

The international 5 quietest days are the 2,5,6,12,13^th.

The international 5 most disturbed days are the 7,18,23,24,25^th.

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

*) Plot diagram opens in a separate window.