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Monthly overview (May 2005)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��4.1��, H: 29970nT, Z: 35381nT and F: 46369nT for May 2005.

Monthly average of the K-index daily sum is 16.8. indicates a slightly high level of geomagnetic activity during the month.

Notable geomagnetic events include 4 magnetic storms, 5 si, 1 bay, 0 sfe, 11 pi and 1 pc.

The international 5 quietest days are the 5,24,25,26,27^th.

The international 5 most disturbed days are the 1,8,15,16,30^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	24	disturbed	bay pi		��	plot
2	11	moderately calm	pi			plot
3	16	moderately calm	pi			plot
4	06	calm				plot
5	10	calm		��		plot
6	08	calm	si			plot
7	15	moderately calm	storm pi			plot
8	34	disturbed	pi		��	plot
9	13	moderately calm				plot
10	10	calm				plot
11	18	moderately disturbed	pi			plot
12	22	moderately disturbed	pi			plot
13	25	disturbed	si pi			plot
14	09	calm				plot
15	42	disturbed	storm pc		��	plot
16	23	disturbed			��	plot
17	18	moderately disturbed				plot
18	12	moderately calm				plot
19	16	moderately calm				plot
20	30	disturbed	storm			plot
21	19	moderately disturbed				plot
22	14	moderately calm				plot
23	10	calm				plot
24	06	calm		��		plot
25	07	calm		��		plot
26	01	extremely calm		��		plot
27	02	extremely calm				plot
28	20	moderately disturbed	si			plot
29	25	disturbed	storm si			plot
30	36	disturbed	pi			plot
31	20	moderately disturbed	pi			plot

*) Plot diagram opens in a separate window.