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Monthly overview (May 2002)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��2.8��, H: 30001nT, Z: 35376nT and F: 46385nT for May 2002.

Monthly average of the K-index daily sum is 14.1. indicates a moderate level of geomagnetic activity during the month.

Notable geomagnetic events include 2 magnetic storms, 6 si, 1 bay, 0 sfe, 0 pi and 0 pc.

The international 5 quietest days are the 1,5,24,25,31^th.

The international 5 most disturbed days are the 10,11,14,23,27^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	10	calm				plot
3	10	calm				plot
4	09	calm				plot
5	06	calm		��		plot
6	16	moderately calm				plot
7	18	moderately disturbed				plot
8	14	moderately calm				plot
9	10	calm				plot
10	21	moderately disturbed	si		��	plot
11	24	disturbed	storm		��	plot
12	18	moderately disturbed				plot
13	13	moderately calm				plot
14	26	disturbed	bay		��	plot
15	18	moderately disturbed				plot
16	13	moderately calm				plot
17	07	calm				plot
18	14	moderately calm	si			plot
19	13	moderately calm				plot
20	18	moderately disturbed	si			plot
21	17	moderately disturbed	si			plot
22	14	moderately calm				plot
23	33	disturbed	storm si		��	plot
24	00	extremely calm		��		plot
25	07	calm		��		plot
26	12	moderately calm				plot
27	25	disturbed				plot
28	16	moderately calm				plot
29	11	moderately calm				plot
30	14	moderately calm				plot
31	02	extremely calm				plot

*) Plot diagram opens in a separate window.