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Monthly overview (May 2000)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��3.3��, H: 30016nT, Z: 35374nT and F: 46393nT for May 2000.

Monthly average of the K-index daily sum is 18.3. indicates a high level of geomagnetic activity during the month.

Notable geomagnetic events include 2 magnetic storms, 4 si, 0 bay, 0 sfe, 3 pi and 1 pc.

The international 5 quietest days are the 7,8,11,20,21^th.

The international 5 most disturbed days are the 17,23,24,25,29^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	20	moderately disturbed	si			plot
2	24	disturbed				plot
3	21	moderately disturbed				plot
4	15	moderately calm				plot
5	16	moderately calm				plot
6	15	moderately calm				plot
7	12	moderately calm		��		plot
8	15	moderately calm		��		plot
9	16	moderately calm				plot
10	08	calm				plot
11	07	calm		��		plot
12	25	disturbed				plot
13	18	moderately disturbed	pc			plot
14	17	moderately disturbed				plot
15	19	moderately disturbed				plot
16	27	disturbed	storm si			plot
17	21	moderately disturbed			��	plot
18	14	moderately calm				plot
19	14	moderately calm				plot
20	10	calm		��		plot
21	13	moderately calm				plot
22	16	moderately calm				plot
23	26	disturbed	storm si		��	plot
24	37	disturbed			��	plot
25	24	disturbed	pi		��	plot
26	20	moderately disturbed				plot
27	17	moderately disturbed				plot
28	19	moderately disturbed	pi			plot
29	22	moderately disturbed				plot
30	25	disturbed	pi			plot
31	14	moderately calm				plot

*) Plot diagram opens in a separate window.