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Monthly overview (Apr 2006)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��4.1��, H: 29981nT, Z: 35384nT and F: 46378nT for April 2006.

Monthly average of the K-index daily sum is 12.1. indicates a slightly low level of geomagnetic activity during the month.

Notable geomagnetic events include 3 magnetic storms, 2 si, 5 bay, 1 sfe, 13 pi and 1 pc.

The international 5 quietest days are the 1,2,3,12,30^th.

The international 5 most disturbed days are the 5,9,14,15,22^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	02	extremely calm	pi	��		plot
2	02	extremely calm	pi	��		plot
3	02	extremely calm		��		plot
4	16	moderately calm	storm			plot
5	27	disturbed	bay pi		��	plot
6	14	moderately calm	sfe pi			plot
7	05	calm				plot
8	09	calm	storm pi			plot
9	32	disturbed			��	plot
10	18	moderately disturbed	pi pc			plot
11	12	moderately calm	pi			plot
12	03	extremely calm		��		plot
13	21	moderately disturbed	si			plot
14	34	disturbed	storm bay pi		��	plot
15	26	disturbed	bay pi		��	plot
16	16	moderately calm	pi			plot
17	07	calm	pi			plot
18	08	calm				plot
19	03	extremely calm				plot
20	10	calm	pi			plot
21	13	moderately calm				plot
22	23	disturbed				plot
23	12	moderately calm				plot
24	08	calm				plot
25	07	calm				plot
26	02	extremely calm				plot
27	09	calm				plot
28	19	moderately disturbed	si			plot
29	04	calm				plot
30	00	extremely calm				plot

*) Plot diagram opens in a separate window.