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Monthly overview (Jan 2001)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��2.9��, H: 30013nT, Z: 35378nT and F: 46394nT for January 2001.

Monthly average of the K-index daily sum is 11.8. indicates a slightly low level of geomagnetic activity during the month.

Notable geomagnetic events include 1 magnetic storms, 6 si, 5 bay, 1 sfe, 2 pi and 0 pc.

The international 5 quietest days are the 1,2,6,19,30^th.

The international 5 most disturbed days are the 21,23,24,29,31^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		��		plot
2	04	calm		��		plot
3	15	moderately calm				plot
4	19	moderately disturbed	si pi			plot
5	07	calm				plot
6	07	calm		��		plot
7	03	extremely calm				plot
8	11	moderately calm				plot
9	12	moderately calm				plot
10	11	moderately calm	si			plot
11	13	moderately calm				plot
12	09	calm				plot
13	13	moderately calm	si			plot
14	12	moderately calm				plot
15	12	moderately calm				plot
16	07	calm	bay			plot
17	11	moderately calm	si			plot
18	08	calm				plot
19	08	calm		��		plot
20	16	moderately calm				plot
21	24	disturbed	bay		��	plot
22	19	moderately disturbed				plot
23	19	moderately disturbed	si		��	plot
24	23	disturbed	bay		��	plot
25	08	calm				plot
26	16	moderately calm	sfe			plot
27	03	extremely calm				plot
28	13	moderately calm				plot
29	15	moderately calm			��	plot
30	04	calm				plot
31	23	disturbed	storm bay pi			plot

*) Plot diagram opens in a separate window.