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Monthly overview (Mar 1999)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-3′°, H: 30027nT, Z: 35356nT and F: 46386nT for March 1999.

Monthly average of the K-index daily sum is 17. indicates a high level of geomagnetic activity during the month.

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

The international 5 quietest days are the 16,20,22,24,27^th.

The international 5 most disturbed days are the 1,4,7,10,29^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	30	disturbed	pi		○	plot
2	22	moderately disturbed				plot
3	20	moderately disturbed				plot
4	30	disturbed			○	plot
5	19	moderately disturbed	bay pi			plot
6	15	moderately calm				plot
7	23	disturbed	bay		○	plot
8	15	moderately calm				plot
9	25	disturbed	bay pi			plot
10	27	disturbed	storm si		○	plot
11	24	disturbed				plot
12	23	disturbed				plot
13	12	moderately calm	pi			plot
14	21	moderately disturbed				plot
15	19	moderately disturbed				plot
16	06	calm		○		plot
17	10	calm				plot
18	12	moderately calm				plot
19	13	moderately calm				plot
20	10	calm		○		plot
21	11	moderately calm				plot
22	06	calm		○		plot
23	10	calm				plot
24	06	calm		○		plot
25	13	moderately calm				plot
26	14	moderately calm				plot
27	05	calm		○		plot
28	13	moderately calm				plot
29	27	disturbed	pi		○	plot
30	27	disturbed				plot
31	18	moderately disturbed				plot

*) Plot diagram opens in a separate window.