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Monthly overview (Sep 2024)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-56.8′°, H: 30103nT, Z: 35969nT and F: 46904nT for September 2024.

Monthly average of the K-index daily sum is 18.2. indicates a high level of geomagnetic activity during the month.

Notable geomagnetic events include 2 magnetic storms, 5 si, 8 bay, 1 sfe, 5 pi and 1 pc.

The international 5 quietest days are the 3,5,20,21,22^th.

The international 5 most disturbed days are the 12,13,16,17,25^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	18	moderately disturbed				plot
2	15	moderately calm	sfe			plot
3	11	moderately calm		○		plot
4	21	moderately disturbed	si			plot
5	11	moderately calm		○		plot
6	12	moderately calm				plot
7	11	moderately calm				plot
8	14	moderately calm				plot
9	17	moderately disturbed				plot
10	11	moderately calm				plot
11	15	moderately calm	si			plot
12	38	disturbed	storm si bay pi		○	plot
13	28	disturbed	bay		○	plot
14	23	disturbed	bay			plot
15	24	disturbed				plot
16	25	disturbed	storm si bay pc		○	plot
17	33	disturbed	bay pi		○	plot
18	16	moderately calm				plot
19	21	moderately disturbed	bay			plot
20	09	calm		○		plot
21	13	moderately calm		○		plot
22	09	calm		○		plot
23	18	moderately disturbed	bay			plot
24	28	disturbed				plot
25	29	disturbed			○	plot
26	16	moderately calm	pi			plot
27	10	calm				plot
28	14	moderately calm				plot
29	21	moderately disturbed				plot
30	14	moderately calm				plot

*) Plot diagram opens in a separate window.