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Monthly overview (Jul 2021)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��47.9��, H: 30095nT, Z: 35882nT and F: 46832nT for July 2021.

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 0 magnetic storms, 4 si, 1 bay, 1 sfe, 5 pi and 0 pc.

The international 5 quietest days are the 4,23,24,25,26^th.

The international 5 most disturbed days are the 14,15,20,22,28^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	14	moderately calm				plot
2	10	calm				plot
3	07	calm				plot
4	04	calm	sfe	��		plot
5	16	moderately calm	si			plot
6	16	moderately calm	pi			plot
7	19	moderately disturbed				plot
8	07	calm				plot
9	13	moderately calm				plot
10	12	moderately calm				plot
11	05	calm	pi			plot
12	15	moderately calm	pi			plot
13	09	calm				plot
14	17	moderately disturbed	si		��	plot
15	20	moderately disturbed			��	plot
16	10	calm				plot
17	08	calm				plot
18	08	calm				plot
19	14	moderately calm	si			plot
20	18	moderately disturbed			��	plot
21	13	moderately calm				plot
22	17	moderately disturbed	pi		��	plot
23	01	extremely calm		��		plot
24	03	extremely calm		��		plot
25	04	calm		��		plot
26	11	moderately calm				plot
27	13	moderately calm				plot
28	19	moderately disturbed	bay pi			plot
29	15	moderately calm				plot
30	15	moderately calm	si			plot
31	14	moderately calm				plot

*) Plot diagram opens in a separate window.