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Monthly overview (Dec 2018)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7��38.6��, H: 30024nT, Z: 35853nT and F: 46764nT for December 2018.

Monthly average of the K-index daily sum is 9.8. indicates an extremely lowl level of geomagnetic activity during the month.

Notable geomagnetic events include 0 magnetic storms, 0 si, 7 bay, 0 sfe, 1 pi and 0 pc.

The international 5 quietest days are the 13,14,15,16,23^th.

The international 5 most disturbed days are the 2,7,8,20,28^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	13	moderately calm	bay			plot
2	16	moderately calm			��	plot
3	15	moderately calm	pi			plot
4	13	moderately calm				plot
5	07	calm				plot
6	09	calm				plot
7	16	moderately calm			��	plot
8	17	moderately disturbed	bay		��	plot
9	13	moderately calm				plot
10	17	moderately disturbed	bay			plot
11	12	moderately calm				plot
12	04	calm				plot
13	02	extremely calm		��		plot
14	01	extremely calm		��		plot
15	02	extremely calm		��		plot
16	04	calm		��		plot
17	11	moderately calm				plot
18	13	moderately calm	bay			plot
19	11	moderately calm				plot
20	13	moderately calm			��	plot
21	05	calm				plot
22	04	calm				plot
23	02	extremely calm				plot
24	05	calm				plot
25	04	calm				plot
26	02	extremely calm				plot
27	05	calm				plot
28	25	disturbed	bay			plot
29	17	moderately disturbed				plot
30	16	moderately calm	bay			plot
31	11	moderately calm				plot

*) Plot diagram opens in a separate window.