Home > Observation data > Monthly overview > Monthly overview (Dec 2023)

Monthly overview (Dec 2023)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-54.6′°, H: 30108nT, Z: 35942nT and F: 46886nT for December 2023.

Monthly average of the K-index daily sum is 13.7. indicates a moderate level of geomagnetic activity during the month.

Notable geomagnetic events include 3 magnetic storms, 7 si, 5 bay, 1 sfe, 5 pi and 0 pc.

The international 5 quietest days are the 9,11,22,28,31^th.

The international 5 most disturbed days are the 1,5,14,17,18^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	36	disturbed	storm si pi		○	plot
2	15	moderately calm				plot
3	20	moderately disturbed	si			plot
4	16	moderately calm				plot
5	22	moderately disturbed	bay		○	plot
6	14	moderately calm				plot
7	09	calm				plot
8	08	calm				plot
9	05	calm		○		plot
10	05	calm				plot
11	02	extremely calm		○		plot
12	14	moderately calm				plot
13	17	moderately disturbed	storm si bay			plot
14	21	moderately disturbed	bay		○	plot
15	16	moderately calm	si			plot
16	19	moderately disturbed	storm			plot
17	27	disturbed	si bay		○	plot
18	31	disturbed	pi		○	plot
19	13	moderately calm	pi			plot
20	15	moderately calm				plot
21	08	calm	bay sfe			plot
22	05	calm		○		plot
23	12	moderately calm				plot
24	16	moderately calm				plot
25	07	calm				plot
26	10	calm				plot
27	11	moderately calm				plot
28	05	calm	si	○		plot
29	12	moderately calm				plot
30	10	calm				plot
31	05	calm		○		plot

*) Plot diagram opens in a separate window.