Home > Observation data > Monthly overview > Monthly overview (Apr 2022)

Monthly overview (Apr 2022)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-50.3′°, H: 30096nT, Z: 35894nT and F: 46842nT for April 2022.

Monthly average of the K-index daily sum is 17.4. indicates a high level of geomagnetic activity during the month.

Notable geomagnetic events include 2 magnetic storms, 3 si, 6 bay, 1 sfe, 5 pi and 0 pc.

The international 5 quietest days are the 5,6,24,25,26^th.

The international 5 most disturbed days are the 2,9,10,14,15^th.

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

*) Plot diagram opens in a separate window.