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Monthly overview (Apr 1993)

The monthly mean values of the geomagnetic field components at Kakioka are D: -6°-54.3′°, H: 30111nT, Z: 35097nT and F: 46244nT for April 1993.

Monthly average of the K-index daily sum is 17.6. indicates a high level of geomagnetic activity during the month.

Notable geomagnetic events include 2 magnetic storms, 4 si, 4 bay, 1 sfe, 0 pi and 0 pc.

The international 5 quietest days are the 2,3,26,27,28^th.

The international 5 most disturbed days are the 4,5,13,15,21^th.

Date	K-index daily sum	Geomagnetic activity	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	12	moderately calm			plot
2	02	extremely calm	○		plot
3	01	extremely calm	○		plot
4	26	disturbed		○	plot
5	35	disturbed		○	plot
6	18	moderately disturbed			plot
7	15	moderately calm			plot
8	25	disturbed			plot
9	19	moderately disturbed			plot
10	19	moderately disturbed			plot
11	13	moderately calm			plot
12	15	moderately calm			plot
13	28	disturbed		○	plot
14	18	moderately disturbed			plot
15	27	disturbed		○	plot
16	15	moderately calm			plot
17	17	moderately disturbed			plot
18	22	moderately disturbed			plot
19	16	moderately calm			plot
20	25	disturbed			plot
21	29	disturbed		○	plot
22	25	disturbed			plot
23	15	moderately calm			plot
24	18	moderately disturbed			plot
25	16	moderately calm			plot
26	11	moderately calm	○		plot
27	01	extremely calm	○		plot
28	06	calm	○		plot
29	18	moderately disturbed			plot
30	21	moderately disturbed			plot

*) Plot diagram opens in a separate window.