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Monthly overview (Jun 1998)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-2.2′°, H: 30047nT, Z: 35337nT and F: 46385nT for June 1998.

Monthly average of the K-index daily sum is 15. indicates a moderate level of geomagnetic activity during the month.

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

The international 5 quietest days are the 1,17,28,29,30^th.

The international 5 most disturbed days are the 6,7,10,24,26^th.

Date	K-index daily sum	Geomagnetic activity	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	07	calm	○		plot
2	15	moderately calm			plot
3	17	moderately disturbed			plot
4	14	moderately calm			plot
5	18	moderately disturbed			plot
6	20	moderately disturbed		○	plot
7	19	moderately disturbed		○	plot
8	19	moderately disturbed			plot
9	14	moderately calm			plot
10	20	moderately disturbed		○	plot
11	13	moderately calm			plot
12	09	calm			plot
13	08	calm			plot
14	21	moderately disturbed			plot
15	16	moderately calm			plot
16	10	calm			plot
17	04	calm	○		plot
18	11	moderately calm			plot
19	19	moderately disturbed			plot
20	19	moderately disturbed			plot
21	20	moderately disturbed			plot
22	15	moderately calm			plot
23	17	moderately disturbed			plot
24	23	disturbed		○	plot
25	21	moderately disturbed			plot
26	31	disturbed		○	plot
27	09	calm			plot
28	05	calm	○		plot
29	06	calm	○		plot
30	09	calm	○		plot

*) Plot diagram opens in a separate window.