Home > Observation data > Monthly overview > Monthly overview (Aug 2002)

Monthly overview (Aug 2002)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-3.1′°, H: 29994nT, Z: 35376nT and F: 46380nT for August 2002.

Monthly average of the K-index daily sum is 16.8. indicates a slightly high level of geomagnetic activity during the month.

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

The international 5 quietest days are the 5,6,7,24,25^th.

The international 5 most disturbed days are the 1,2,19,20,21^th.

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

*) Plot diagram opens in a separate window.