Home > Observation data > Monthly overview > Monthly overview (Mar 2001)

Monthly overview (Mar 2001)

The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-3.3′°, H: 29996nT, Z: 35375nT and F: 46381nT for March 2001.

Monthly average of the K-index daily sum is 17.2. indicates a high level of geomagnetic activity during the month.

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

The international 5 quietest days are the 11,15,16,17,26^th.

The international 5 most disturbed days are the 19,20,23,28,31^th.

Date	K-index daily sum	Geomagnetic activity	Geomagnetic phenomena	International 5 quietest days	International 5 quietest days	geomagnetic 1-minute value plot
1	12	moderately calm				plot
2	17	moderately disturbed				plot
3	23	disturbed	si bay			plot
4	25	disturbed				plot
5	23	disturbed				plot
6	12	moderately calm				plot
7	14	moderately calm				plot
8	15	moderately calm				plot
9	12	moderately calm	sfe			plot
10	08	calm	sfe			plot
11	05	calm		○		plot
12	20	moderately disturbed				plot
13	15	moderately calm				plot
14	11	moderately calm				plot
15	00	extremely calm		○		plot
16	02	extremely calm		○		plot
17	06	calm		○		plot
18	11	moderately calm				plot
19	24	disturbed	storm si		○	plot
20	35	disturbed	bay		○	plot
21	12	moderately calm				plot
22	22	moderately disturbed	si			plot
23	25	disturbed			○	plot
24	18	moderately disturbed	bay			plot
25	09	calm	sfe			plot
26	08	calm		○		plot
27	26	disturbed	si			plot
28	31	disturbed	storm		○	plot
29	23	disturbed				plot
30	20	moderately disturbed				plot
31	50	disturbed	storm si		○	plot

*) Plot diagram opens in a separate window.