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Home > Observation data > Monthly overview > Monthly overview (Mar 1999)

Monthly overview (Mar 1999)


Overview.

The monthly mean values of the geomagnetic field components at Kakioka are D: -73, H: 30027nT, Z: 35356nT and F: 46386nT for March 1999.

Monthly average of the K-index daily sum is 17. indicates a high level of geomagnetic activity during the month.

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

The international 5 quietest days are the 16,20,22,24,27th.

The international 5 most disturbed days are the 1,4,7,10,29th.


Plot of the geomagnetic hourly value for March 1999

Plot of the K-index daily total sum for 1999

Details of the geomagnetic storms in March 1999

Daily geomagnetic activity in March 1999.

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

*) Plot diagram opens in a separate window.



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