The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-4.6′°, H: 29984nT, Z: 35404nT and F: 46395nT for April 2007.
Monthly average of the K-index daily sum is 12.2. indicates a slightly low level of geomagnetic activity during the month.
Notable geomagnetic events include 0 magnetic storms, 3 si, 6 bay, 0 sfe, 12 pi and 0 pc.
The international 5 quietest days are the 8,13,16,20,21th.
The international 5 most disturbed days are the 1,2,27,28,29th.
Plot of the geomagnetic hourly value for April 2007
Plot of the K-index daily total sum for 2007
| Date | K-index daily sum |
Geomagnetic activity |
Geomagnetic phenomena |
International 5 quietest days |
International 5 quietest days |
geomagnetic 1-minute value plot |
|---|---|---|---|---|---|---|
| 1 | 29 | disturbed | ○ | plot | ||
| 2 | 27 | disturbed | ○ | plot | ||
| 3 | 17 | moderately disturbed | plot | |||
| 4 | 14 | moderately calm | plot | |||
| 5 | 07 | calm | plot | |||
| 6 | 03 | extremely calm | plot | |||
| 7 | 02 | extremely calm | plot | |||
| 8 | 07 | calm | ○ | plot | ||
| 9 | 21 | moderately disturbed | plot | |||
| 10 | 10 | calm | plot | |||
| 11 | 07 | calm | plot | |||
| 12 | 17 | moderately disturbed | plot | |||
| 13 | 01 | extremely calm | ○ | plot | ||
| 14 | 06 | calm | plot | |||
| 15 | 07 | calm | plot | |||
| 16 | 02 | extremely calm | ○ | plot | ||
| 17 | 20 | moderately disturbed | plot | |||
| 18 | 10 | calm | plot | |||
| 19 | 08 | calm | plot | |||
| 20 | 02 | extremely calm | ○ | plot | ||
| 21 | 02 | extremely calm | ○ | plot | ||
| 22 | 19 | moderately disturbed | plot | |||
| 23 | 15 | moderately calm | plot | |||
| 24 | 11 | moderately calm | plot | |||
| 25 | 11 | moderately calm | plot | |||
| 26 | 09 | calm | plot | |||
| 27 | 18 | moderately disturbed | ○ | plot | ||
| 28 | 25 | disturbed | ○ | plot | ||
| 29 | 20 | moderately disturbed | ○ | plot | ||
| 30 | 18 | moderately disturbed | plot |
*) Plot diagram opens in a separate window.
