The monthly mean values of the geomagnetic field components at Kakioka are D: -7°-43.5′°, H: 30060nT, Z: 35872nT and F: 46802nT for April 2020.
Monthly average of the K-index daily sum is 9.3. indicates an extremely lowl level of geomagnetic activity during the month.
Notable geomagnetic events include 1 magnetic storms, 1 si, 4 bay, 0 sfe, 8 pi and 0 pc.
The international 5 quietest days are the 6,19,23,29,30th.
The international 5 most disturbed days are the 3,8,14,20,21th.
Plot of the geomagnetic hourly value for April 2020
Plot of the K-index daily total sum for 2020
Details of the geomagnetic storms in April 2020
| Date | K-index daily sum |
Geomagnetic activity |
Geomagnetic phenomena |
International 5 quietest days |
International 5 quietest days |
geomagnetic 1-minute value plot |
|---|---|---|---|---|---|---|
| 1 | 09 | calm | bay | plot | ||
| 2 | 11 | moderately calm | plot | |||
| 3 | 14 | moderately calm | pi | ○ | plot | |
| 4 | 06 | calm | pi | plot | ||
| 5 | 07 | calm | pi | plot | ||
| 6 | 00 | extremely calm | ○ | plot | ||
| 7 | 05 | calm | plot | |||
| 8 | 19 | moderately disturbed | pi | ○ | plot | |
| 9 | 06 | calm | plot | |||
| 10 | 10 | calm | bay | plot | ||
| 11 | 12 | moderately calm | bay pi | plot | ||
| 12 | 15 | moderately calm | plot | |||
| 13 | 10 | calm | plot | |||
| 14 | 11 | moderately calm | ○ | plot | ||
| 15 | 07 | calm | plot | |||
| 16 | 07 | calm | plot | |||
| 17 | 07 | calm | plot | |||
| 18 | 07 | calm | plot | |||
| 19 | 04 | calm | ○ | plot | ||
| 20 | 26 | disturbed | storm si | ○ | plot | |
| 21 | 20 | moderately disturbed | bay pi | ○ | plot | |
| 22 | 10 | calm | pi | plot | ||
| 23 | 07 | calm | ○ | plot | ||
| 24 | 11 | moderately calm | pi | plot | ||
| 25 | 06 | calm | plot | |||
| 26 | 12 | moderately calm | plot | |||
| 27 | 11 | moderately calm | plot | |||
| 28 | 08 | calm | plot | |||
| 29 | 01 | extremely calm | ○ | plot | ||
| 30 | 00 | extremely calm | ○ | plot |
*) Plot diagram opens in a separate window.
