Maximum Kp index on December 21, 2009
Kp = 2
Maximum Kp index on December 21, 2009
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Cherkessk on December 21, 2009
Time zone — UTC+03 (Cherkessk | 44.28 N 42.07 E)
Geomagnetic storms in Cherkessk in December 2009
Time zone — UTC+03 (Cherkessk | 44.28 N 42.07 E)
Geomagnetic activity indices on December 21, 2009
| Geomagnetic index Ap | 1 |
|---|---|
| Solar radio flux F10.7 | 83 |
Diary
- 10.11.2026 Space weather on November 10, 2026
- 09.11.2026 A coronal hole on the Sun in the shape of a kitty
- 09.11.2026 Space weather for November 9, 2026