Maximum Kp index on April 21, 2011
Kp = 3
Maximum Kp index on April 21, 2011
The Earth's magnetosphere was quiet
Kp = 3
Geomagnetic storms in Yuzhno-Sakhalinsk on April 21, 2011
Time zone — UTC+11 (Yuzhno-Sakhalinsk46.97 N 142.73 E)
Geomagnetic storms in Yuzhno-Sakhalinsk in April 2011
Time zone — UTC+11 (Yuzhno-Sakhalinsk46.97 N 142.73 E)
Geomagnetic activity indices on April 21, 2011
| Geomagnetic index Ap | 5 |
|---|---|
| Solar radio flux F10.7 | 113 |