Maximum Kp index on April 21, 2008
Kp = 2
Maximum Kp index on April 21, 2008
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Austin on April 21, 2008
Time zone — UTC−05 — summer time (Austin | 30.27 N 97.75 W)
Geomagnetic storms in Austin in April 2008
Time zone — UTC−05 — summer time (Austin | 30.27 N 97.75 W)
Geomagnetic activity indices on April 21, 2008
| Geomagnetic index Ap | 4 |
|---|---|
| Solar radio flux F10.7 | 71 |
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