Maximum Kp index on April 21, 2004
Kp = 3
Maximum Kp index on April 21, 2004
The Earth's magnetosphere was quiet
Kp = 3
Geomagnetic storms in Vienna on April 21, 2004
Time zone — UTC+02 — summer time (Vienna | 48.2 N 16.37 E)
Geomagnetic storms in Vienna in April 2004
Time zone — UTC+02 — summer time (Vienna | 48.2 N 16.37 E)
Geomagnetic activity indices on April 21, 2004
| Geomagnetic index Ap | 5 |
|---|---|
| Solar radio flux F10.7 | 113 |
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