Maximum Kp index on April 13, 2004
Kp = 2
Maximum Kp index on April 13, 2004
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Sofia on April 13, 2004
Time zone — UTC+03 — summer time (Sofia | 42.68 N 23.32 E)
Geomagnetic storms in Sofia in April 2004
Time zone — UTC+03 — summer time (Sofia | 42.68 N 23.32 E)
Geomagnetic activity indices on April 13, 2004
| Geomagnetic index Ap | 6 |
|---|---|
| Solar radio flux F10.7 | 93 |