Maximum Kp index on April 28, 2004
Kp = 4
Maximum Kp index on April 28, 2004
Geomagnetic disturbances were observed
Kp = 4
Geomagnetic storms on April 28, 2004
Time zone — UTC+00
Geomagnetic storms in April 2004
Time zone — UTC+00
Geomagnetic activity indices on April 28, 2004
| Geomagnetic index Ap | 8 |
|---|---|
| Solar radio flux F10.7 | 90 |