Maximum Kp index on August 21, 2004
Kp = 4
Maximum Kp index on August 21, 2004
Geomagnetic disturbances were observed
Kp = 4
Geomagnetic storms in Lansing on August 21, 2004
Time zone — UTC−04 — summer time (Lansing | 42.73 N 84.55 W)
Geomagnetic storms in Lansing in August 2004
Time zone — UTC−04 — summer time (Lansing | 42.73 N 84.55 W)
Geomagnetic activity indices on August 21, 2004
| Geomagnetic index Ap | 17 |
|---|---|
| Solar radio flux F10.7 | 120 |