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 Arviat on August 21, 2004
Time zone — UTC−05 — summer time (Arviat | 61.1 N 94.05 W)
Geomagnetic storms in Arviat in August 2004
Time zone — UTC−05 — summer time (Arviat | 61.1 N 94.05 W)
Geomagnetic activity indices on August 21, 2004
| Geomagnetic index Ap | 17 |
|---|---|
| Solar radio flux F10.7 | 120 |