Maximum Kp index on July 21, 2009
Kp = 6
Maximum Kp index on July 21, 2009
A geomagnetic storm was recorded — level G2
Kp = 6
Geomagnetic storms in Concord on July 21, 2009
Time zone — UTC−04 — summer time (Concord | 43.22 N 71.55 W)
Geomagnetic storms in Concord in July 2009
Time zone — UTC−04 — summer time (Concord | 43.22 N 71.55 W)
Geomagnetic activity indices on July 21, 2009
| Geomagnetic index Ap | 4 |
|---|---|
| Solar radio flux F10.7 | 68 |