Maximum Kp index on May 21, 2009
Kp = 2
Maximum Kp index on May 21, 2009
The Earth's magnetosphere was quiet
Kp = 2
Geomagnetic storms in Concord on May 21, 2009
Time zone — UTC−04 — summer time (Concord | 43.22 N 71.55 W)
Geomagnetic storms in Concord in May 2009
Time zone — UTC−04 — summer time (Concord | 43.22 N 71.55 W)
Geomagnetic activity indices on May 21, 2009
| Geomagnetic index Ap | 5 |
|---|---|
| Solar radio flux F10.7 | 72 |