Maximum Kp index on February 4, 2011
Kp = 6
Maximum Kp index on February 4, 2011
A geomagnetic storm was recorded — level G2
Kp = 6
Geomagnetic storms in Boston on February 4, 2011
Time zone — UTC−05 (Boston | 42.24 N 71.03 W)
Geomagnetic storms in Boston in February 2011
Time zone — UTC−05 (Boston | 42.24 N 71.03 W)
Geomagnetic activity indices on February 4, 2011
| Geomagnetic index Ap | 21 |
|---|---|
| Solar radio flux F10.7 | 82 |