Aurora & Space WeatherHome › Geomagnetic history › 2010
Geomagnetic activity in February 2010
Mean Ap4.5No. 1113 of 1138
G1+ days0
G3+ days0
Max Ap1415 Feb 2010
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| – | – | – | – |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 2009 | 4.5 | 0 | 0 |
| February 2010 | 4.5 | 0 | 0 |
Dates and time slots are UTC. Kp is the 3-hourly planetary geomagnetic index (0–9); Ap is the daily average disturbance. G1–G5 follow the NOAA storm scale (Kp 5- and above counted as G1). Aurora visibility also depends on weather and location. The latest values are preliminary.
About this page
Mean Ap 4.5 in February 2010, No. 1113 of 1138 months since 1932; 0 days reached G1 or higher.