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Geomagnetic activity in February 2019
Mean Ap6.9No. 1015 of 1138
G1+ days1
G3+ days0
Max Ap2328 Feb 2019
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 28 Feb 2019 | 5- | 23 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 2018 | 6.3 | 2 | 0 |
| February 2019 | 6.9 | 1 | 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 6.9 in February 2019, No. 1015 of 1138 months since 1932; 1 days reached G1 or higher.