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Geomagnetic activity in May 2019
Mean Ap7.0No. 1002 of 1138
G1+ days2
G3+ days0
Max Ap3214 May 2019
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 11 May 2019 | 5o | 24 | G1 |
| 14 May 2019 | 6+ | 32 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| May 2018 | 7.2 | 2 | 0 |
| May 2019 | 7.0 | 2 | 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 7.0 in May 2019, No. 1002 of 1138 months since 1932; 2 days reached G1 or higher.