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Geomagnetic activity in April 2016
Mean Ap9.0No. 846 of 1138
G1+ days7
G3+ days0
Max Ap2513 Apr 2016
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 2 Apr 2016 | 5o | 19 | G1 |
| 7 Apr 2016 | 6- | 17 | G2 |
| 8 Apr 2016 | 5- | 8 | G1 |
| 12 Apr 2016 | 5o | 18 | G1 |
| 13 Apr 2016 | 5o | 25 | G1 |
| 14 Apr 2016 | 5- | 22 | G1 |
| 23 Apr 2016 | 5- | 11 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| April 2015 | 10.7 | 5 | 0 |
| April 2016 | 9.0 | 7 | 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 9.0 in April 2016, No. 846 of 1138 months since 1932; 7 days reached G1 or higher.