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Geomagnetic activity in March 2023
Mean Ap14.4No. 398 of 1138
G1+ days4
G3+ days2
Max Ap7324 Mar 2023
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 15 Mar 2023 | 6- | 30 | G2 |
| 23 Mar 2023 | 7o | 55 | G3 |
| 24 Mar 2023 | 8o | 73 | G4 |
| 30 Mar 2023 | 5o | 18 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| March 2022 | 10.2 | 6 | 0 |
| March 2023 | 14.4 | 4 | 2 |
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 14.4 in March 2023, No. 398 of 1138 months since 1932; 4 days reached G1 or higher.