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Geomagnetic activity in March 1945
Mean Ap16.8No. 256 of 1138
G1+ days10
G3+ days2
Max Ap5715 Mar 1945
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 5 Mar 1945 | 5+ | 20 | G1 |
| 8 Mar 1945 | 5- | 21 | G1 |
| 11 Mar 1945 | 5o | 36 | G1 |
| 12 Mar 1945 | 6+ | 50 | G2 |
| 15 Mar 1945 | 7- | 57 | G3 |
| 16 Mar 1945 | 5- | 23 | G1 |
| 20 Mar 1945 | 6o | 23 | G2 |
| 26 Mar 1945 | 6o | 53 | G2 |
| 27 Mar 1945 | 5o | 25 | G1 |
| 28 Mar 1945 | 7+ | 53 | G3 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| March 1944 | 17.3 | 13 | 1 |
| March 1945 | 16.8 | 10 | 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 16.8 in March 1945, No. 256 of 1138 months since 1932; 10 days reached G1 or higher.