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Geomagnetic activity in February 1945
Mean Ap10.1No. 746 of 1138
G1+ days4
G3+ days0
Max Ap2315 Feb 1945
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 5 Feb 1945 | 5- | 17 | G1 |
| 16 Feb 1945 | 5- | 21 | G1 |
| 26 Feb 1945 | 5+ | 23 | G1 |
| 27 Feb 1945 | 5- | 17 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 1944 | 11.8 | 6 | 1 |
| February 1945 | 10.1 | 4 | 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 10.1 in February 1945, No. 746 of 1138 months since 1932; 4 days reached G1 or higher.