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Geomagnetic activity in February 1956
Mean Ap15.4No. 336 of 1138
G1+ days7
G3+ days1
Max Ap10325 Feb 1956
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 11 Feb 1956 | 5- | 20 | G1 |
| 12 Feb 1956 | 5+ | 28 | G1 |
| 25 Feb 1956 | 8+ | 103 | G4 |
| 26 Feb 1956 | 5- | 18 | G1 |
| 27 Feb 1956 | 5o | 20 | G1 |
| 28 Feb 1956 | 5+ | 24 | G1 |
| 29 Feb 1956 | 5+ | 41 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 1955 | 11.6 | 4 | 0 |
| February 1956 | 15.4 | 7 | 1 |
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 15.4 in February 1956, No. 336 of 1138 months since 1932; 7 days reached G1 or higher.