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Geomagnetic activity in October 1956
Mean Ap13.5No. 461 of 1138
G1+ days7
G3+ days1
Max Ap4126 Oct 1956
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 2 Oct 1956 | 5- | 28 | G1 |
| 5 Oct 1956 | 5+ | 17 | G1 |
| 20 Oct 1956 | 5+ | 36 | G1 |
| 21 Oct 1956 | 5o | 31 | G1 |
| 26 Oct 1956 | 7- | 41 | G3 |
| 27 Oct 1956 | 6- | 32 | G2 |
| 28 Oct 1956 | 5- | 20 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| October 1955 | 11.3 | 4 | 0 |
| October 1956 | 13.5 | 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.
← September 1956November 1956 →
About this page
Mean Ap 13.5 in October 1956, No. 461 of 1138 months since 1932; 7 days reached G1 or higher.