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Geomagnetic activity in October 1959
Mean Ap18.8No. 185 of 1138
G1+ days11
G3+ days2
Max Ap536 Oct 1959
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Oct 1959 | 6o | 44 | G2 |
| 2 Oct 1959 | 6- | 23 | G2 |
| 3 Oct 1959 | 7- | 46 | G3 |
| 4 Oct 1959 | 7o | 51 | G3 |
| 5 Oct 1959 | 6o | 37 | G2 |
| 6 Oct 1959 | 6- | 53 | G2 |
| 18 Oct 1959 | 5+ | 36 | G1 |
| 25 Oct 1959 | 5- | 22 | G1 |
| 26 Oct 1959 | 5o | 26 | G1 |
| 30 Oct 1959 | 6- | 28 | G2 |
| 31 Oct 1959 | 6- | 38 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| October 1958 | 16.3 | 6 | 1 |
| October 1959 | 18.8 | 11 | 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.
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About this page
Mean Ap 18.8 in October 1959, No. 185 of 1138 months since 1932; 11 days reached G1 or higher.