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Geomagnetic activity in October 1968
Mean Ap15.5No. 329 of 1138
G1+ days7
G3+ days1
Max Ap11231 Oct 1968
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Oct 1968 | 5- | 16 | G1 |
| 2 Oct 1968 | 6- | 47 | G2 |
| 3 Oct 1968 | 6- | 29 | G2 |
| 12 Oct 1968 | 6+ | 51 | G2 |
| 13 Oct 1968 | 5+ | 30 | G1 |
| 29 Oct 1968 | 6o | 37 | G2 |
| 31 Oct 1968 | 8o | 112 | G4 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| October 1967 | 9.9 | 5 | 0 |
| October 1968 | 15.5 | 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.
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About this page
Mean Ap 15.5 in October 1968, No. 329 of 1138 months since 1932; 7 days reached G1 or higher.