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Geomagnetic activity in October 1976
Mean Ap11.5No. 622 of 1138
G1+ days8
G3+ days0
Max Ap3431 Oct 1976
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 2 Oct 1976 | 5+ | 21 | G1 |
| 12 Oct 1976 | 5- | 14 | G1 |
| 15 Oct 1976 | 5+ | 33 | G1 |
| 16 Oct 1976 | 6- | 29 | G2 |
| 17 Oct 1976 | 5+ | 30 | G1 |
| 18 Oct 1976 | 5- | 19 | G1 |
| 30 Oct 1976 | 5o | 16 | G1 |
| 31 Oct 1976 | 5+ | 34 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| October 1975 | 11.6 | 6 | 1 |
| October 1976 | 11.5 | 8 | 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.
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About this page
Mean Ap 11.5 in October 1976, No. 622 of 1138 months since 1932; 8 days reached G1 or higher.