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Geomagnetic activity in November 1946
Mean Ap12.5No. 546 of 1138
G1+ days8
G3+ days0
Max Ap281 Nov 1946
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Nov 1946 | 5- | 28 | G1 |
| 6 Nov 1946 | 5- | 23 | G1 |
| 11 Nov 1946 | 5- | 18 | G1 |
| 12 Nov 1946 | 5+ | 20 | G1 |
| 19 Nov 1946 | 5- | 19 | G1 |
| 21 Nov 1946 | 5o | 25 | G1 |
| 24 Nov 1946 | 6o | 25 | G2 |
| 25 Nov 1946 | 5- | 20 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| November 1945 | 7.6 | 1 | 0 |
| November 1946 | 12.5 | 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.
About this page
Mean Ap 12.5 in November 1946, No. 546 of 1138 months since 1932; 8 days reached G1 or higher.