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Geomagnetic activity in December 1943
Mean Ap14.1No. 423 of 1138
G1+ days10
G3+ days0
Max Ap4019 Dec 1943
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 2 Dec 1943 | 5+ | 20 | G1 |
| 3 Dec 1943 | 5- | 26 | G1 |
| 5 Dec 1943 | 5o | 17 | G1 |
| 16 Dec 1943 | 6- | 38 | G2 |
| 17 Dec 1943 | 5o | 35 | G1 |
| 18 Dec 1943 | 5- | 22 | G1 |
| 19 Dec 1943 | 6o | 40 | G2 |
| 20 Dec 1943 | 5- | 30 | G1 |
| 21 Dec 1943 | 5o | 24 | G1 |
| 31 Dec 1943 | 5- | 15 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| December 1942 | 10.6 | 5 | 0 |
| December 1943 | 14.1 | 10 | 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 14.1 in December 1943, No. 423 of 1138 months since 1932; 10 days reached G1 or higher.