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Geomagnetic activity in December 1944
Mean Ap13.6No. 459 of 1138
G1+ days6
G3+ days1
Max Ap8316 Dec 1944
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 14 Dec 1944 | 5o | 19 | G1 |
| 16 Dec 1944 | 8+ | 83 | G4 |
| 17 Dec 1944 | 6+ | 66 | G2 |
| 18 Dec 1944 | 5- | 19 | G1 |
| 27 Dec 1944 | 6- | 36 | G2 |
| 28 Dec 1944 | 5+ | 15 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| December 1943 | 14.1 | 10 | 0 |
| December 1944 | 13.6 | 6 | 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.
About this page
Mean Ap 13.6 in December 1944, No. 459 of 1138 months since 1932; 6 days reached G1 or higher.