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Geomagnetic activity in December 2006
Mean Ap14.7No. 379 of 1138
G1+ days8
G3+ days2
Max Ap9415 Dec 2006
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 6 Dec 2006 | 5- | 26 | G1 |
| 7 Dec 2006 | 5o | 25 | G1 |
| 8 Dec 2006 | 5o | 24 | G1 |
| 12 Dec 2006 | 5+ | 27 | G1 |
| 14 Dec 2006 | 8- | 47 | G4 |
| 15 Dec 2006 | 8+ | 94 | G4 |
| 20 Dec 2006 | 5- | 24 | G1 |
| 21 Dec 2006 | 5- | 18 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| December 2005 | 8.5 | 3 | 0 |
| December 2006 | 14.7 | 8 | 2 |
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 14.7 in December 2006, No. 379 of 1138 months since 1932; 8 days reached G1 or higher.