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Geomagnetic activity in December 1993
Mean Ap14.4No. 397 of 1138
G1+ days6
G3+ days1
Max Ap482 Dec 1993
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Dec 1993 | 6o | 29 | G2 |
| 2 Dec 1993 | 7- | 48 | G3 |
| 3 Dec 1993 | 6+ | 37 | G2 |
| 7 Dec 1993 | 5o | 20 | G1 |
| 8 Dec 1993 | 6+ | 47 | G2 |
| 31 Dec 1993 | 5o | 20 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| December 1992 | 13.4 | 7 | 0 |
| December 1993 | 14.4 | 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 14.4 in December 1993, No. 397 of 1138 months since 1932; 6 days reached G1 or higher.