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Geomagnetic activity in January 1983
Mean Ap15.7No. 315 of 1138
G1+ days8
G3+ days1
Max Ap7810 Jan 1983
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 9 Jan 1983 | 5+ | 20 | G1 |
| 10 Jan 1983 | 8+ | 78 | G4 |
| 15 Jan 1983 | 5- | 22 | G1 |
| 17 Jan 1983 | 5- | 25 | G1 |
| 18 Jan 1983 | 5+ | 32 | G1 |
| 24 Jan 1983 | 5o | 22 | G1 |
| 29 Jan 1983 | 5o | 16 | G1 |
| 30 Jan 1983 | 5- | 19 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| January 1982 | 11.9 | 5 | 0 |
| January 1983 | 15.7 | 8 | 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.
← December 1982February 1983 →
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Mean Ap 15.7 in January 1983, No. 315 of 1138 months since 1932; 8 days reached G1 or higher.