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Geomagnetic activity in February 1980
Mean Ap11.0No. 663 of 1138
G1+ days4
G3+ days1
Max Ap4016 Feb 1980
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 6 Feb 1980 | 5+ | 33 | G1 |
| 14 Feb 1980 | 5- | 18 | G1 |
| 15 Feb 1980 | 7o | 33 | G3 |
| 16 Feb 1980 | 6o | 40 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 1979 | 14.9 | 4 | 1 |
| February 1980 | 11.0 | 4 | 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 11.0 in February 1980, No. 663 of 1138 months since 1932; 4 days reached G1 or higher.