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Geomagnetic activity in February 1988
Mean Ap14.8No. 373 of 1138
G1+ days6
G3+ days1
Max Ap9722 Feb 1988
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 5 Feb 1988 | 5o | 29 | G1 |
| 15 Feb 1988 | 5- | 19 | G1 |
| 16 Feb 1988 | 5- | 15 | G1 |
| 21 Feb 1988 | 5o | 26 | G1 |
| 22 Feb 1988 | 7+ | 97 | G3 |
| 23 Feb 1988 | 6+ | 36 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| February 1987 | 9.8 | 2 | 0 |
| February 1988 | 14.8 | 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 14.8 in February 1988, No. 373 of 1138 months since 1932; 6 days reached G1 or higher.