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Geomagnetic activity in April 1982
Mean Ap21.9No. 109 of 1138
G1+ days16
G3+ days2
Max Ap6110 Apr 1982
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 1 Apr 1982 | 5+ | 20 | G1 |
| 2 Apr 1982 | 6- | 42 | G2 |
| 3 Apr 1982 | 6o | 48 | G2 |
| 4 Apr 1982 | 5o | 22 | G1 |
| 10 Apr 1982 | 7o | 61 | G3 |
| 11 Apr 1982 | 6- | 47 | G2 |
| 12 Apr 1982 | 5- | 15 | G1 |
| 17 Apr 1982 | 5o | 19 | G1 |
| 21 Apr 1982 | 5o | 32 | G1 |
| 22 Apr 1982 | 5+ | 18 | G1 |
| 24 Apr 1982 | 5+ | 15 | G1 |
| 25 Apr 1982 | 7- | 52 | G3 |
| 27 Apr 1982 | 5+ | 24 | G1 |
| 28 Apr 1982 | 5- | 21 | G1 |
| 29 Apr 1982 | 5+ | 31 | G1 |
| 30 Apr 1982 | 5o | 30 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| April 1981 | 27.8 | 14 | 3 |
| April 1982 | 21.9 | 16 | 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 21.9 in April 1982, No. 109 of 1138 months since 1932; 16 days reached G1 or higher.