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Geomagnetic activity in June 1946
Mean Ap16.0No. 293 of 1138
G1+ days8
G3+ days2
Max Ap477 Jun 1946
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 7 Jun 1946 | 7+ | 47 | G3 |
| 8 Jun 1946 | 5+ | 34 | G1 |
| 12 Jun 1946 | 5o | 25 | G1 |
| 16 Jun 1946 | 6- | 20 | G2 |
| 17 Jun 1946 | 6o | 28 | G2 |
| 19 Jun 1946 | 5o | 35 | G1 |
| 27 Jun 1946 | 5- | 19 | G1 |
| 29 Jun 1946 | 7- | 46 | G3 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| June 1945 | 6.8 | 1 | 0 |
| June 1946 | 16.0 | 8 | 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 16.0 in June 1946, No. 293 of 1138 months since 1932; 8 days reached G1 or higher.