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Geomagnetic activity in June 1971
Mean Ap9.4No. 810 of 1138
G1+ days4
G3+ days0
Max Ap3225 Jun 1971
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 2 Jun 1971 | 5+ | 31 | G1 |
| 3 Jun 1971 | 5o | 25 | G1 |
| 25 Jun 1971 | 5+ | 32 | G1 |
| 29 Jun 1971 | 5o | 23 | G1 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| June 1970 | 10.5 | 4 | 0 |
| June 1971 | 9.4 | 4 | 0 |
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 9.4 in June 1971, No. 810 of 1138 months since 1932; 4 days reached G1 or higher.