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Geomagnetic activity in September 1963
Mean Ap28.4No. 30 of 1138
G1+ days14
G3+ days5
Max Ap12622 Sep 1963
Daily Ap
Daily max Kp
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 11 Sep 1963 | 5o | 20 | G1 |
| 14 Sep 1963 | 7o | 82 | G3 |
| 15 Sep 1963 | 5+ | 36 | G1 |
| 16 Sep 1963 | 5- | 33 | G1 |
| 17 Sep 1963 | 6+ | 43 | G2 |
| 19 Sep 1963 | 5- | 26 | G1 |
| 21 Sep 1963 | 7o | 44 | G3 |
| 22 Sep 1963 | 9- | 126 | G5 |
| 23 Sep 1963 | 9- | 78 | G5 |
| 24 Sep 1963 | 6o | 18 | G2 |
| 25 Sep 1963 | 7+ | 60 | G3 |
| 26 Sep 1963 | 5+ | 27 | G1 |
| 27 Sep 1963 | 6+ | 34 | G2 |
| 28 Sep 1963 | 6o | 48 | G2 |
Same month a year earlier
| Month | Mean Ap | G1+ | G3+ |
|---|---|---|---|
| September 1962 | 18.9 | 11 | 1 |
| September 1963 | 28.4 | 14 | 5 |
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 28.4 in September 1963, No. 30 of 1138 months since 1932; 14 days reached G1 or higher.