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Geomagnetic storm on 30 Sep 1943 (G3)
Max Kp7oG3
Ap66No. 4 in 1943
Consecutive G1+ days8
Ap rank471since 1932
Kp by 3-hour slot (UTC)
5+
6+
5-
7o
5o
4o
5+
6o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 27 Sep 1943 | 5+ | 36 | G1 |
| 28 Sep 1943 | 6o | 46 | G2 |
| 29 Sep 1943 | 7- | 61 | G3 |
| 30 Sep 1943 | 7o | 66 | G3 |
| 1 Oct 1943 | 6- | 45 | G2 |
| 2 Oct 1943 | 6- | 44 | G2 |
| 3 Oct 1943 | 5+ | 43 | G1 |
Highest-Ap days of 1943
140
90
79
66
61
61
57
52
50
48
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
Max Kp 7o, Ap 66: No. 471 of 34,615 days since 1932 by Ap.