Aurora & Space WeatherHome › Geomagnetic history › 1949
Geomagnetic storm on 7 Oct 1949 (G3)
Max Kp7+G3
Ap65No. 8 in 1949
Consecutive G1+ days4
Ap rank485since 1932
Kp by 3-hour slot (UTC)
4-
5o
5-
4+
5o
6o
7+
6+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 4 Oct 1949 | 4+ | 18 | – |
| 5 Oct 1949 | 4o | 17 | – |
| 6 Oct 1949 | 5- | 21 | G1 |
| 7 Oct 1949 | 7+ | 65 | G3 |
| 8 Oct 1949 | 7- | 38 | G3 |
| 9 Oct 1949 | 5o | 20 | G1 |
| 10 Oct 1949 | 4o | 9 | – |
Highest-Ap days of 1949
156
156
153
100
91
90
83
65
64
62
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 7+, Ap 65: No. 485 of 34,615 days since 1932 by Ap.