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Geomagnetic storm on 17 Oct 1948 (G4)
Max Kp8+G4
Ap35No. 24 in 1948
Consecutive G1+ days8
Ap rank2,127since 1932
Kp by 3-hour slot (UTC)
1o
0+
3+
1+
0+
0+
2+
8+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 14 Oct 1948 | 7o | 35 | G3 |
| 15 Oct 1948 | 6- | 51 | G2 |
| 16 Oct 1948 | 3o | 7 | – |
| 17 Oct 1948 | 8+ | 35 | G4 |
| 18 Oct 1948 | 8+ | 86 | G4 |
| 19 Oct 1948 | 8- | 94 | G4 |
| 20 Oct 1948 | 5o | 21 | G1 |
Highest-Ap days of 1948
146
140
94
86
74
72
67
56
51
50
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 8+, Ap 35: No. 2,127 of 34,615 days since 1932 by Ap.