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Geomagnetic storm on 28 Oct 1951 (G5)
Max Kp9-G5
Ap98No. 3 in 1951
Consecutive G1+ days1
Ap rank174since 1932
Kp by 3-hour slot (UTC)
0+
4-
3+
5+
7o
8o
9-
5o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 25 Oct 1951 | 1+ | 3 | – |
| 26 Oct 1951 | 5+ | 16 | G1 |
| 27 Oct 1951 | 4o | 10 | – |
| 28 Oct 1951 | 9- | 98 | G5 |
| 29 Oct 1951 | 4- | 11 | – |
| 30 Oct 1951 | 3+ | 9 | – |
| 31 Oct 1951 | 1+ | 3 | – |
Highest-Ap days of 1951
116
106
98
91
88
85
82
82
73
68
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 9-, Ap 98: No. 174 of 34,615 days since 1932 by Ap.