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Geomagnetic storm on 9 Nov 1947 (G3)
Max Kp7oG3
Ap62No. 16 in 1947
Consecutive G1+ days4
Ap rank546since 1932
Kp by 3-hour slot (UTC)
3+
3+
3+
5o
6+
5+
7-
7o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 6 Nov 1947 | 1- | 2 | – |
| 7 Nov 1947 | 3- | 4 | – |
| 8 Nov 1947 | 4- | 16 | – |
| 9 Nov 1947 | 7o | 62 | G3 |
| 10 Nov 1947 | 7- | 48 | G3 |
| 11 Nov 1947 | 7- | 53 | G3 |
| 12 Nov 1947 | 5+ | 22 | G1 |
Highest-Ap days of 1947
128
100
100
90
90
84
82
81
80
75
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 62: No. 546 of 34,615 days since 1932 by Ap.