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Geomagnetic storm on 8 Sep 1956 (G4)
Max Kp8+G4
Ap78No. 10 in 1956
Consecutive G1+ days1
Ap rank322since 1932
Kp by 3-hour slot (UTC)
1o
1o
4-
5+
8+
8o
6o
3+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 5 Sep 1956 | 3o | 7 | – |
| 6 Sep 1956 | 5- | 23 | G1 |
| 7 Sep 1956 | 3o | 8 | – |
| 8 Sep 1956 | 8+ | 78 | G4 |
| 9 Sep 1956 | 4+ | 22 | – |
| 10 Sep 1956 | 3o | 9 | – |
| 11 Sep 1956 | 3o | 8 | – |
Highest-Ap days of 1956
172
156
103
102
95
86
84
82
80
78
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 78: No. 322 of 34,615 days since 1932 by Ap.