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Geomagnetic storm on 22 Apr 1956 (G3)

Max Kp7+G3

Ap80No. 9 in 1956

Consecutive G1+ days2

Ap rank302since 1932

Kp by 3-hour slot (UTC)

00–037-

03–067+

06–097o

09–127o

12–154-

15–185-

18–214-

21–244o

The days around it

Date	Max Kp	Ap	Level
19 Apr 1956	4o	13	–
20 Apr 1956	3o	9	–
21 Apr 1956	7o	59	G3
22 Apr 1956	7+	80	G3
23 Apr 1956	4o	11	–
24 Apr 1956	2+	5	–
25 Apr 1956	3+	8	–

Highest-Ap days of 1956

27 Apr 1956172

16 May 1956156

25 Feb 1956103

3 Mar 1956102

24 May 195695

15 Nov 195686

24 Aug 195684

2 Sep 195682

22 Apr 195680

8 Sep 195678

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.

← 21 Apr 1956 26 Apr 1956 →

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Max Kp 7+, Ap 80: No. 302 of 34,615 days since 1932 by Ap.