Home › Geomagnetic history › 1956

Geomagnetic storm on 28 Apr 1956 (G3)

Max Kp7oG3

Ap64No. 13 in 1956

Consecutive G1+ days6

Ap rank500since 1932

Kp by 3-hour slot (UTC)

00–037o

03–067o

06–094o

09–123-

12–152o

15–183+

18–215+

21–247o

The days around it

Date	Max Kp	Ap	Level
25 Apr 1956	3+	8	–
26 Apr 1956	8-	40	G4
27 Apr 1956	9-	172	G5
28 Apr 1956	7o	64	G3
29 Apr 1956	8-	58	G4
30 Apr 1956	6+	51	G2
1 May 1956	5-	20	G1

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.

← 27 Apr 1956 29 Apr 1956 →

About this page

Max Kp 7o, Ap 64: No. 500 of 34,615 days since 1932 by Ap.