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Geomagnetic storm on 8 May 1960 (G4)

Max Kp8+G4

Ap128No. 7 in 1960

Consecutive G1+ days3

Ap rank86since 1932

Kp by 3-hour slot (UTC)

00–033+

03–066+

06–097-

09–127+

12–158o

15–188+

18–216+

21–247-

The days around it

Date	Max Kp	Ap	Level
5 May 1960	4-	10	–
6 May 1960	7+	60	G3
7 May 1960	6o	55	G2
8 May 1960	8+	128	G4
9 May 1960	4o	16	–
10 May 1960	4-	12	–
11 May 1960	7-	42	G3

Highest-Ap days of 1960

13 Nov 1960280

1 Apr 1960241

6 Oct 1960203

7 Oct 1960186

30 Apr 1960174

31 Mar 1960129

8 May 1960128

5 Sep 1960118

17 Aug 1960106

4 Sep 196095

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.

← 6 May 1960 11 May 1960 →

About this page

Max Kp 8+, Ap 128: No. 86 of 34,615 days since 1932 by Ap.