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Geomagnetic storm on 6 Jun 1991 (G3)

Max Kp7-G3

Ap49No. 39 in 1991

Consecutive G1+ days10

Ap rank978since 1932

Kp by 3-hour slot (UTC)

00–037-

03–066-

06–096o

09–126-

12–154o

15–183-

18–212-

21–244-

The days around it

Date	Max Kp	Ap	Level
3 Jun 1991	4+	16	–
4 Jun 1991	7+	58	G3
5 Jun 1991	9-	196	G5
6 Jun 1991	7-	49	G3
7 Jun 1991	5+	27	G1
8 Jun 1991	5+	26	G1
9 Jun 1991	7-	58	G3

Highest-Ap days of 1991

5 Jun 1991196

24 Mar 1991161

13 Jul 1991134

25 Mar 1991130

29 Oct 1991128

13 Jun 1991120

10 Jun 1991119

9 Nov 1991119

9 Jul 1991117

26 Mar 1991114

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.

← 5 Jun 1991 9 Jun 1991 →

About this page

Max Kp 7-, Ap 49: No. 978 of 34,615 days since 1932 by Ap.