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Geomagnetic storm on 8 Feb 1986 (G5)

Max Kp9oG5

Ap202No. 1 in 1986

Consecutive G1+ days3

Ap rank12since 1932

Kp by 3-hour slot (UTC)

00–037o

03–067o

06–097+

09–127-

12–158o

15–188-

18–219o

21–249-

The days around it

Date	Max Kp	Ap	Level
5 Feb 1986	3o	7	–
6 Feb 1986	4o	11	–
7 Feb 1986	8-	82	G4
8 Feb 1986	9o	202	G5
9 Feb 1986	9-	100	G5
10 Feb 1986	3+	10	–
11 Feb 1986	5-	20	G1

Highest-Ap days of 1986

8 Feb 1986202

9 Feb 1986100

12 Sep 198689

7 Feb 198682

6 May 198667

4 Nov 198667

25 Nov 198649

24 Nov 198646

2 May 198643

23 Sep 198643

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.

← 7 Feb 1986 9 Feb 1986 →

About this page

Max Kp 9o, Ap 202: No. 12 of 34,615 days since 1932 by Ap.