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Geomagnetic storm on 20 Aug 1963 (G3)

Max Kp7oG3

Ap58No. 7 in 1963

Consecutive G1+ days4

Ap rank664since 1932

Kp by 3-hour slot (UTC)

00–037o

03–067-

06–096o

09–124o

12–155o

15–184o

18–213o

21–244-

The days around it

Date	Max Kp	Ap	Level
17 Aug 1963	4o	9	–
18 Aug 1963	6+	26	G2
19 Aug 1963	6o	24	G2
20 Aug 1963	7o	58	G3
21 Aug 1963	5o	27	G1
22 Aug 1963	3o	8	–
23 Aug 1963	4+	18	–

Highest-Ap days of 1963

22 Sep 1963126

14 Sep 196382

23 Sep 196378

29 Oct 196374

24 Oct 196363

25 Sep 196360

20 Aug 196358

28 Sep 196348

10 Mar 196346

8 Nov 196346

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 Jun 1963 14 Sep 1963 →

About this page

Max Kp 7o, Ap 58: No. 664 of 34,615 days since 1932 by Ap.