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Geomagnetic storm on 21 Jun 1961 (G3)

Max Kp7oG3

Ap58No. 9 in 1961

Consecutive G1+ days2

Ap rank660since 1932

Kp by 3-hour slot (UTC)

00–035o

03–065-

06–094+

09–126-

12–156-

15–184+

18–215o

21–247o

The days around it

Date	Max Kp	Ap	Level
18 Jun 1961	4+	14	–
19 Jun 1961	3o	7	–
20 Jun 1961	4o	10	–
21 Jun 1961	7o	58	G3
22 Jun 1961	7o	58	G3
23 Jun 1961	4-	9	–
24 Jun 1961	2+	6	–

Highest-Ap days of 1961

28 Oct 1961128

27 Jul 1961114

1 Oct 1961114

13 Jul 1961102

14 Jul 196198

18 Jul 196193

2 Dec 196166

15 Apr 196161

21 Jun 196158

22 Jun 196158

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.

← 15 Apr 1961 22 Jun 1961 →

About this page

Max Kp 7o, Ap 58: No. 660 of 34,615 days since 1932 by Ap.