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Geomagnetic storm on 4 Aug 1972 (G5)

Max Kp9oG5

Ap132No. 2 in 1972

Consecutive G1+ days4

Ap rank74since 1932

Kp by 3-hour slot (UTC)

00–036-

03–068+

06–097o

09–124o

12–155+

15–184o

18–217-

21–249o

The days around it

Date	Max Kp	Ap	Level
1 Aug 1972	4o	10	–
2 Aug 1972	2+	5	–
3 Aug 1972	2o	5	–
4 Aug 1972	9o	132	G5
5 Aug 1972	9-	182	G5
6 Aug 1972	7+	87	G3
7 Aug 1972	5-	20	G1

Highest-Ap days of 1972

5 Aug 1972182

4 Aug 1972132

18 Jun 1972126

1 Nov 197298

6 Aug 197287

9 Aug 197274

17 Jun 197262

14 Sep 197254

13 Sep 197253

7 Mar 197245

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.

← 18 Jun 1972 5 Aug 1972 →

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Max Kp 9o, Ap 132: No. 74 of 34,615 days since 1932 by Ap.