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Geomagnetic storm on 11 Nov 1974 (G3)

Max Kp7oG3

Ap48No. 15 in 1974

Consecutive G1+ days4

Ap rank1,025since 1932

Kp by 3-hour slot (UTC)

00–033+

03–063o

06–092o

09–123+

12–155o

15–187o

18–216o

21–246-

The days around it

Date	Max Kp	Ap	Level
8 Nov 1974	6-	21	G2
9 Nov 1974	6-	39	G2
10 Nov 1974	4-	10	–
11 Nov 1974	7o	48	G3
12 Nov 1974	6+	70	G2
13 Nov 1974	5o	36	G1
14 Nov 1974	6-	38	G2

Highest-Ap days of 1974

6 Jul 1974130

16 Sep 197488

13 Oct 197486

23 Jul 197482

5 Jul 197474

15 Sep 197473

12 Nov 197470

21 Mar 197468

16 Oct 197468

27 Jun 197454

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.

← 16 Oct 1974 7 Jan 1975 →

About this page

Max Kp 7o, Ap 48: No. 1,025 of 34,615 days since 1932 by Ap.