Home › Geomagnetic history › 1974

Geomagnetic storm on 6 Jul 1974 (G5)

Max Kp9-G5

Ap130No. 1 in 1974

Consecutive G1+ days3

Ap rank79since 1932

Kp by 3-hour slot (UTC)

00–037-

03–068+

06–099-

09–126o

12–157+

15–186+

18–215o

21–243o

The days around it

Date	Max Kp	Ap	Level
3 Jul 1974	3o	9	–
4 Jul 1974	5+	31	G1
5 Jul 1974	7-	74	G3
6 Jul 1974	9-	130	G5
7 Jul 1974	4-	15	–
8 Jul 1974	6-	36	G2
9 Jul 1974	4o	15	–

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.

← 5 Jul 1974 23 Jul 1974 →

About this page

Max Kp 9-, Ap 130: No. 79 of 34,615 days since 1932 by Ap.