Home › Geomagnetic history › 1978

Geomagnetic storm on 26 Mar 1978 (G3)

Max Kp7-G3

Ap49No. 21 in 1978

Consecutive G1+ days2

Ap rank971since 1932

Kp by 3-hour slot (UTC)

00–035-

03–065-

06–093-

09–123o

12–156o

15–186-

18–217-

21–244o

The days around it

Date	Max Kp	Ap	Level
23 Mar 1978	5-	15	G1
24 Mar 1978	3+	6	–
25 Mar 1978	2-	3	–
26 Mar 1978	7-	49	G3
27 Mar 1978	7-	70	G3
28 Mar 1978	4o	17	–
29 Mar 1978	4-	14	–

Highest-Ap days of 1978

28 Aug 1978124

29 Sep 1978109

4 May 197896

2 May 197894

4 Jan 197889

1 May 197888

9 May 197885

3 May 197883

2 Jun 197882

4 Jul 197880

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 Feb 1978 27 Mar 1978 →

About this page

Max Kp 7-, Ap 49: No. 971 of 34,615 days since 1932 by Ap.