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Geomagnetic storm on 15 Jan 1988 (G3)

Max Kp7+G3

Ap63No. 5 in 1988

Consecutive G1+ days2

Ap rank532since 1932

Kp by 3-hour slot (UTC)

00–037+

03–067+

06–096o

09–125o

12–154-

15–183+

18–213-

21–243+

The days around it

Date	Max Kp	Ap	Level
12 Jan 1988	5o	21	G1
13 Jan 1988	4-	7	–
14 Jan 1988	7o	48	G3
15 Jan 1988	7+	63	G3
16 Jan 1988	2+	5	–
17 Jan 1988	3-	7	–
18 Jan 1988	5-	12	G1

Highest-Ap days of 1988

6 May 1988106

22 Feb 198897

10 Oct 198885

4 Apr 198878

15 Jan 198863

11 Sep 198851

26 Mar 198849

14 Jan 198848

3 Apr 198848

6 Apr 198848

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.

← 14 Jan 1988 22 Feb 1988 →

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Max Kp 7+, Ap 63: No. 532 of 34,615 days since 1932 by Ap.