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Geomagnetic storm on 21 Feb 1979 (G3)
Max Kp7-G3
Ap59No. 6 in 1979
Consecutive G1+ days3
Ap rank632since 1932
Kp by 3-hour slot (UTC)
2+
5+
7-
5o
4+
5+
6+
6-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 18 Feb 1979 | 4+ | 22 | – |
| 19 Feb 1979 | 4+ | 15 | – |
| 20 Feb 1979 | 3- | 6 | – |
| 21 Feb 1979 | 7- | 59 | G3 |
| 22 Feb 1979 | 5o | 33 | G1 |
| 23 Feb 1979 | 5o | 31 | G1 |
| 24 Feb 1979 | 4- | 17 | – |
Highest-Ap days of 1979
126
77
76
68
64
59
54
54
52
47
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.
About this page
Max Kp 7-, Ap 59: No. 632 of 34,615 days since 1932 by Ap.