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Geomagnetic storm on 13 Sep 1972 (G3)
Max Kp7+G3
Ap53No. 9 in 1972
Consecutive G1+ days3
Ap rank795since 1932
Kp by 3-hour slot (UTC)
1o
2-
3-
1+
7-
6-
7+
6-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 10 Sep 1972 | 4+ | 15 | – |
| 11 Sep 1972 | 4- | 11 | – |
| 12 Sep 1972 | 3- | 5 | – |
| 13 Sep 1972 | 7+ | 53 | G3 |
| 14 Sep 1972 | 8o | 54 | G4 |
| 15 Sep 1972 | 5o | 24 | G1 |
| 16 Sep 1972 | 4+ | 19 | – |
Highest-Ap days of 1972
182
132
126
98
87
74
62
54
53
45
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 53: No. 795 of 34,615 days since 1932 by Ap.