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Geomagnetic storm on 15 Dec 1972 (G3)
Max Kp7-G3
Ap29No. 24 in 1972
Consecutive G1+ days2
Ap rank3,122since 1932
Kp by 3-hour slot (UTC)
1o
3-
3o
4o
4-
2+
4+
7-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 12 Dec 1972 | 4o | 8 | – |
| 13 Dec 1972 | 5+ | 30 | G1 |
| 14 Dec 1972 | 3o | 9 | – |
| 15 Dec 1972 | 7- | 29 | G3 |
| 16 Dec 1972 | 5o | 33 | G1 |
| 17 Dec 1972 | 4- | 13 | – |
| 18 Dec 1972 | 3- | 8 | – |
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 29: No. 3,122 of 34,615 days since 1932 by Ap.