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Geomagnetic storm on 1 Oct 1997 (G3)
Max Kp7oG3
Ap46No. 3 in 1997
Consecutive G1+ days1
Ap rank1,158since 1932
Kp by 3-hour slot (UTC)
4o
4-
5+
5+
5-
7o
4o
2-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 28 Sep 1997 | 4o | 14 | – |
| 29 Sep 1997 | 3o | 7 | – |
| 30 Sep 1997 | 3+ | 9 | – |
| 1 Oct 1997 | 7o | 46 | G3 |
| 2 Oct 1997 | 3- | 5 | – |
| 3 Oct 1997 | 3- | 8 | – |
| 4 Oct 1997 | 2o | 4 | – |
Highest-Ap days of 1997
59
56
46
44
44
37
37
33
32
30
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 7o, Ap 46: No. 1,158 of 34,615 days since 1932 by Ap.