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Geomagnetic storm on 15 May 1997 (G3)
Max Kp7-G3
Ap56No. 2 in 1997
Consecutive G1+ days1
Ap rank713since 1932
Kp by 3-hour slot (UTC)
4o
3+
7-
7-
6+
5+
3o
3o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 12 May 1997 | 1- | 1 | – |
| 13 May 1997 | 1- | 2 | – |
| 14 May 1997 | 3- | 6 | – |
| 15 May 1997 | 7- | 56 | G3 |
| 16 May 1997 | 4- | 10 | – |
| 17 May 1997 | 4- | 9 | – |
| 18 May 1997 | 2o | 5 | – |
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 7-, Ap 56: No. 713 of 34,615 days since 1932 by Ap.