Aurora & Space WeatherHome › Geomagnetic history › 2002
Geomagnetic storm on 11 May 2002 (G3)
Max Kp7-G3
Ap49No. 12 in 2002
Consecutive G1+ days2
Ap rank985since 1932
Kp by 3-hour slot (UTC)
1o
1-
2o
6-
7-
7-
5+
4+
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 8 May 2002 | 3o | 8 | – |
| 9 May 2002 | 3- | 6 | – |
| 10 May 2002 | 4o | 15 | – |
| 11 May 2002 | 7- | 49 | G3 |
| 12 May 2002 | 5- | 15 | G1 |
| 13 May 2002 | 4- | 8 | – |
| 14 May 2002 | 5o | 29 | G1 |
Highest-Ap days of 2002
78
70
67
64
63
63
62
62
57
53
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 49: No. 985 of 34,615 days since 1932 by Ap.