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Geomagnetic storm on 20 Nov 2003 (G5)
Max Kp9-G5
Ap150No. 3 in 2003
Consecutive G1+ days4
Ap rank46since 1932
Kp by 3-hour slot (UTC)
1o
4-
6+
6+
8-
9-
9-
8o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 17 Nov 2003 | 5+ | 39 | G1 |
| 18 Nov 2003 | 5o | 26 | G1 |
| 19 Nov 2003 | 3o | 12 | – |
| 20 Nov 2003 | 9- | 150 | G5 |
| 21 Nov 2003 | 7- | 42 | G3 |
| 22 Nov 2003 | 6o | 30 | G2 |
| 23 Nov 2003 | 5o | 22 | G1 |
Highest-Ap days of 2003
204
191
150
116
109
108
70
66
61
60
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 9-, Ap 150: No. 46 of 34,615 days since 1932 by Ap.