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Geomagnetic storm on 11 Sep 2005 (G4)
Max Kp8-G4
Ap101No. 2 in 2005
Consecutive G1+ days4
Ap rank162since 1932
Kp by 3-hour slot (UTC)
6+
7o
8-
6+
7o
5+
6o
5-
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 8 Sep 2005 | 2+ | 6 | – |
| 9 Sep 2005 | 4+ | 17 | – |
| 10 Sep 2005 | 6- | 33 | G2 |
| 11 Sep 2005 | 8- | 101 | G4 |
| 12 Sep 2005 | 7o | 75 | G3 |
| 13 Sep 2005 | 6o | 44 | G2 |
| 14 Sep 2005 | 4o | 18 | – |
Highest-Ap days of 2005
102
101
91
90
87
84
75
66
60
58
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 8-, Ap 101: No. 162 of 34,615 days since 1932 by Ap.