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Geomagnetic storm on 27 Feb 2023 (G3)
Max Kp7-G3
Ap91No. 1 in 2023
Consecutive G1+ days3
Ap rank214since 1932
Kp by 3-hour slot (UTC)
5o
6o
7-
7-
6+
7-
6+
6o
The days around it
| Date | Max Kp | Ap | Level |
|---|---|---|---|
| 24 Feb 2023 | 2+ | 4 | – |
| 25 Feb 2023 | 3+ | 10 | – |
| 26 Feb 2023 | 6- | 24 | G2 |
| 27 Feb 2023 | 7- | 91 | G3 |
| 28 Feb 2023 | 6- | 26 | G2 |
| 1 Mar 2023 | 3o | 7 | – |
| 2 Mar 2023 | 4- | 8 | – |
Highest-Ap days of 2023
91
73
72
65
61
55
52
47
37
37
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 91: No. 214 of 34,615 days since 1932 by Ap.