On this page you will find an overview of the strongest geomagnetic storms of 1939 together with links to more information in our archive. The Kp-values on this page are the official, finalized Kp-values from the GFZ in Potsdam, Germany. Times are in UTC.
Current data suggests there is a slight possibility for aurora to appear at the following high latitude regions in the near future
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Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/02/01 | M2.4 |
Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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December 2024 | 154.5 +2 |
Last 30 days | 143.6 +3.8 |