Sunspot region 2192 produced a major X1.10 solar flare (R3-strong radio blackout) at 05:03 UTC. This was the first X-class solar flare since 10 September 2014 and the 28th strongest solar flare of the current solar cycle.
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Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/01/09 | M1.1 |
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 |
January 2025 | 166.3 +11.8 |
Last 30 days | 153 +33.2 |