Quite the surprise today! Sunspot region 3141 unexpectedly produced an M5.2 solar flare (R2-moderate radio blackout) that peaked at 00:11 UTC. The solar flare was however impulsive which means it was very short in duration. The resulting coronal mass ejection is very minor and not aimed at Earth.
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Last X-flare | 2024/05/11 | X1.5 |
Last M-flare | 2024/05/12 | M1.1 |
Last geomagnetic storm | 2024/05/11 | Kp9 (G5) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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April 2024 | 136.5 +31.6 |
May 2024 | 140.5 +4 |
Last 30 days | 174.8 +82.5 |