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M4.44 solar flare
Solar activity reached moderate levels today as an M4.44 solar flare (R1-minor) peaked at 13:11 UTC. The solar flare took place at S23E98 as seen from Earth which means the event originated 8 degrees behind the south-east limb. We can conclude that the X-ray flux likely reached more than M4.4. This is the second M-class solar flare of the current solar cycle and the strongest solar flare of this cycle thus far.
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Space weather facts
| Last X-flare | 2025/06/19 | X1.9 |
| Last M-flare | 2025/10/03 | M1.2 |
| Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| September 2025 | 129.8 -3.7 |
| October 2025 | 140.1 +10.3 |
| Last 30 days | 131.3 -1.2 |