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Solar activity report
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C3.1 solar flare, Earth-directed CME
A very long duration C3.1 solar flare peaked yesterday at 20:55 UTC. The solar flare came from sunspot region 2962. A coronal mass ejection was launched into space and is highly likely to arrive at Earth.
Latest news
Thursday, 16 January 2025
Coronal hole faces Earth
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
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The Terminator Theory and Implications for growth of Cycle 25 6401/21/2025 AR 3967 M3.3 CME 1AR 3967 32Filaments and prominences 615AR 13961 89
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/21 | M3.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 140 -14.6 |
| Last 30 days | 160.2 +42.7 |