Yesterday was forecast to be a calm day on our star, no significant solar flares were expected. Sunspot region 2290 however decided it wasn't in agreement with that forecast and erupted with four M-class solar flares, the strongest of those solar flares was an M8.2 solar flare that peaked today at 01:35 UTC.
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/12 | M1.1 |
| Ultima tempesta geomagnetica | 2025/12/12 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| novembre 2025 | 91.8 -22.8 |
| dicembre 2025 | 139.6 +47.8 |
| Ultimi 30 giorni | 108.3 +12.1 |