
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 46 14 | 1 1 | B2.32 | B6.07 |
Region 12886 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 110 -10 | HSX | S19W15 | |
Region 12887 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 3 | 440 20 | DKI | S24E37 | |
Solar flares on this day | ||||
| B3.3 B4.7 B6.2 | ||||
Region 12888 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 20 | HSX | S15E66 | |
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/27 | M5.1 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.9 +23.1 |
| Last 30 days | 112.3 +26.4 |