
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 27 -5 | 0 | B1.86 | C1.83 | 3 |
Region 12665 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 22 1 | 690 -20 | EKC | S06E11 | |
Solar flares on this day | ||||
| B6.61 B2.7 C1.18 C1.32 C1.8 | ||||
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/11 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 152.4 +60.6 |
| Last 30 days | 108.1 +9.1 |