
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 92 -4 | 1 1 | B9.86 | C6.38 | 8 |
Region 12201 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 | 70 | CAO | S04W48 | |
Solar flares on this day | ||||
| C3.24 | ||||
Region 12203 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -5 | 20 -90 | HSX | N12W70 | |
Solar flares on this day | ||||
| C2.49 C2.12 | ||||
Region 12204 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 2 | 10 -10 | BXO | N06W30 | |
Region 12205 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 40 16 | 410 50 | EKC | N15E32 | |
Solar flares on this day | ||||
| C1.59 C5.16 C6.36 C2.07 | ||||
All times in UTC
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |