
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 86 -9 | 0 -1 | B4 | C4.83 | 2 |
Region 12415 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 160 | DSO | S18W81 | |
Region 12418 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 170 | CAO | S15W49 | |
Region 12420 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 | 280 | EKC | N10E50 | |
Region 12421 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 | 10 | BXO | N15E32 | |
Solar flares on this day | ||||
| B9.07 B6.97 B8.34 B7.96 C4.8 | ||||
Region 12422 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 | BXO | S20E49 | |
Solar flares on this day | ||||
| B8.73 C2.58 B7.3 | ||||
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 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |