
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 66 2 | 0 | B5.36 | C3.64 | 4 |
Region 13001 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 90 | HSX | S33W66 | |
Region 13004 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 25 | 490 | DKC | S15W56 | |
Solar flares on this day | ||||
| B8.2 C1.4 | ||||
Region 13006 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 2 | 80 10 | CAO | S31E32 | |
Solar flares on this day | ||||
| B7.2 C3.6 C1.0 | ||||
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M4.4 |
| Last geomagnetic storm | 2025/12/10 | Kp6+ (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 155.3 +63.5 |
| Last 30 days | 109 +10.8 |