
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 150 6 | 2 2 | C1.17 | C3.93 | 7 |
Region 9145 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HAX | S10W63 | |
Region 9147 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 40 -20 | HSX | N06W40 | |
Region 9149 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 24 -3 | 230 10 | EAI | N13W35 | |
Solar flares on this day | ||||
| C2.17 C3.93 | ||||
Region 9151 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 9 | 50 40 | DAO | N09W21 | |
Region 9152 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 20 | HAX | N18E09 | |
Region 9154 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 30 3 | 390 230 | EAI | S19W07 | |
Solar flares on this day | ||||
| C2.47 C3.24 C3.11 | ||||
Region 9155 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -4 | 10 -10 | BXO | S10E07 | |
All times in UTC
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/08 | M2.0 |
| 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 | 167.7 +75.9 |
| Last 30 days | 107.1 +12.4 |