
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 89 -4 | 0 -1 | B7.03 | C2.73 | 9 |
Region 13153 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 | 690 -390 | FKC | S17E19 | |
Solar flares on this day | ||||
| C1.3 C1.0 C1.5 | ||||
Region 13155 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 -5 | 110 -30 | DAO | N22W37 | |
Region 13156 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 80 -90 | HSX | N23E29 | |
Solar flares on this day | ||||
| C1.9 | ||||
Region 13157 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -1 | 170 -40 | DAO | N17E37 | |
Region 13158 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 4 | 110 90 | DAI | N24W07 | |
Solar flares on this day | ||||
| C2.7 C1.1 C1.4 C1.9 C2.1 C1.6 | ||||
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.1 |
| 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 | 160.6 +68.8 |
| Last 30 days | 108.7 +12.8 |