
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 143 33 | 1 -1 | B7.14 | C3.48 | 4 |
Region 12121 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 1 | 130 -20 | CAO | N08E04 | |
Solar flares on this day | ||||
| C1.05 | ||||
Region 12123 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 6 | 40 10 | CAO | S14W00 | |
Region 12124 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | S22E49 | |
Region 12125 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 40 20 | CAO | S13E57 | |
Solar flares on this day | ||||
| C1.79 C3.45 | ||||
Region 12126 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 2 | 50 20 | DAO | S10E03 | |
Region 12127 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 80 | DAO | S08E75 | |
Solar flares on this day | ||||
| C1.34 | ||||
Region 12128 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HRX | S21E75 | |
All times in UTC
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| 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 | 167.7 +75.9 |
| Last 30 days | 107.1 +13.7 |