
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 110 -12 | 0 | B7.57 | C4.09 | 2 |
Region 12356 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 -40 | HSX | S16W86 | |
Region 12360 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 7 | 130 -10 | EAC | N15W17 | |
Solar flares on this day | ||||
| C8.29 | ||||
Region 12361 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -2 | 40 -40 | CAO | N17E10 | |
Region 12362 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 3 | 120 -20 | DAO | N06E14 | |
Region 12364 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 10 | BXO | S05E35 | |
Solar flares on this day | ||||
| C4.06 | ||||
Region 12365 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 1 | 70 -20 | CAO | S13E36 | |
Region 12366 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 20 | CRO | N17E33 | |
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 |