
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 159 | 0 -3 | C1.01 | C7.23 | 13 |
Region 12004 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 30 -20 | CAO | S09W99 | |
Region 12005 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 190 -60 | HSX | N12W60 | |
Region 12008 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 -3 | 30 -20 | DRO | S11W30 | |
Region 12010 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 26 10 | 160 30 | DAC | S15W00 | |
Solar flares on this day | ||||
| C4.14 C2.12 C1.61 C2.18 C2.1 | ||||
Region 12011 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 -14 | 300 70 | DHO | S07W77 | |
Region 12013 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HAX | N13E16 | |
Region 12014 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 2 | 170 30 | DSO | S14E35 | |
Solar flares on this day | ||||
| C4.42 C7.21 C3.3 | ||||
Region 12015 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 60 | DAC | S14W28 | |
Region 12016 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 10 | BXO | S29E06 | |
Region 12017 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 30 | CAO | N09E58 | |
Solar flares on this day | ||||
| C2.41 C2.06 C3.75 C1.85 C1.89 | ||||
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 | 186 +94.2 |
| Last 30 days | 106.4 +13.7 |