
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 145 -71 | 0 -2 | B8.71 | C3.01 | 4 |
Region 9172 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HSX | N13W62 | |
Solar flares on this day | ||||
| C3.01 | ||||
Region 9173 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 20 4 | 300 10 | EAI | S12W53 | |
Region 9176 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 15 -3 | 190 -20 | CSO | S09W22 | |
Region 9177 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -3 | 100 -10 | CAO | N28W80 | |
Region 9178 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 21 4 | 250 -10 | EAI | S22W16 | |
Region 9179 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 10 10 | BXO | N36W42 | |
Region 9181 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 4 | 130 -20 | DAI | S27E41 | |
Solar flares on this day | ||||
| C1.39 | ||||
Region 9182 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 4 | 160 20 | EAO | N01E51 | |
Region 9183 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 10 -10 | HSX | S32W43 | |
Region 9184 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 20 20 | CSO | S13E53 | |
Region 9185 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 | AXX | S18W49 | |
Region 9186 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 | 40 | DAO | N14W41 | |
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 |