
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 27 -42 | 1 1 | B5.86 | C6.03 | 4 |
Region 9151 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -3 | 10 -30 | BXO | N10W87 | |
Region 9154 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -7 | 210 -210 | ESO | S17W75 | |
Solar flares on this day | ||||
| B9.44 C6.03 C2.89 | ||||
Region 9157 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 10 -10 | BXO | N22E12 | |
Region 9158 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 20 -40 | HRX | N29E32 | |
Solar flares on this day | ||||
| C1.91 | ||||
Region 9160 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 0 -10 | AXX | S12W08 | |
All times in UTC
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/10 | M1.2 |
| 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 | 157.7 +65.9 |
| Last 30 days | 108.9 +11.4 |