
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 36 -8 | 0 -2 | B2.86 | B9.71 |
Region 12401 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 | 40 10 | CSO | S10W17 | |
Solar flares on this day | ||||
| B8.45 | ||||
Region 12402 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | AXX | N05W38 | |
Region 12403 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 60 | CSO | S12E64 | |
Solar flares on this day | ||||
| B6.55 B9.28 B3.94 B4.73 B7.43 B8.8 B8.54 B6.21 B5.36 B7.01 | ||||
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 |