
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 66 -2 | 0 -2 | B6.86 | C5.44 | 4 |
Region 12317 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 7 1 | 40 -10 | CAO | N11W73 | |
Region 12318 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 3 | 40 20 | DAO | N09E57 | |
Solar flares on this day | ||||
| C5.41 | ||||
Region 12319 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 20 | CRO | S11E06 | |
Region 12320 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 9 | 30 | DAO | S12E40 | |
Solar flares on this day | ||||
| C1.02 C4.38 | ||||
All times in UTC
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| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/04 | M1.8 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| February 2026 | 133 +9 |
| Last 30 days | 120.6 +10.9 |