
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 40 -10 | 0 | B1.3 | C5.89 | 1 |
Region 8087 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 3 | 30 -10 | BXO | S23E23 | |
Region 8088 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 25 | 290 30 | EAI | S28W03 | |
Solar flares on this day | ||||
| C5.89 | ||||
All times in UTC
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/19 | M1.2 |
| Last geomagnetic storm | 2026/01/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 100.6 -23.4 |
| Last 30 days | 106.1 -0.7 |