
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 109 -11 | 1 1 | B3.86 | C1.66 | 4 |
Region 8615 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 30 -90 | HAX | S28W92 | |
Region 8624 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 2 | 60 30 | CSO | N23W85 | |
Region 8625 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 30 | DSO | S19W26 | |
Solar flares on this day | ||||
| B7.86 C1.46 | ||||
Region 8627 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 | 140 -110 | EAO | S15W06 | |
Solar flares on this day | ||||
| C1.16 | ||||
Region 8628 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 -6 | 150 -70 | DAO | N18W22 | |
Region 8631 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 1 | 130 -30 | HAX | N10E38 | |
Region 8634 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 | HRX | S19E43 | |
Solar flares on this day | ||||
| C1.17 | ||||
All times in UTC
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| 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 |
| January 2026 | 119.3 -4.7 |
| Last 30 days | 119.6 +1.6 |