Sunspot number | New regions | Background flux | Maximum flux | C |
---|---|---|---|---|
85 -15 | 0 | B6.68 | C4.05 | 7 |
Region 13168 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 | 70 20 | HSX | S17W65 | |
Region 13169 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
25 16 | 260 | FSI | N20W22 | |
Solar flares on this day | ||||
C1.2 C4.0 C1.0 C1.0 B9.7 C2.2 B8.7 C1.9 B8.9 C2.1 C2.7 |
Region 13171 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
6 -1 | 140 -110 | CKO | N23W01 | |
Solar flares on this day | ||||
B9.5 |
Region 13172 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 -1 | 30 10 | HSX | S35E24 | |
Region 13173 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 -3 | 80 30 | HSX | N25E49 | |
All times in UTC
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Last X-flare | 2025/01/04 | X1.85 |
Last M-flare | 2025/01/21 | M3.3 |
Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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December 2024 | 154.5 +2 |
January 2025 | 145.2 -9.3 |
Last 30 days | 163.2 +45.8 |