Sunspot number | New regions | Background flux | Maximum flux | C |
---|---|---|---|---|
156 48 | 2 2 | B9.57 | C5.77 | 11 |
Region 11553 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
5 -3 | 140 -10 | DAI | S22W69 |
Region 11560 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
21 2 | 260 40 | EHI | N03W17 | |
Solar flares on this day | ||||
C1.74 C1.95 C1.38 C1.92 |
Region 11561 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 | 20 -10 | CAO | S12W23 |
Region 11562 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 -1 | 20 | CSO | S17E10 |
Region 11563 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
4 | 50 -20 | DAO | S26E29 |
Region 11564 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
13 4 | 150 60 | DAO | S15E41 | |
Solar flares on this day | ||||
C2.65 C5.78 C2.74 C3.79 C3.99 C3.39 C4.17 |
All times in UTC
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Last X-flare | 2025/06/19 | X1.9 |
Last M-flare | 2025/10/03 | M1.2 |
Last geomagnetic storm | 2025/10/03 | Kp5 (G1) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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September 2025 | 129.8 -3.7 |
October 2025 | 140.1 +10.3 |
Last 30 days | 131.3 -1.2 |