Sunspot number | New regions | Background flux | Maximum flux | C | M |
---|---|---|---|---|---|
97 22 | 1 1 | C1.71 | M8.33 | 13 | 3 |
Region 12644 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
19 11 | 450 250 | FKC | N15W69 | |
Solar flares on this day | ||||
M1.81 C3.3 C8.21 C4.1 M1.05 M8.35 C7.16 C2.26 C3.52 |
Region 12645 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
23 -2 | 600 80 | EHC | S09W25 | |
Solar flares on this day | ||||
C5.4 C5.58 C3.73 C3.69 C4.93 C2.43 |
Region 12648 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 1 | 20 10 | CRO | S03E61 | |
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 | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
September 2025 | 129.8 -3.7 |
October 2025 | 140.1 +10.3 |
Last 30 days | 131.3 -1.2 |