Sunspot number | New regions | Background flux | Maximum flux | C | M |
---|---|---|---|---|---|
75 -4 | 0 -1 | C1.13 | M8.2 | 4 | 5 |
Region 12644 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
8 4 | 200 10 | EKC | N14W55 | |
Solar flares on this day | ||||
B7.14 C1.69 M7.73 M3.4 C4.39 M3.08 M8.22 C6.7 |
Region 12645 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
25 -4 | 520 140 | EKC | S09W11 | |
Solar flares on this day | ||||
C1.47 M1.14 |
Region 12647 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
4 2 | 10 | BXO | N11W13 | |
Region 12648 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 | 10 | BXO | S03E72 | |
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 |