Sunspot number | New regions | Background flux | Maximum flux | C |
---|---|---|---|---|
17 4 | 0 | A9.43 | C1.54 | 1 |
Region 12699 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 2 | 130 50 | CSO | S06E64 | |
Solar flares on this day | ||||
B4.39 B4.11 B4.06 B5.12 B3.18 B3.09 B3.6 B7.73 C1.51 |
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 |