Sunspot number | New regions | Background flux | Maximum flux |
---|---|---|---|
43 -6 | 0 | B2.29 | B6.57 |
Region 11621 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 1 | 100 -20 | CSO | N15W16 |
Region 11623 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
7 -2 | 230 20 | DAO | N08E21 | |
Solar flares on this day | ||||
B3.94 |
Region 11625 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
9 1 | 110 -40 | DAO | N14E21 |
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 |