Sunspot number | New regions | Background flux | Maximum flux | C |
---|---|---|---|---|
170 -14 | 1 | C1.43 | C9.19 | 6 |
Region 8713 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 | 0 | BXO | S14W45 |
Region 8714 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 | 10 | BXO | N13W36 |
Region 8716 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 -7 | 190 -10 | HSX | N21E05 |
Region 8718 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
4 -1 | 30 -10 | CSO | S28W50 |
Region 8719 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 -2 | 80 -10 | CSO | S22W02 |
Region 8720 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
16 1 | 50 -20 | DAO | N13E14 | |
Solar flares on this day | ||||
C2.51 |
Region 8721 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
6 -1 | 70 10 | DSO | S19E05 |
Region 8722 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
8 -8 | 40 -20 | DRO | N14W20 |
Region 8723 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 2 | 20 | CSO | N20E39 |
Region 8724 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
4 | 10 | BXO | N18W38 |
Region 8725 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 | 40 -20 | HSX | S25E41 |
Region 8726 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 | 10 | HSX | S21E14 |
Region 8727 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 | 10 | BXO | N18E53 |
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 |