Sunspot number | New regions | Background flux | Maximum flux | C |
---|---|---|---|---|
64 -21 | 0 | B1.71 | C6.9 | 3 |
Region 8156 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
24 | 480 -40 | EKI | S25W21 | |
Solar flares on this day | ||||
C1.97 C6.9 B3.2 B5.06 B8.77 |
Region 8157 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 | 20 | CRO | N22E11 |
Region 8158 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 -2 | 10 -10 | BXO | S21W03 | |
Solar flares on this day | ||||
B4.9 |
Region 8160 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
4 -1 | 20 | CRO | N22E11 |
Region 8161 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 -1 | 10 | AXX | N25E40 |
All times in UTC
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Last X-flare | 2025/05/14 | X2.7 |
Last M-flare | 2025/05/21 | M1.2 |
Last geomagnetic storm | 2025/05/17 | Kp6+ (G2) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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April 2025 | 140.6 +6.4 |
May 2025 | 70.9 -69.7 |
Last 30 days | 85.8 -27.8 |