Sunspot number | New regions | Background flux | Maximum flux |
---|---|---|---|
16 3 | 1 1 | A3.75 | B2.86 |
Region 12857 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 -2 | 10 | AXX | N17W55 | |
Region 12858 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
6 | 20 | CRO | N12W00 | |
Solar flares on this day | ||||
B1.5 B2.1 B2.8 |
All times in UTC
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Last X-flare | 2025/03/28 | X1.1 |
Last M-flare | 2025/04/22 | M1.3 |
Last geomagnetic storm | 2025/04/21 | Kp5+ (G1) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
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March 2025 | 134.2 -20.4 |
April 2025 | 126.5 -7.7 |
Last 30 days | 124.6 -4.5 |