Sunspot number | New regions | Background flux | Maximum flux | C | M |
---|---|---|---|---|---|
148 -3 | 1 1 | C1.1 | M3.33 | 12 | 3 |
Region 8534 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 -5 | 50 -40 | HAX | S16W77 | |
Solar flares on this day | ||||
M1.4 C7.71 C8.03 |
Region 8535 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 -5 | 340 -30 | HKX | N22W62 |
Region 8540 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 -1 | 0 | AXX | S31W38 |
Region 8541 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
19 -8 | 130 30 | EAO | N20W39 | |
Solar flares on this day | ||||
C2.34 C8.91 C2.36 |
Region 8542 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 | 30 -10 | HSX | S19E06 |
Region 8543 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 | 0 | BXO | N06E03 |
Region 8544 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
15 3 | 160 70 | DAO | S20E34 |
Region 8545 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
2 1 | 260 30 | HKX | N37E49 |
Region 8546 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 1 | 30 30 | CSO | S34W61 |
Region 8547 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
5 -2 | 20 | CSO | N21W30 |
All times in UTC
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Last X-flare | 2025/03/28 | X1.1 |
Last M-flare | 2025/04/30 | M2.03 |
Last geomagnetic storm | 2025/05/03 | Kp5 (G1) |
Spotless days | |
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Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
April 2025 | 140.6 +6.4 |
May 2025 | 66.5 -74.1 |
Last 30 days | 111.6 -20.3 |