Sunspot number | New regions | Background flux | Maximum flux | C | M |
---|---|---|---|---|---|
139 17 | 2 2 | C1.16 | M3.27 | 7 | 3 |
Region 9704 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
3 -5 | 250 -180 | DAO | S20W88 |
Region 9710 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
1 -2 | 20 -10 | HRX | S10W66 |
Region 9712 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
20 2 | 80 | DSO | N12E03 |
Region 9714 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
7 3 | 40 20 | CSO | S09W11 |
Region 9715 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
27 19 | 460 210 | EKI | N06E44 | |
Solar flares on this day | ||||
C9.97 M3.27 |
Region 9716 |
||||
---|---|---|---|---|
Number of sunspots |
Size | Class Magn. | Class Spot | Location |
4 3 | 40 | CSO | S05E57 |
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 | |
---|---|
Last spotless day | 2022/06/08 |
Monthly mean Sunspot Number | |
---|---|
April 2025 | 140.6 +6.4 |
May 2025 | 70.9 -69.7 |
Last 30 days | 85.8 -27.8 |