
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 76 1 | 1 1 | B5.43 | C2.08 | 3 |
Region 14378 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -2 | 170 -70 | CSO | N15W72 | |
Region 14381 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 11 1 | 200 10 | EAI | N10W39 | |
Solar flares on this day | ||||
| B8.6 C1.2 C1.2 | ||||
Region 14384 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -4 | 240 -30 | DAO | N10W15 | |
Region 14385 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 10 | AXX | S09W25 | |
Region 14386 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 10 -30 | AXX | N17W0* | |
Region 14387 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 50 | DAO | N09E71 | |
Solar flares on this day | ||||
| C1.2 C2.0 | ||||
All times in UTC
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| Last X-flare | 2026/04/24 | X2.5 |
| Last M-flare | 2026/05/29 | M1.1 |
| Last geomagnetic storm | 2026/05/16 | Kp6- (G2) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (2%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2026 | 79.3 -6.6 |
| May 2026 | 97.9 +18.6 |
| Last 30 days | 97.9 +5 |