
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 104 10 | 0 -1 | B4.71 | C3.31 | 6 |
Region 10540 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 23 -7 | 220 -80 | EAO | S14W22 | |
Region 10542 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 12 1 | 110 | DAI | N10W03 | |
Region 10543 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 | 80 10 | DAO | S17W08 | |
Region 10544 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 14 | 130 | DAI | N08E09 | |
All times in UTC
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | M1.3 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 133.3 +47.4 |
| Last 30 days | 96.1 +32 |