
| Sunspot number | New regions | Background flux | Maximum flux |
|---|---|---|---|
| 45 -13 | 0 | B1.86 | B9.87 |
Region 11226 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -5 | 20 -60 | BXO | S21W64 | |
Solar flares on this day | ||||
| B9.59 | ||||
Region 11227 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 2 | 30 | CSO | S21W49 | |
Region 11228 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 4 | 60 -10 | DAO | N17W47 | |
Region 11232 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 1 | 50 10 | CSO | N08W06 | |
All times in UTC
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| 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 | 88.1 +2.2 |
| Last 30 days | 93.2 +32.7 |