
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 156 48 | 2 2 | B9.57 | C5.77 | 11 |
Region 11553 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -3 | 140 -10 | DAI | S22W69 | |
Region 11560 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 21 2 | 260 40 | EHI | N03W17 | |
Solar flares on this day | ||||
| C1.74 C1.95 C1.38 C1.92 | ||||
Region 11561 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 20 -10 | CAO | S12W23 | |
Region 11562 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 -1 | 20 | CSO | S17E10 | |
Region 11563 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 50 -20 | DAO | S26E29 | |
Region 11564 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 4 | 150 60 | DAO | S15E41 | |
Solar flares on this day | ||||
| C2.65 C5.78 C2.74 C3.79 C3.99 C3.39 C4.17 | ||||
All times in UTC
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/04 | 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 | 122.8 +36.9 |
| Last 30 days | 99.9 +42.1 |