
| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 172 -8 | 0 | C2.13 | M1.77 | 11 | 5 |
Region 13790 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 -4 | 430 60 | DKC | S10W49 | |
Solar flares on this day | ||||
| C6.8 C7.7 | ||||
Region 13792 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 | 310 50 | CKO | S17W33 | |
Region 13793 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -2 | 10 | AXX | N23W46 | |
Region 13794 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 5 -4 | 130 -40 | CAO | N18W64 | |
Region 13796 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 -10 | 280 -100 | DKI | S04W15 | |
Solar flares on this day | ||||
| M1.6 C5.6 C3.6 C4.6 M1.0 M1.4 | ||||
Region 13798 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 -10 | HSX | N06E06 | |
Region 13799 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 18 5 | 400 120 | DKI | S12E21 | |
Solar flares on this day | ||||
| C4.2 C6.6 | ||||
Region 13800 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 16 5 | 80 | EAI | S28E03 | |
Solar flares on this day | ||||
| C6.9 C4.4 C3.8 C4.4 M1.4 M1.7 | ||||
Region 13801 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 2 | 110 -30 | CSO | N06E39 | |
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 |