
| Sunspot number | New regions | Background flux | Maximum flux | C |
|---|---|---|---|---|
| 111 -2 | 1 | C1.64 | C9.41 | 9 |
Region 13727 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 80 -30 | HAX | S17W72 | |
Region 13729 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 -15 | 100 -50 | EAO | S04W53 | |
Solar flares on this day | ||||
| C6.1 C8.6 | ||||
Region 13733 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 8 | 460 230 | DKC | N03W55 | |
Region 13734 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 | 20 | HRX | N08W17 | |
Region 13735 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 | 30 | HAX | N11W05 | |
Region 13736 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 1 | 120 30 | DSO | S19E41 | |
Region 13737 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 2 -1 | 100 | DSO | S14W88 | |
Solar flares on this day | ||||
| C2.5 C4.1 C5.5 C5.0 C7.7 | ||||
Region 13738 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 3 | 80 | DAO | S09E63 | |
All times in UTC
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/03 | M1.3 |
| Last geomagnetic storm | 2026/04/02 | Kp6- (G2) |
| 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 | 141 +55.1 |
| Last 30 days | 94.6 +27 |