| Sunspot number | New regions | Background flux | Maximum flux | C | M |
|---|---|---|---|---|---|
| 100 16 | 0 | C1.14 | M1.13 | 8 | 2 |
Region 8416 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 6 | 30 -20 | CSO | N19E05 | |
Region 8419 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 13 4 | 40 10 | CSO | N27E00 | |
Solar flares on this day | ||||
| C5.14 | ||||
Region 8420 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 1 -1 | 0 -10 | AXX | N17E40 | |
Region 8421 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 10 4 | 170 50 | DAO | N27E52 | |
Solar flares on this day | ||||
| C2.93 C3.49 C4.23 C6.31 | ||||
Region 8422 |
||||
|---|---|---|---|---|
| Number of sunspots |
Size | Class Magn. | Class Spot | Location |
| 4 -1 | 130 60 | DSO | S26E68 | |
Solar flares on this day | ||||
| M1.12 | ||||
All times in UTC
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/03/26 | M4.0 |
| Last geomagnetic storm | 2026/03/25 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 84 +5.8 |
| Last 30 days | 84 +6.2 |