| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2010/04/29 | 2 | 10 | BXO | N16E14 | |
| 2010/05/04 | 2 | 10 | BXO | N18W52 | |
| 2010/05/05 | 3 | 10 | BXO | N18W66 | |
| 2010/05/06 | 2 | 10 | BXO | N18W80 |
| B |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B2.66 | 2010/05/03 | 12:52 | 12:57 | 13:02 |
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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 |