| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/02/28 | 3 | 70 | CAO | S19E65 | |
| 2003/03/01 | 4 | 90 | CSO | S17E55 | |
| 2003/03/02 | 1 | 70 | HSX | S17E41 | |
| 2003/03/03 | 1 | 70 | HSX | S18E27 | |
| 2003/03/04 | 6 | 50 | CSO | S18E14 | |
| 2003/03/05 | 7 | 60 | CAO | S18E01 | |
| 2003/03/06 | 6 | 90 | DAO | S18W12 | |
| 2003/03/07 | 4 | 40 | DAO | S18W25 | |
| 2003/03/08 | 3 | 20 | CSO | S17W38 | |
| 2003/03/09 | 2 | 10 | BXO | S17W51 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/03/28 | M1.3 |
| 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 |
| April 2026 | 130 +51.8 |
| Last 30 days | 91.6 +20.3 |