| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/03/16 | 3 | 10 | BXO | S17E56 | |
| 2025/03/17 | 3 | 20 | CRO | S14E38 | |
| 2025/03/18 | 5 | 10 | BXO | S13E28 | |
| 2025/03/19 | 11 | 10 | BXI | S13E16 | |
| 2025/03/20 | 8 | 20 | CSO | S13E04 | |
| 2025/03/21 | 4 | 20 | CRO | S12W09 | |
| 2025/03/22 | 1 | 10 | AXX | S11W23 | |
| 2025/03/23 | 1 | 10 | AXX | S11W35 |
| C |
|---|
| 4 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.6 | 2025/03/17 | 22:38 | 22:45 | 22:53 | |
| 2 | C2.5 | 2025/03/25 | 17:57 | 18:04 | 18:09 | |
| 3 | C2.4 | 2025/03/17 | 06:37 | 06:46 | 06:54 | |
| 4 | C2.1 | 2025/03/21 | 10:55 | 11:08 | 11:21 |
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/02/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (5%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 76.8 -35.8 |
| Last 30 days | 83.6 -38.4 |