| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2026/02/27 | 2 | 150 | HAX | N08E77 | |
| 2026/02/28 | 3 | 200 | DAO | N07E61 | |
| 2026/03/01 | 6 | 200 | EAO | N08E52 | |
| 2026/03/02 | 8 | 200 | EAO | N08E41 | |
| 2026/03/03 | 9 | 220 | EAO | N08E28 | |
| 2026/03/04 | 8 | 170 | CAO | N08E15 | |
| 2026/03/05 | 7 | 170 | DAI | N08E02 | |
| 2026/03/06 | 10 | 200 | EAI | N08W12 | |
| 2026/03/07 | 10 | 190 | EAI | N08W26 | |
| 2026/03/08 | 11 | 200 | EAI | N10W39 | |
| 2026/03/09 | 4 | 120 | ESO | N09W51 | |
| 2026/03/10 | 2 | 110 | CSO | N08W69 | |
| 2026/03/11 | 2 | 80 | HSX | N07W82 | |
| 2026/03/12 | 2 | 80 | HSX | N09W96 |
| B | C |
|---|---|
| 7 | 30 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.9 | 2026/03/01 | 07:30 | 07:49 | 08:03 | |
| 2 | C5.2 | 2026/03/01 | 06:07 | 06:15 | 06:22 | |
| 3 | C4.7 | 2026/02/28 | 21:18 | 21:32 | 21:44 | |
| 4 | C4.7 | 2026/03/01 | 01:24 | 01:32 | 01:36 | |
| 5 | C4.6 | 2026/03/10 | 18:31 | 18:45 | 18:55 | |
| 6 | C3.5 | 2026/02/27 | 12:47 | 12:59 | 13:03 | |
| 7 | C3.5 | 2026/03/01 | 18:07 | 18:13 | 18:24 | |
| 8 | C3.2 | 2026/02/28 | 17:54 | 18:03 | 18:22 | |
| 9 | C2.9 | 2026/02/28 | 09:46 | 10:02 | 10:09 | |
| 10 | C2.9 | 2026/03/03 | 00:17 | 00:30 | 00:52 |
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| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/25 | M2.4 |
| Last geomagnetic storm | 2026/03/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (4%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2026 | 78.2 -34.3 |
| March 2026 | 78.5 +0.3 |
| Last 30 days | 54.3 -74.5 |