| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/03/15 | 2 | 10 | BXO | N17E18 | |
| 2025/03/16 | 6 | 60 | DAI | N16E05 | |
| 2025/03/17 | 12 | 60 | DAI | N15W10 | |
| 2025/03/18 | 11 | 100 | EAI | N16W24 | |
| 2025/03/19 | 11 | 120 | EAI | N16W38 | |
| 2025/03/20 | 12 | 100 | CAI | N17W48 | |
| 2025/03/21 | 5 | 120 | CAO | N18W62 | |
| 2025/03/22 | 4 | 80 | CAO | N17W80 | |
| 2025/03/23 | 4 | 80 | CAO | N17W93 |
| C | M |
|---|---|
| 4 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.5 | 2025/03/19 | 20:21 | 20:40 | 20:47 | |
| 2 | C5.6 | 2025/03/20 | 03:33 | 03:44 | 03:48 | |
| 3 | C2.6 | 2025/03/23 | 10:22 | 10:30 | 10:38 | |
| 4 | C2.0 | 2025/03/19 | 10:01 | 10:25 | 10:39 | |
| 5 | C1.8 | 2025/03/17 | 09:39 | 09:45 | 09:49 |
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |