| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2025/03/28 | 3 | 270 | CHO | N06E69 | |
| 2025/03/29 | 3 | 270 | CHO | S01E56 | |
| 2025/03/30 | 6 | 270 | DHO | N05E42 | |
| 2025/03/31 | 9 | 260 | DHO | N05E28 | |
| 2025/04/01 | 6 | 250 | CHO | N05E17 | |
| 2025/04/02 | 4 | 250 | CHO | N05E07 | |
| 2025/04/03 | 4 | 250 | CHO | N05W08 | |
| 2025/04/04 | 1 | 160 | HSX | N06W23 | |
| 2025/04/05 | 1 | 230 | HSX | N06W35 | |
| 2025/04/06 | 1 | 200 | HSX | N06W49 | |
| 2025/04/07 | 1 | 200 | HSX | N07W63 | |
| 2025/04/08 | 1 | 160 | HSX | N07W76 | |
| 2025/04/09 | 1 | 110 | HSX | N07W92 | |
| 2025/04/10 | 1 | 110 | HSX | N07W0* |
| C | M |
|---|---|
| 7 | 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M5.6 | 2025/04/01 | 06:37 | 06:46 | 06:53 | |
| 2 | M1.0 | 2025/03/28 | 17:54 | 18:01 | 18:05 | |
| 3 | C7.6 | 2025/03/31 | 03:44 | 03:52 | 03:56 | |
| 4 | C4.7 | 2025/04/01 | 06:25 | 06:35 | 06:37 | |
| 5 | C4.4 | 2025/03/31 | 12:00 | 12:08 | 12:13 | |
| 6 | C4.3 | 2025/03/30 | 12:29 | 12:37 | 12:42 | |
| 7 | C3.9 | 2025/03/30 | 12:21 | 12:27 | 12:29 | |
| 8 | C3.2 | 2025/04/01 | 01:23 | 01:32 | 01:37 | |
| 9 | C2.9 | 2025/03/29 | 11:25 | 11:32 | 11:37 |
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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 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |