| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/04/11 | 6 | 110 | CAO | S08E69 | |
| 2003/04/12 | 4 | 120 | CAO | S08E55 | |
| 2003/04/13 | 6 | 110 | CAO | S08E43 | |
| 2003/04/14 | 5 | 100 | CAO | S08E29 | |
| 2003/04/15 | 7 | 70 | CSO | S08E16 | |
| 2003/04/16 | 7 | 60 | CSO | S08E02 | |
| 2003/04/17 | 5 | 60 | CAO | S10W12 | |
| 2003/04/18 | 4 | 60 | DSO | S08W24 | |
| 2003/04/19 | 1 | 60 | HSX | S08W38 | |
| 2003/04/20 | 1 | 30 | HSX | S07W51 | |
| 2003/04/21 | 1 | 30 | HSX | S07W65 | |
| 2003/04/22 | 1 | 20 | HSX | S07W78 | |
| 2003/04/23 | 3 | 20 | HSX | S07W92 |
| B |
|---|
| 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B5.34 | 2003/04/15 | 19:32 | 19:38 | 19:44 | |
| 2 | B2.57 | 2003/04/15 | 07:38 | 07:41 | 07:46 |
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| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| 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 | 167.7 +75.9 |
| Last 30 days | 107.1 +13.7 |