| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/05/29 | 1 | 50 | HSX | S07E69 | |
| 2005/05/30 | 1 | 10 | AXX | S08E59 | |
| 2005/05/31 | 4 | 20 | BXO | S08E49 | |
| 2005/06/01 | 2 | 10 | AXX | S11E43 | |
| 2005/06/02 | 1 | 20 | HAX | S10E30 | |
| 2005/06/03 | 1 | 10 | AXX | S10E15 | |
| 2005/06/04 | 1 | 0 | AXX | S06E09 |
| B |
|---|
| 3 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B5.22 | 2005/05/28 | 23:43 | 23:48 | 23:51 | |
| 2 | B3.6 | 2005/05/29 | 07:24 | 07:29 | 07:48 | |
| 3 | B2.81 | 2005/05/30 | 06:06 | 06:11 | 06:16 |
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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 |