| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2010/12/05 | 1 | 100 | HHX | N14E72 | |
| 2010/12/06 | 1 | 80 | HSO | N14E58 | |
| 2010/12/07 | 2 | 160 | HSX | N16E43 | |
| 2010/12/08 | 2 | 200 | HSX | N15E31 | |
| 2010/12/09 | 1 | 120 | HRX | N14E18 | |
| 2010/12/10 | 1 | 90 | HSX | N15E05 | |
| 2010/12/11 | 1 | 90 | HSX | N15W09 | |
| 2010/12/12 | 3 | 110 | CSO | N15W22 | |
| 2010/12/13 | 1 | 90 | HSX | N14W33 | |
| 2010/12/14 | 1 | 80 | HSX | N14W48 | |
| 2010/12/15 | 1 | 80 | HSX | N15W61 | |
| 2010/12/16 | 1 | 50 | HSX | N13W74 | |
| 2010/12/17 | 1 | 60 | HSX | N16W94 |
| B | C |
|---|---|
| 1 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C3.29 | 2010/12/14 | 15:03 | 15:50 | 16:55 | |
| 2 | B2.59 | 2010/12/07 | 07:19 | 07:39 | 07:42 |
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| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/22 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 118.7 -5.3 |
| Last 30 days | 120.4 +5.6 |