| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2007/08/22 | 1 | 90 | HSX | S06E73 | |
| 2007/08/23 | 2 | 100 | HSX | S06E61 | |
| 2007/08/24 | 2 | 100 | HAX | S05E47 | |
| 2007/08/25 | 2 | 90 | HAX | S05E35 | |
| 2007/08/26 | 4 | 110 | CSO | S05E22 | |
| 2007/08/27 | 3 | 80 | HHX | S05E08 | |
| 2007/08/28 | 2 | 100 | HAX | S05W05 | |
| 2007/08/29 | 4 | 110 | CSO | S05W19 | |
| 2007/08/30 | 3 | 100 | CHO | S05W30 | |
| 2007/08/31 | 5 | 90 | HSX | S06W45 | |
| 2007/09/01 | 4 | 120 | DSO | S08W58 | |
| 2007/09/02 | 1 | 30 | HRX | S06W72 |
| B | C |
|---|---|
| 2 | 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.9 | 2007/08/24 | 07:49 | 07:54 | 07:58 | |
| 2 | B4.87 | 2007/08/24 | 11:48 | 11:53 | 11:56 | |
| 3 | B3.17 | 2007/08/24 | 23:26 | 23:30 | 23:34 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 109.4 +22.7 |