| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/08/06 | 3 | 20 | BXO | S18E10 | |
| 2001/08/07 | 9 | 50 | DAO | S17W04 | |
| 2001/08/08 | 12 | 170 | DAO | S18W15 | |
| 2001/08/09 | 14 | 220 | DKI | S18W28 | |
| 2001/08/10 | 15 | 230 | DKO | S17W41 | |
| 2001/08/11 | 8 | 190 | DAO | S18W54 | |
| 2001/08/12 | 3 | 130 | CAO | S18W68 | |
| 2001/08/13 | 6 | 80 | CAO | S18W82 | |
| 2001/08/14 | 1 | 60 | HAX | S17W94 |
| C |
|---|
| 2 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C8.69 | 2001/08/09 | 00:32 | 00:45 | 01:07 | |
| 2 | C1.82 | 2001/08/07 | 17:52 | 17:55 | 18:01 |
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| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/29 | M1.0 |
| 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 | 117.2 +25.4 |
| Last 30 days | 117.2 +30.3 |