| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/11/21 | 5 | 30 | CSO | S31E24 | |
| 1999/11/22 | 12 | 20 | DSO | S30E08 | |
| 1999/11/23 | 12 | 80 | DAO | S29W01 | |
| 1999/11/24 | 5 | 40 | DAO | S28W14 | |
| 1999/11/25 | 6 | 80 | EAO | S28W29 | |
| 1999/11/26 | 3 | 50 | CSO | S28W42 | |
| 1999/11/27 | 3 | 50 | CSO | S27W58 | |
| 1999/11/28 | 4 | 80 | DSO | S27W72 | |
| 1999/11/29 | 3 | 90 | DAO | S26W83 |
| C |
|---|
| 1 |
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.59 | 1999/11/22 | 17:16 | 17:23 | 17:26 |
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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 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |