| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 14/12/1999 | 4 | 0 | BXO | S35E10 | |
| 15/12/1999 | 7 | 80 | DAO | S34W02 | |
| 16/12/1999 | 10 | 90 | DSO | S33W16 | |
| 17/12/1999 | 11 | 90 | DSO | S32W29 | |
| 18/12/1999 | 10 | 60 | DSO | S33W41 | |
| 19/12/1999 | 2 | 10 | AXX | S32W57 | |
| 20/12/1999 | 1 | 0 | AXX | S32W65 |
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| Último evento clase X | 18/01/2026 | X1.9 |
| Último evento clase M | 21/01/2026 | M3.4 |
| Últimas tormentas geomagnéticas | 22/01/2026 | Kp5+ (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| enero 2026 | 119.4 -4.6 |
| Last 30 days | 121.8 +8.9 |