| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 08/12/1999 | 1 | 10 | AXX | S13E68 | |
| 09/12/1999 | 3 | 10 | BXO | S14E53 | |
| 10/12/1999 | 2 | 10 | BXO | S14E36 | |
| 11/12/1999 | 1 | 0 | AXX | S15E22 |
| C | M |
|---|---|
| 1 | 1 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M1.46 | 07/12/1999 | 21:15 | 21:20 | 21:23 | |
| 2 | C3.66 | 08/12/1999 | 05:24 | 05:29 | 05:34 |
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| Último evento clase X | 08/12/2025 | X1.1 |
| Último evento clase M | 29/12/2025 | M1.0 |
| Últimas tormentas geomagnéticas | 22/12/2025 | Kp5 (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| noviembre 2025 | 91.8 -22.8 |
| diciembre 2025 | 116.5 +24.7 |
| Last 30 days | 116.2 +30.6 |