| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 27/09/1999 | 1 | 30 | HSX | N20E76 | |
| 28/09/1999 | 1 | 40 | HSX | N19E64 | |
| 29/09/1999 | 3 | 30 | CSO | N19E51 | |
| 30/09/1999 | 1 | 20 | HSX | N19E38 | |
| 01/10/1999 | 1 | 20 | HSX | N21E25 | |
| 02/10/1999 | 1 | 10 | HSX | N21E13 | |
| 03/10/1999 | 1 | 10 | AXX | N21E00 | |
| 04/10/1999 | 1 | 0 | AXX | N22W13 | |
| 05/10/1999 | 1 | 0 | AXX | N24W28 |
| B |
|---|
| 1 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | B9.69 | 29/09/1999 | 20:12 | 20:16 | 20:18 |
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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 | 118.7 -5.3 |
| Last 30 days | 120.4 +5.6 |