| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 08/04/1998 | 1 | 60 | HSX | S28E74 | |
| 09/04/1998 | 10 | 170 | DAO | S28E60 | |
| 10/04/1998 | 13 | 70 | DAO | S28E49 | |
| 11/04/1998 | 18 | 60 | CAO | S28E36 | |
| 12/04/1998 | 13 | 30 | BXO | S28E23 | |
| 13/04/1998 | 12 | 30 | BXO | S28E09 | |
| 14/04/1998 | 5 | 20 | BXO | S28E00 | |
| 15/04/1998 | 6 | 10 | BXO | S29W17 | |
| 16/04/1998 | 4 | 10 | BXO | S29W31 |
| B | C |
|---|---|
| 1 | 1 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C3.81 | 09/04/1998 | 18:10 | 18:15 | 18:19 | |
| 2 | B7.26 | 14/04/1998 | 21:36 | 21:40 | 21:44 |
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| Último evento clase X | 01/02/2026 | X1.0 |
| Último evento clase M | 01/02/2026 | M1.8 |
| Últimas tormentas geomagnéticas | 28/01/2026 | Kp5+ (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| Last 30 days | 119.2 +2.7 |