| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 25/09/1998 | 5 | 40 | CSO | S30E41 | |
| 26/09/1998 | 7 | 70 | CSO | S30E27 | |
| 27/09/1998 | 12 | 120 | DAO | S28E13 | |
| 28/09/1998 | 12 | 70 | ESO | S28E01 | |
| 29/09/1998 | 14 | 50 | ESO | S28W13 | |
| 30/09/1998 | 8 | 20 | CSO | S28W25 | |
| 01/10/1998 | 5 | 40 | DRO | S28W42 | |
| 02/10/1998 | 3 | 30 | DSO | S29W55 | |
| 03/10/1998 | 3 | 20 | BXO | S28W66 | |
| 04/10/1998 | 1 | 0 | AXX | S27W79 |
| B | C |
|---|---|
| 1 | 3 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C8.59 | 27/09/1998 | 02:34 | 02:41 | 02:59 | |
| 2 | C3.87 | 25/09/1998 | 23:13 | 23:23 | 23:51 | |
| 3 | C1.38 | 27/09/1998 | 04:23 | 04:29 | 04:38 | |
| 4 | B6.4 | 30/09/1998 | 05:14 | 05:17 | 05:21 |
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| Último evento clase X | 08/12/2025 | X1.1 |
| Último evento clase M | 17/01/2026 | M2.2 |
| Últimas tormentas geomagnéticas | 16/01/2026 | Kp5 (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| enero 2026 | 96.7 -27.3 |
| Last 30 days | 101.3 -5.7 |