| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 11/12/1998 | 4 | 150 | DSO | S29E43 | |
| 12/12/1998 | 13 | 210 | EAO | S29E27 | |
| 13/12/1998 | 21 | 200 | ESO | S29E13 | |
| 14/12/1998 | 24 | 190 | ESO | S28E01 | |
| 15/12/1998 | 22 | 260 | ESI | S29W10 | |
| 16/12/1998 | 20 | 270 | ESI | S28W25 | |
| 17/12/1998 | 26 | 250 | ESI | S27W38 | |
| 18/12/1998 | 16 | 190 | ESI | S28W50 | |
| 19/12/1998 | 16 | 150 | ESI | S26W63 | |
| 20/12/1998 | 10 | 210 | FAO | S28W75 | |
| 21/12/1998 | 3 | 100 | CSO | S28W87 |
| C |
|---|
| 10 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C7.81 | 16/12/1998 | 19:02 | 19:09 | 19:14 | |
| 2 | C4.21 | 18/12/1998 | 12:47 | 12:52 | 12:54 | |
| 3 | C3.93 | 13/12/1998 | 01:48 | 01:56 | 01:58 | |
| 4 | C2.31 | 18/12/1998 | 09:42 | 09:45 | 09:48 | |
| 5 | C1.9 | 12/12/1998 | 12:48 | 12:51 | 12:53 | |
| 6 | C1.8 | 16/12/1998 | 11:58 | 12:03 | 12:06 | |
| 7 | C1.63 | 12/12/1998 | 04:22 | 04:28 | 04:31 | |
| 8 | C1.61 | 11/12/1998 | 20:07 | 20:11 | 20:14 | |
| 9 | C1.53 | 12/12/1998 | 05:09 | 05:13 | 05:15 | |
| 10 | C1.53 | 15/12/1998 | 10:47 | 10:53 | 10:57 |
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| Último evento clase X | 08/12/2025 | X1.1 |
| Último evento clase M | 31/12/2025 | M7.11 |
| Últimas tormentas geomagnéticas | 02/01/2026 | Kp5 (G1) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| enero 2026 | 110 -14 |
| Last 30 days | 104.3 -5.3 |