Región de manchas solares AR8731
| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 12/10/1999 | 6 | 120 | EAO | N10E62 | |
| 13/10/1999 | 14 | 340 | EKO | N11E51 | |
| 14/10/1999 | 38 | 620 | EKO | N11E37 | |
| 15/10/1999 | 45 | 790 | EKC | N19E24 | |
| 16/10/1999 | 27 | 850 | FKC | N12E10 | |
| 17/10/1999 | 62 | 1000 | FKC | N12W03 | |
| 18/10/1999 | 54 | 1220 | FKC | N13W19 | |
| 19/10/1999 | 35 | 980 | FKC | N19W27 | |
| 20/10/1999 | 63 | 640 | FKC | N13W44 | |
| 21/10/1999 | 45 | 440 | EKI | N14W55 | |
| 22/10/1999 | 28 | 320 | EAI | N12W67 | |
| 23/10/1999 | 12 | 160 | ESI | N12W79 |
| C | M | X |
|---|---|---|
| 9 | 1 | 1 |
Las 10 mayores erupciones solares de la región 8731 de manchas solares
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | X2.63 | 14/10/1999 | 08:54 | 09:00 | 09:03 | |
| 2 | M1.06 | 15/10/1999 | 00:58 | 01:15 | 01:31 | |
| 3 | C8.21 | 14/10/1999 | 02:28 | 02:38 | 02:50 | |
| 4 | C6.1 | 14/10/1999 | 03:19 | 03:24 | 03:30 | |
| 5 | C5.37 | 15/10/1999 | 12:18 | 12:27 | 12:39 | |
| 6 | C4.36 | 15/10/1999 | 21:32 | 21:38 | 21:41 | |
| 7 | C3.96 | 18/10/1999 | 17:33 | 17:39 | 17:45 | |
| 8 | C3.87 | 14/10/1999 | 22:27 | 22:31 | 22:34 | |
| 9 | C3.66 | 15/10/1999 | 22:26 | 22:31 | 22:35 | |
| 10 | C2.66 | 12/10/1999 | 07:45 | 08:54 | 09:52 |
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Hechos clima espacial
| Último evento clase X | 08/12/2025 | X1.1 |
| Último evento clase M | 21/12/2025 | M1.3 |
| 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 | 114.3 +22.5 |
| Last 30 days | 109.4 +22.7 |