| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 21/09/2017 | 1 | 60 | HSX | S12E73 | |
| 22/09/2017 | 1 | 80 | HSX | S13E59 | |
| 23/09/2017 | 1 | 80 | HSX | S13E46 | |
| 24/09/2017 | 2 | 90 | CSO | S13E32 | |
| 25/09/2017 | 1 | 90 | HSX | S13E19 | |
| 26/09/2017 | 3 | 100 | CSO | S12E04 | |
| 27/09/2017 | 7 | 120 | CSO | S15W09 | |
| 28/09/2017 | 1 | 80 | HSX | S13W21 | |
| 29/09/2017 | 1 | 70 | HSX | S14W35 | |
| 30/09/2017 | 1 | 70 | HSX | S14W48 | |
| 01/10/2017 | 1 | 60 | HSX | S14W61 | |
| 02/10/2017 | 1 | 60 | HSX | S14W74 |
| B |
|---|
| 4 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | B8.18 | 25/09/2017 | 14:35 | 15:14 | 15:32 | |
| 2 | B7.78 | 25/09/2017 | 02:14 | 02:35 | 02:46 | |
| 3 | B3.81 | 28/09/2017 | 14:09 | 14:34 | 15:33 | |
| 4 | B3.47 | 24/09/2017 | 23:20 | 23:27 | 23:37 |
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| 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 | 110.3 +23.8 |