| Número de manchas solares |
Tamaño | Clase Magn. | Clase Mancha | Ubicación | |
|---|---|---|---|---|---|
| 10/10/1997 | 3 | 10 | BXO | N32E41 | |
| 11/10/1997 | 5 | 30 | CRO | N31E27 | |
| 12/10/1997 | 6 | 40 | CRO | N31E14 | |
| 13/10/1997 | 9 | 60 | DSO | N31E01 | |
| 14/10/1997 | 12 | 90 | DAO | N31W12 | |
| 15/10/1997 | 10 | 90 | DAO | N31W23 | |
| 16/10/1997 | 9 | 70 | CAO | N30W37 | |
| 17/10/1997 | 8 | 80 | CSO | N30W50 | |
| 18/10/1997 | 9 | 70 | CSO | N31W62 | |
| 19/10/1997 | 5 | 40 | BXO | N31W75 | |
| 20/10/1997 | 2 | 30 | BXO | N27W91 |
| B |
|---|
| 1 |
| Inicio | Máximo | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | B4.29 | 17/10/1997 | 14:16 | 14:24 | 14:33 |
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| Último evento clase X | 18/01/2026 | X1.9 |
| Último evento clase M | 21/01/2026 | M3.4 |
| Últimas tormentas geomagnéticas | 20/01/2026 | Kp8 (G4) |
| Días sin manchas | |
|---|---|
| Último día sin manchas | 08/06/2022 |
| Promedio de manchas solares mensuales | |
|---|---|
| diciembre 2025 | 124 +32.2 |
| enero 2026 | 107.3 -16.8 |
| Last 30 days | 111.9 +4 |