| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 1998/10/16 | 1 | 40 | HSX | N20E73 | |
| 1998/10/17 | 1 | 30 | HSX | N18E58 | |
| 1998/10/18 | 2 | 30 | HRX | N20E46 | |
| 1998/10/19 | 1 | 10 | AXX | N19E33 | |
| 1998/10/20 | 1 | 10 | HRX | N20E20 | |
| 1998/10/21 | 3 | 10 | BXO | N18E06 | |
| 1998/10/22 | 5 | 10 | BXO | N18W08 |
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| Ultimo brillamento X | 2025/12/08 | X1.1 |
| Ultimo brillamento M | 2025/12/31 | M7.11 |
| Ultima tempesta geomagnetica | 2026/01/02 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimo giorno senza macchie | 2022/06/08 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| dicembre 2025 | 124 +32.2 |
| gennaio 2026 | 122 -2 |
| Ultimi 30 giorni | 109.2 +3.9 |