| Numero di macchie solari |
Dimensione | Classe Magn. | Classe Macchia | Posizione | |
|---|---|---|---|---|---|
| 2001/02/11 | 1 | 50 | HSX | N28E60 | |
| 2001/02/12 | 1 | 40 | HSX | N28E46 | |
| 2001/02/13 | 1 | 30 | HSX | N28E34 | |
| 2001/02/14 | 1 | 30 | HSX | N28E21 | |
| 2001/02/15 | 1 | 30 | HAX | N28E08 | |
| 2001/02/16 | 1 | 20 | HSX | N28W05 | |
| 2001/02/17 | 1 | 30 | HSX | N28W18 | |
| 2001/02/18 | 1 | 10 | HRX | N28W31 | |
| 2001/02/19 | 1 | 20 | HRX | N28W44 | |
| 2001/02/20 | 1 | 0 | AXX | N28W56 | |
| 2001/02/21 | 1 | 20 | HRX | N30W69 |
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| Ultimo brillamento X | 2026/02/04 | X4.21 |
| Ultimo brillamento M | 2026/02/25 | M2.4 |
| Ultima tempesta geomagnetica | 2026/03/03 | Kp5 (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (4%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| febbraio 2026 | 78.2 -34.3 |
| marzo 2026 | 75.1 -3.1 |
| Ultimi 30 giorni | 54.5 -72.1 |